CSE-H21 User`s Manual
Contents
1. seting remote number to comaa L xeaeoeeean Cormectng tthe rat Attempting to connect to the host Ta gt comecion acces Data Communication 6 6 2 Example of Active Connection with host name Setting the name server s IP address to AT PNIP 168 126 63 1 lt CR gt connect Fi CR LF OK CR LF Command OK CR LF OK CR LF AT PRP 1470 lt CR gt lt CR gt lt LF gt OK lt CR gt lt LF gt ATDT lt CR gt Setting the host name to connect After this command CSE H21 query the AT PRHN www sollae co kr lt CR gt host name to the name server After getting the IP address it sets to the PRIP parameter ET N ES Soag Sollae Systems Co Ltd 39 http www sollae co kr CSE H21 User s Manual Ver 1 7 Attempting to connect to the host Data Communication When being established the active TCP connection the Local Port number may be changed to temporary values 6 6 3 Example of passive Connection Set OAL maeoeeean gt Pee conection command warcoweeegear 6 7 Example of Disconnection 6 7 4 Example of active disconnection CSE H21 disconnects the connection bata2. 37 641 Changing Online State to AT Command State trt 38 642 Changing AT Command State to Online State rte 38 6 5 Example of Configuration with AT Command eerte 38 S Sollae Systems Co Ltd 3 http www sollae co kr CSE H21 User s Manual Ver 1 7 6 6 Example of TCP 39 661 Example of Active Connection iter tte ttti 39 6 62 Example of Active Connection with host 39 6 6 3 Example of passive Connection eerte ttt tette tentent 40 6 7 Example of TCP 40 671 Example of active disconnection street 40 672 Example of passive disconnection treten tette 40 7 SECURITY PROTOCOLS amp aba 41 PSSE 41 Feld SSE Secure Socket Layer iata 41 112 How to set the SSL ori CSE FIZT user seres sete sn eet neget 41 VAECEP Le 42 pac a 42 XA SSH OEE 42 722 HOW to set the SSH CSE HZ usse bete bine
3. changing sae to command siate wasoma Changed to AT command sate disconnection command Pel command ox 6 7 2 Example of passive disconnection The remote host disconnects the connection Data Communication during TCP connection The remote host disconnect the connection lt CR gt lt LF gt NO TCP disconnected CARRIER CR LF Sollae Systems Ltd 40 http www sollae co kr CSE H21 User s Manual Ver 1 7 7 Security Protocols amp Option 7 1 SSL 711 SSL Secure Socket Layer SSL is cryptographic protocol that provides secure communication on the Internet The SSL works over TCP 7 1 2 How to set the SSL on CSE H21 To works for SSL you have to set the SSL related parameters as the following steps Set the SSL check box in the ezManager Network Option Serial Port Option Address Search Address Debugging Message Multiple Connection Log in the CSE H21 with telnet client Generate an RSA key with a command CSE H21 supports 512 768 and 1024 length keys Command Format rsa keygen key length Telnet 10 1 0 1 sh rsa keygen 512 aver age 10sec required to find two 256bits prime numbers please wait rsa find 256bits random prime p 12 4 7 8 11 14 17 23 32 37 38 41 52 56 59 62 73 76 79 83 88 91 92 101 107 127 133 137 1
4. o View Comment Password Factory Reset Import Variables Simple Test Figure 3 1 the initial window of the ezManager S Sollae Systems Co Ltd 18 http www sollae co kr CSE H21 User s Manual Ver 1 7 3 2 2 Buttons of ezManager Change F W HTML Change the firmware or HTML files with this button Export Variables Store a set of values as a file Import Variables Load values from a file made from Export Variables Multi Write Configure set of values to one or more 7 PING ARP Test the PING reply and manage the ARP table Simple Test Run the test program interfaced with Network and RS232 port Windows Firewall Run the windows firewall set window Exit Exit ezManager 3 2 3 Parameters of ezManager Local IP Address Subnet Mask Network Gateway IP DNS IP Address Protocol Interval Port Data Type DDNS ID DDNS Notify IP Change Password Host Name dyndns custom Network Obtain an IP From The First Received Packet Obtain an IP Automatically DHCP Obtain an IP Automatically PPPoE PPPoE ID PPPoE Password Obtain DNS Server Address Automatically Telnet IP Address Search Send MAC Address Debugging Message SSL SSH Multiple Connection Allowed MAC Address Allowed IP Range ezTCP Firewall IP Address Network Mask Apply To ezManager Sollae Systems Co Ltd 19 http www sollae co kr CSE H21 User s Manual Ver 1 7 Serial Type TTL
5. Communication Mode T2S TCP Server Local Port 2 2 4 Communication Test 1470 1471 Power the CSE H21 off and on then it tries to connect to the LAN A program for testing starts if you press the Simple Test button of the ezManager 14 http www sollae co kr 2 Sollae Systems Co Ltd CSE H21 User s Manual Ver 1 7 0j sere _ J Sena Daca seve Connect Le 30 31 32 33 34 35 36 37 10123456 38 39 189 save J toaa Jo sena save J cree a Close Press the Connect button after inputting 10 1 0 1 and 1470 in the IP and Port If the TCP connection is established there will be Connected 10 1 0 1 1470 And the STS indicator will be on Simple Tes 30 31 32 33 34 35 36 37 101234567 99 Sollae Systems Co Ltd 15 http www sollae co kr 2 CSE H21 User 5 Manual 1 7 Press the Open button after selecting serial port that is connected to the CSE H21 If the serial port is open the COM1 the COM port has opened message will be shown Simple Test 30 31 32 33 34 35 36 37 101234567 38 39 189 Received Data 0 Byte s Local Port Peer Address Peer Port Dkeep Alive 10 1 0 1 1470 TCP Client penis 30 31 32 33 34 35 36 37 101234567 38 39 189 Data Length 10 z Received Data Parity Data Bits Stop Bit Flow Contrd wl
6. www sollae co kr CSE H21 User s Manual Ver 1 7 1 5 Interface 1 5 1 RS232 Port DB9M There are two RS232 ports The ports are interfaced with 9 pin D sub male connectors The serial ports are isolated electrically OV sooo Figure 1 2 9 pin D sub male connector RS232 ports Table 1 2 RS232 Port Specification Data bits Parity Stop bit Table 1 3 RS232 Parameters None Even Odd Mark Space Flow Control CSE H21 has RTS CTS flow control function 2 Sollae Systems Co Ltd 9 http www sollae co kr CSE H21 User s Manual Ver 1 7 Telnet COM Port Control Option CSE H21 has a Telnet COM Port Control function that is defined in the RFC2217 If this option is set CSE H21 transmits serial input signals CTS DSR to the peer host and set the values RTS DTR baud rate data bits parity stop bit onto its serial ports from the peer host TX Delay CSE H21 has a function that delays its serial data for the user s slow device User can set the interval between byte and byte which are outputting from CSE H21 s serial ports Its unit is byte 1 5 2 Ethernet Interface Network part of CSE H21 is configured with Ethernet So what you have to do is only to connect UTP cable The Ethernet part detects 10Mbit or 100Mbit Ethernet automatically to connect the corresponding cable It also provides auto MDI MDIX function to detect 1 1 cable or cross over cable automat
7. 154 161 169 172 176 179 184 193 197 199 206 212 214 221 224 226 239 242 244 254 263 266 272 283 287 289 301 304 307 311 322 332 338 found rsa find 256bits random prime q 1 2 7 8 10 16 17 23 25 28 32 35 46 55 56 62 70 71 73 76 85 88 95 116 118 121 122 127 133 136 142 146 148 155 160 161 175 188 f pair public private key generated rsa des validation OK rsa server key exist replaced to new key sh Generate a DSA key with a dsa keygen Telnet 10 1 0 1 cse h20 password iiie retype 1 ok Save the parameters for SSH with a ssh save aa55cc33 command lt Telnet 10 1 0 1 save 55 33 RSA DSA SSH ID SSH MSG ok 7 2 3 Restriction To use the SSH function with CSE H21 there is a restriction You can use only T2S mode TCP Server mode if you set the SSH function 7 3 ezTCP Firewall CSE H21 has two connection limitation functions Those can be set by the Option tab of the ezManager S2 Sollae Systems Co Ltd 43 http www sollae co kr CSE H21 User s Manual Ver 1 7 ezTCP Firewall Allowed MAC Address LL JE ELM Allowed IP Range Network Mask Allowed MAC Address If user sets the Allowed MAC Address the only specified host can be connected with the CSE H21 Allowed IP Range When the Allowed IP is set the only hosts that are specified by Allowed IP and Network Mask c
8. 3 6 Notify IP change Change the form of document Correct some expressions 2 Sollae Systems Co Ltd 47 http www sollae co kr
9. 5 U2S UDP U2S is a mode that performs UDP communication In UDP communication data is sent in block units Therefore data that comes through CSE H21 s serial port must be classified in block units to send it elsewhere The block unit classification process is performed as the following When the amount of received data via CSE H21 serial port is as same as previously designated data Event Byte Event Byte or the duration of the data exceeds Data Frame the incoming data will be recognized as one block This block will be sent to UDP Timeout is in 10ms Since UDP communication does not involve establishing connection N M communication may be performed using broadcast Therefore it can be conveniently in changing RS 485 multi drop type network to Ethernet Remote Host ezTCP Serial Device DATA UDP DATA UDP 10 9ms DATA UDP lt U2S Transmission sequence Byte Count 3 Guard Time 1 gt In addition if the Peer Address and Peer Port are set to 0 U2S echo functions will be applied This option allows it to send UDP packets according to the source IP address in the last packet which is received By using this CSE H21 can send multiple hosts one by one This function is available on 1 2H or subsequently released firmware version S Sollae Systems Co Ltd 35 http www sollae co kr CSE H21 User
10. 9200 v none 8 151 COMl Closed If you press the Send Data button on the LAN part the data shown the Send box will be transmitted to the Receive box on the RS232 part Bottom Simple Test Connected 10 1 0 1 14701 30 31 32 33 34 35 36 37 101234567 38 39 189 Data Length 10 Received Data COM Port Baudrate Parity Data Bits Stop Bit Flow Control open _ The COM port has opened Sollae Systems Co Ltd 16 http www sollae co kr 2 CSE H21 User 5 Manual 1 7 If you press the Send Data button on the RS232 part Bottom the data shown the Send box will be transmitted to the Receive box on the LAN part Simple Test 30 31 32 33 34 35 36 37 101234567 38 39 189 Daca tengen 10 Load Send Data Local Port Peer Addr Keep Alive Connected 10 1 0 1 1470 RS232 Send 31 32 33 34 35 36 37 1012345 38 39 189 Data Length 10 my 5 Receive 30 31 32 33 34 35 36 37 101234567 38 39 189 Reghived Data Peer Port Receive 31 32 33 34 35 36 37 101234567 38 39 189 Received Data 0 Byte s Save Load Save Clear Data Bits Stop Bit COM Port Baudrate COM The COM port has opened If the transmitting and receiving data are same the communication test is successful Sollae Systems Co Ltd 17 http www sollae co kr CSE H21 U
11. Sollae Systems Co Ltd 29 http www sollae co kr CSE H21 User s Manual Ver 1 7 5 2 T2S TCP Server In T2S mode the CSE H21 functions as a server When a host connects to predefined local port the CSE H21 accepts a TCP connection When the ezICP accepts TCP connection then the TCP connection is established After connection is established TCP IP processing is performed on the data coming to the serial port which is then transmitted to the remote host And the TCP IP data coming from the remote host is TCP IP processed and transmitted to the serial port to establish data communication Remote Host ezTCP Serial Device Request TCP Connection Accept connection Listen on local port connected DATA DATA TCP IP DATA DEF TCP IP DATA DEF lt T2S Mode gt 521 TCP Connection If a host connects to the pre defined Local Port of CSE H21 the host can communicate bi directionally 5 2 2 Serial Data before the TCP Connection The received serial data before the TCP connection is established will be handled based on the Event Byte settings If the Event Byte is 0 the data that comes to serial port of CSE H21 will not be recognized If it is not 0 the serial data before TCP connection will be temporarily saved to be sent to the host after the connection 523 Data Transmission When the TCP connection is established the
12. TCP connection The way of using this command is like below sc SPACE Name of Serial Port SPACE close Telnet 10 1 0 1 sh sc close coml closed sh Sollae Systems Co Ltd 26 http www sollae co kr CSE H21 User s Manual Ver 1 7 4 4 Check Status in the ezManager If you press the STATUS in the ezManager you can monitor the current status of CSE H21 If user sets Refresh Every 1 second option the status data will be updated in every second And user can close the TCP connection in the TCP IP Connection window with mouse right button M Status Status FIRMWARE VERSION CSE H21 1 3 Rev SYSTEM UPTIME days 00 06 33 43 IP4 NETWORK INFORMATION Device IP address 10 1 0 1 Subnet mask 255 0 0 0 Gateway 0 0 0 0 Name Server 0 0 0 0 TCP STATE COMI SERIAL COMI comz ESTABLISHED LISTEN STATUS sio rx 0 nat tz 0 net rz 0 sio tr 0 sio rx 0 net tx 0 net rx 0 sio tx 0 ARP TABLE 10 16 2 156 00 03 ff a0 bl 03 26 TCP IP Connection Name tty 2 coml TCP State LISTEN 23 LISTEN 1471 ESTABLISHED 10 16 2 156 1060 Close this TCP Connection Password Refresh Every 1 Second Sollae Systems Co Ltd 27 http www sollae co kr CSE H21 User s Manual Ver 1 7 4 5 Remote Debugging If the Debugging Message field in the OPTION tab of the ezM
13. 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 ACK 80 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 ACK 80 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 80 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 ACK gt IN 16 IGA 1111 ace o 0 0 o 0 0 0 0 o 0 0 0 o 0 o n in the user site Sollae Systems Ltd 28 http www sollae co kr CSE H21 User s Manual Ver 1 7 5 Communication Mode 5 Introduction Normal communication mode is suitable for the purpose of using CSE H21 Normal communication mode can be classified into four modes T2S ATC COD and U2S each of which is described in the following table Table 5 1 Communication Mode 1 Configuring Communic Need for user environmental ation Protocol Connection Equipment Software d variable via serial Mode Modification i 1 1 Active Needed Possible 1 1 Passive 1 1 TCP protocol requires connection process The connection is always established as 1 1 connection At this time the host waiting for connection passive connection is called a server and the one attempting to connect active connection is called a client On the other hand UDP communicates by block unit without connection process As UDP does not require connection numbers of hosts can communicate at the same time 2
14. 42 2 3 Lue 43 papse a E 43 8 TECHNICAL SUPPORT WARRANTY AND NOTES ON 45 8 1 Technical S pport tec nan bet e NR M 45 6 2 45 CONNU E M 45 822 Free Repair ServiCes s i itte e inte redeo 45 6 23 Charged Repair Services s ener tenet rare DA DRIED E UTOR 45 8 24 Notes on 45 9 REVISION 5 47 S Sollae Systems Co Ltd 4 http www sollae co kr CSE H21 User s Manual Ver 1 7 1 Overview 1 1 Overview Along with the development of the Internet the demand for data communication functions has increased recently Data communication over the Internet requires using TCP IP the Internet communication protocol That is to say in order to connect a system to the Internet TCP IP protocol must be implemented It is possible to implement TCP IP by directly implementing the protocol porting public TCP IP or using Operating System OS However all these methods
15. 42 146 148 151 154 161 169 172 176 179 184 193 197 199 206 212 214 221 224 226 239 242 244 254 263 266 272 283 287 289 301 304 307 311 322 332 338 found rsa find 256bits random prime q 1 2 7 8 10 16 17 23 25 28 32 35 46 55 56 62 70 71 73 76 85 88 95 116 118 121 122 127 133 136 142 146 148 155 160 161 175 188 f pair public private key generated rsa Shey validation OK rsa server key exist replaced to new key sh Make a certificate with a cert new command The certificate is a self signed S Sollae Systems Co Ltd 41 http www sollae co kr CSE H21 User s Manual Ver 1 7 Telnet 10 1 0 1 sh gt cert new generating self signed host certificate 551 done BEGIN CERTIFICATE TICIZCCAc2 gAw BAgI BATANBgkqhkiG9wOBAQQF ADCBkDELMAkGAIUEBhMCS1I x EDAOBgNVBAgTEOluY2h1b24xDjAMBgNVBAcTBUShbUd1MRcwFQYDVOQKEw5Tb2 xs UgU31lzdGVtczERMABGAIUECXMIUmVzZWFy Y2 gxETAPBgNVEAMTCDEwL JEUMC4 x SAwHgY JKoZIhvcNAQkBFhFzdxBwb 3300Gv6dGNwLmNvbT AeFwO1MDAXxMDEWMDAw DBaFw OOTEyMzEyMzUSNT 1 aMIGOMQswCQYDVQQGEwJLU jEQMA4GATUECEMHSWS j aGVvb jEOMAwGAIUEBXxMFTmFtR 3UxFZAVBQNVBAOTD I NvbGxhZSBT eXNOZW1zMREw wYDVOQLEwhSZXNTYXJ j aDERMABGA1UEAXMIMTAuMS4wL jExIDAeBgkqhkiG9wOB QEWEXN1cHBwvcnRAZXp Y 3AuY29tMFwwDQY JKoZIhwvcNAQEBBQADSwAwSAJBALtp RCISxkUC1N3lD6u7ThQOP 5Cw5 QU41nGR C cY dqvbTXegopSUTHitBUq57z6uej f jKYFaGw2 ThqhnOUPOCAwEAAaMOMA4wDAYDVROT BAUWAWEB ZANBgk qhkiG9w0B QOFAANBAFP juh4EIIvKgwycwB8GDChpo fw6L13trB0 7022kQYf
16. 7pBEaRIds Subx 7 gxz8MGZqnqJOplI awcL4ZGwrQ END CERTIFICATE cert host certificate exist replaced to new one sh Save the parameters for SSL with a ssl save aa55cc33 command Telnet 10 1 0 1 save 55 33 RSA CERT host ok 7 1 3 Restriction To use the SSL with CSE H21 there is a restriction You can use only one serial port COM1 if you set the SSL function 7 2 SSH 7 2 4 SSH Secure Shell SSH is a network protocol that allows secure communications between two devices You can use this function if your device is a serial port for console and you need secure communication 7 2 2 How to set the SSH on CSE H21 To works for SSL you have to set the SSH related parameters as the following steps Set the SSH check box in the ezManager Yetwork Option Serial Port Option Telnet IP Address Search Send MAC Address C Debugging Message Multiple Connection Log in the CSE H21 with telnet client Generate RSA key with a command CSE H21 supports 512 768 and 1024 length Ss Sollae Systems Co Ltd 42 http www sollae co kr CSE H21 User s Manual Ver 1 7 keys Command Format rsa keygen key length sh rsa keygen 105 required to find two 256bits prime numbers please wait rsa find 256bits random prime p 12 4 7 8 11 14 17 23 32 37 38 41 52 56 59 62 73 76 79 83 88 91 92 101 107 127 133 137 142 146 148 151
17. Baud Rate Parity Data Bits Stop Serial Port Bit Flow Control DTR DSR TX Interval Serial Port Communication Mode Peer Address TCP IP Peer Port Local Port Event Byte Timeout Data Frame 3 2 4 Matters to be attended to ezManager can be used when you want to change your device s environment variables In case of CSE H21 two interfaces are supported and those are Ethernet and RS232 port Using Ethernet Port For use ezManager through Ethernet CSE H21 should be connected with PC on networks If they are located at the same network Search All on the MAC tap could be used with MAC address If they are connected on Internet Read on the IP tap could be used Using RS232 Port For use ezManager through RS232 not only the CSE H21 should be connected to PC with RS232 cross cable but also has to be operated as serial configuration mode 3 3 AT command In ATC mode the user can set environment variables through the serial port using AT command For more information See 7 Mode 34 IP Address Related Categories Settings via DHCP In the network environment composing DHCP server settings related to CSE H21 s IP address subnet mask gateway and name servers can be automatically designated using DHCP protocol In order to do so user must check Obtain an IP Automatically DHCP category on ezManager Depending on DHCP server type Obtain an IP from the First Received Packet category shoul
18. LISHED 10 1 0 1 1471 0 0 0 0 0 0 LISTEN 10 1 0 1 1470 0 0 0 0 0 0 LISTEN Serial Ports Status User can monitor the statuses of two serial ports with the st sio command The tx_count and the rx_count are the total data sizes to from the serial ports Telnet 10 1 0 1 sh gt st 510 port fmax rbmax rxbuf txbuf rx count tx count Checking Uptime With st uptime command you can check the time of your device boots up Telnet 10 1 0 1 n x Serial Ports I O data capture This command is available on 1 2H or subsequently released firmware version User can monitor the input output data of CSE H21 s serial ports with the sd command The way of using this command is like below S Sollae Systems Co Ltd 25 http www sollae co kr CSE H21 User s Manual Ver 1 7 sd SPACE of Serial Port SPACE Interval The value of of Serial Port is that 1 15 1 and COM2 is 2 Interval means duration of capturing and printing data on your screen and its unit is mille second ms For example if you want to capture the data in every second the value of Interval should be 100 Telnet 10 1 0 1 sh gt sa 1 100 1 dump buffering time 1000ms lsh sd 2 100 1000ms 65 66 67 68 lt 69 6a gt 6b 6c 6d 6e 6f lt 70 71 lt 72 73 lt 74 Termination of TCP connection Using sc command users can terminate established
19. Serial Device Server CSE H21 User s Manual Version 1 7 2009 07 13 Sollae Systems Co Ltd http www sollae co kr CSE H21 User s Manual Ver 1 7 To all residents of the European Union Important environmental information about this product This symbol on this unit or the package indicates that disposal of this unit after its mum jifecycle could harm the environment Do not dispose of the unit as unsorted municipal waste it should be brought to a specialized company for recycling It is your responsibility to return this unit to your local recycling service Respect your local environmental regulation If in doubt contact your local waste disposal authorities Ss Sollae Systems Co Ltd 1 http www sollae co kr CSE H21 User s Manual Ver 1 7 1 OVERVIEW 5 LI VSL W 55 1 2 COMPONEN Seii 5 1 3 5 6 AAV OUE m DAP INCUCALOMS inneni 8 VE CES 8 1 5 Interface ee te ete dete a e 151 RS232 POPE ssavscssetcssstsosssatsoscss
20. an connect to the CSE H21 examples Allowed IP Hosts who can connect to the CSE H21 10 1 0 1 255 0 0 0 10 1 0 1 10 255 255 254 10 1 0 1 255 255 255 0 10 1 0 1 10 1 0 254 192 168 1 4 255 255 255 255 192 168 1 4 Apply to ezManager If this option is checked hosts who are not specified above two restrictions can t search and configure CSE H21 with ezManager This is enabled when one of restrictions is set at least All security functions are disabled in the ISP mode So user can access the CSE H21 in the ISP mode even though user can t access the CSE H21 in the normal mode because of the ezTCP Firewall function 2 Sollae Systems Co Ltd 44 http www sollae co kr CSE H21 User s Manual Ver 1 7 8 Technical Support Warranty and Notes on Operation 8 1 Technical Support If you have any question regarding operation of the product visit Customer Support FAQ corner and the message board on Sollae Systems web site or send us an email at the following address support eztcp com Website Address for Customer Support http www eztcp com en Support support php 8 2 Warranty 8 2 1 Refund Upon the customer s request to refund the product within two weeks after purchase Sollae Systems will refund the product 8 2 2 Free Repair Services For product failures occurring within one year after purchase Sollae Systems provides free repair services or exchange the product However if the produc
21. anager CSE H21 transmits debugging messages with UDP port 50006 Then user can get the messages with new window if user presses Debugging Message button as followed Debugging Message MAC Address Debugging Message 982 00 30 F9 0A 80 97 172 ip rcvd 10 16 992 00 30 F9 0A 80 97 173 ip sent 10 16 162 00 30 F9 0A 980 97 174 ip rcvd 10 16 182 00 30 F9 0A 80 97 175 ip sent 10 16 362 00 30 F9 0A 80 97 176 ip rcvd 10 16 382 00 30 F9 0A 80 97 177 ip sent 10 16 523 00 30 F9 0A 80 97 178 ip rcvd 10 16 553 100 30 9 0 97 179 ip sent 10 16 723 00 30 F9 0A 80 97 180 ip rcvd 10 16 753 00 30 F9 0A 80 97 181 ip sent 10 16 923 00 30 F9 0A 80 97 182 ip revd 10 16 20 943 00 197 183 ip sent 10 16 20 184 00 197 184 ip rcvd 10 16 20 43 214 100 30 9 0 80 971 185 ip sent 10 16 20 43 384 00 30 F9 0A 80 97 186 rcvd 10 16 2 43 1 971 11971 in sant IN 16 lt Start Capture Save Message Clear Message 2 Load Message Close This function is very useful when there are any problems when users install the CSE H21 156 1101 gt 10 16 0 80 1470 ACK 80 1470 gt 10 16 0 156 1101 ACK 156 1101 gt 10 16 0 80 1470 ACK 80 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 80 1470 gt 10 16 0 156 1101 156 1101 gt 10 16 0 80 1470 ACK 80
22. arscSeasecssivaseasstvtsstsstetasiachebpetaciedossasbetonsdodetonsaedebeanaedeasunaaeneennsdeaete 9 amp 10 L53 11 2 GETTING 12 2 1 TmstallatiOn M todes russinen 12 211 Checking the Communication Environment stretti 12 212 Connecting to the tite paese eee erase 13 213 Configuring the Environmental Variables tette tnnt 13 2 25 TESE RU are R E E atts N 13 221 CHANGING IP Address itti attese peii 13 222 Installing CSEH aedi t tnu UR iH HERUM 13 22 3 COMMUTING CSE H2 I cima ada ieu eem Ue 13 224 POSE 14 3 2 18 3 1 IP Address and Environmental Variables eerte 18 3 2 Configuring with 18 DX senten UU nU RR ERO 18 322 Buttons ezMahaget i DA THU 19 323 Parameters of ezManager trente tte ttt ttt ttt tetti sU 324 Matters to be attended to ert
23. ation during the designated Timeout the TCP connection will be automatically terminated The unit used for Timeout is 1 second 5 3 4 DNS If users set the host name instead of the IP address on the Peer Address box CSE H21 query the IP address of the host to its Domain Name Server DNS The IP address of DNS can be configured on ezManager If you set incorrect address on that box the connection won t be established Sollae Systems Co Ltd 33 http www sollae co kr CSE H21 User s Manual Ver 1 7 5 4 ATC AT Command In ATC mode the user can control the CSE H21 in a similar way to controlling the modem using AT command In ATC mode only a TCP connection is possible and both the server and the client can be configured In ATC mode the AT command allows the user to set environment variables including the IP address and control TCP connection and disconnection Serial Remote Host Device Listen Set and port by using AT commands qu DATA ABC DATA ABC DATA DEF TCP IP DATA DEF lt ATC connection sequence active connection Serial Remote Host Device DATA TCP IP DATA DEF TCP IP DATA DEF lt ATC connection sequence passive connection gt For detailed information on AT commands please refer to the 7 ATC mode Sollae Systems Co Ltd 34 http www sollae co kr CSE H21 User s Manual Ver 1 7 5
24. ble for PC connection Option S Sollae Systems Co Ltd 5 http www sollae co kr CSE H21 User s Manual Ver 1 7 1 3 Specification Input Voltage 5V 10 Power 158mm x 90mm x 24mm Interface 10 100 Base T RJ45 2 x RS232 300bps 230400bps RTS CTS Flowcontrol Ethernet 10 100 M bit auto sense Network Auto MDI MDIX TCP UDP IP ICMP ARP DHCP PPPoE DNS lookup DDNS Dynamic DNS Protocols Telnet COM Port Control Option RFC2217 SSL3 0 TLS1 0 SSH Diagnostic Online Debugging Function ROHS Compliant MIC SLS CSE H21 A Approvals CE F690501 SP EMY000088 FCC F690501 RF EMY002716 TCP Server Mode TCP Client Mode Communicati TCP Server Client on Mode ATC AT command emulation Configuration utility via LAN Socket test utility Utilities Hotflash Firmware download utility via TFTP Serial TCP IP virtual driver for Windows You can download the firmware from our website http www eztcp com bouas Sollae Systems Co Ltd 6 http www sollae co kr CSE H21 User s Manual Ver 1 7 1 4 Layout 1 4 1 Layout There are an Ethernet port two RS232 ports and a Power socket on the top side And there is an ISP switch on the right side And 15 LED indicators are in the CSE H21 Ethernet Serial Ports Power Input ISP Switch 10 1008ase T COMI CSE H21 imis Sollae Systems Figure 1 1 CSE H21 Layout Systems Co Ltd 7 http www sollae co
25. cable between your PC and CSE H21 the LAN cable to the hub to which the PC is connected or directly to the PC and the supplied CSE H21 power adapter to CSE H21 for power supply If the LAN cable has been correctly connected when power is supplied LINK LED turns on 2 2 8 Configuring CSE H21 Configure CSE H21 setting using ezManager the ezTCP configuration program as follows Run ezManager and click Search All button in the ezManager window And ezManager program will search all CSE H21s on the local network When ezTCP is searched MAC address of the ezTCP is displayed on the Search Result S Sollae Systems Co Ltd 13 http www sollae co kr CSE H21 User s Manual Ver 1 7 window The MAC address is indicated at the bottom of the product case Select the corresponding MAC address and set the variables considering your network environment When no ezTCP is found check the Windows firewall If you press Windows Firewall button in the ezManager you can see the Windows Firewall menu directly For simple test we recommend that the variables keep default values as shown in the below table Parameter Value Network Local IP Address 10 1 0 1 Subnet Mask 255 0 0 0 Option Telnet Enabled IP Address Search Enabled Serial Port COM1 2 Serial Type RS232 Baud Rate 19200bps Parity NONE Data Bits 8 Stop Bit 1 Flow NONE
26. d also be checked as well 2 Sollae Systems Co Ltd 20 http www sollae co kr CSE H21 User s Manual Ver 1 7 Option C obtain an IP From The First Received Packet v Obtain an IP Automatically DHCP PPPoE ID PPPoE Password _ v Obtain DNS Server Address Automatically 3 5 IP Address settings via PPPoE PPPoE is used in most ADSL and VDSL To use PPPoE function PPPoE function should be enabled and PPPoE ID and PPPoE password should be configured The local IP address of CSE H21 is assigned automatically in PPPoE environment Option obtain an IP From The First Received Packet v obtain an IP Automatically PPPoE PPPoE ID PPPoE Password v Obtain DNS Server Address Automatically Some ADSL or VDSL environment uses DHCP based on the modem type Please contact your internet service provider for further information 3 6 Notify IP Change In internet environment most host get IP addresses dynamically In this case it is very hard to communicate to the host because the IP address is changed dynamically The IP Change Trap service solves this problem There are 3 types DDNS TCP and UDP for this service 361 DDNS Dynamic Domain Name System If the CSE H21 obtains its IP address it notices to the service provider Then the service provider serves DNS service So even though user doesn t know the CSE H21 s IP address user can connect to the CSE H21 by the host name after DNS lo
27. data communication in between the host and the serial device will be established Then CSE H21 will send data according to the Data Frame In other words when the data comes through CSE H21 s serial port it will S Sollae Systems Co Ltd 30 http www sollae co kr CSE H21 User s Manual Ver 1 7 be temporarily saved in the buffer Then when there is no incoming data during the designated Data Frame CSE H21 will send the saved data If the Data Frame is 0 CSE H21 will send serial port s data immediately The unit used for the Data Frame is 10m seconds so CSE H21 rounds down rest of the values 5 2 4 Disconnection When the connected host terminates the connection or there is no data communication during the designated Timeout the TCP connection will be automatically terminated The unit used for Timeout is 1 second Ss Sollae Systems Co Ltd 31 http www sollae co kr CSE H21 User s Manual Ver 1 7 5 3 COD TCP Client In COD mode the ezTCP functions as a client When data of the pre specified size Event Byte comes to the serial port the ezTCP attempts a TCP connection to the TCP port Peer Port of the preset host IP Peer IP Address If the remote host accepts the TCP connection TCP connection will be established Data coming to the serial port after connection establishment is TCP IP processed and transmitted to the remote host And data coming from the remote host is TCP IP pr
28. e 4 1 3 ISP Mode If you press the switch on the side of the body in the normal mode over 1 second it works in the ISP mode You can download new firmware to CSE H21 with hotflash program that is a TFTP client through the Ethernet And you can configure the CSE H21 in the ISP mode even though you forget its password or you can t access the CSE H21 because the Access Lock function is enabled All security functions are disabled in the ISP mode 4 1 4 Comparison between two modes The following is a comparison between the normal mode and the ISP mode Table 4 1 Operation Mode Power on CSE H21 Normal data communication the value that normal without pressing the mode ISP button 725 COD 025 user set 2 Sollae Systems Co Ltd 23 http www sollae co kr CSE H21 User s Manual Ver 1 7 Serial Pressing the ISP Configuring CSE H21 115200bps N Configuration button for 20ms 1s through COM1 8 1 Firmware download mode 115200bps N 8 1 Pressing the ISP All security functions are button over 1 second diabled 4 2 Upgrading Firmware In ISP mode you can download a firmware CSE H21 operation software provided by our company There is another thing in this mode If you forget your password set before you can reset it by entering this mode In ISP mode all the security options including ezTCP firewall are removal The following is the firmware downloading procedure Supply power wi
29. ee tne snetnensene 29 Introdictioll 29 5 2 125 SENE kanana enne iet Ua e A OR 30 521 JCPCODBeCHOn teste tenente Unt emite tiene eerte 30 522 Serial Data before the TCP COMMCCtION ecsesecsssssssssssssssssssssvssssissssussssuesssisssssesssssssiiessissssisessinseses 30 523 Data TIansmmilssiOI sao E EAE tente i eet 30 524 DISCOMMECUON 31 53 TCP lIGDE 32 531 Serial Data before the Connection 32 53 2 Paa TIANSIMSSION Rn HE D eee 32 5 2 2 DISCOTITIBCTIOT uisi rr rte iniri 33 5921 PNS E 33 54 AT COMmmand ue ccecscssssessssessssessssecsssecsssecsssecsssscsssecsssecsssccsssccssscsssscssuscsssscssuecessecssuecsssccsseccsseesssecessees 34 5b o2 SU DP 35 MEE redeo M 36 36 6 1 1 AT command 36 6 2 Basic Command Set Example ATD 36 6 3 Extended AT Commands Example AT PLIP etc 37 6 4 Online State and AT Command
30. et tette ttt 20 3 3 AT COMMING E 20 3 4 IP Address Related Categories Settings via 20 3 5 Address settings via PPPOE 21 3 6 Notify IP Change he eite a 21 361 DDNS Dynamic Domain Name System 21 S Sollae Systems Co Ltd 2 http www sollae co kr CSE H21 User s Manual Ver 1 7 362 TG MID EE adds aes 21 4 SYSTEM MANAGEMENT vssissisccscsssssisceesesudsessscacecsecesssteasestessessdasbsnscodssiacesustesssstessesedussiscatoenss 23 4 1 Operation 23 D NUN MESS EIOS M 23 412 Serial Configuration Mode treten ttt ttt tette tette 23 23 414 Comparison between two mods trente tentent 23 42 Upgrading 24 4 3 Checking StAtUs sssr 25 431 Ide 25 43 2 COMANO diti 25 44 Check Status in the 27 4 5 Remote iret tette rintani 28 5 COMMUNICATION MODBDE eeeeeeeee eene ee eese neenon eene nein estne tne tne totes etre th
31. ically Each piece of Ethernet equipment has unique hardware addresses and CSE H21also has factory set hardware address which is called MAC address 8 Figure 1 3 RJ45 Ethernet connector Table 1 4 Ethernet port pin description Output Output Input S Sollae Systems Co Ltd 10 http www sollae co kr CSE H21 User s Manual Ver 1 7 1 5 3 Power DC5V is used for CSE H21 and the specification is below 06 3 09 Figure 1 4 DC 5V Power Jack Systems Co Ltd 11 http www sollae co kr CSE H21 User s Manual Ver 1 7 2 Getting Start 2 1 Installation Method You can install CSE H21 in the following steps Table 2 1 CSE H21 Installation steps 1 IP address environment 9 Check items A PoR communication mE Application program to be used environment 2 Check Connecting to Check the LINK LED method the network Set by ezManager a utility program for Configuration 3 configuration through the network method Configuring Set by AT commands in ATC mode the IP address related items environmental Configuration Serial port related items parameters items Communication mode depending application program 4 Application to the field 2 1 1 Checking the Communication Environment Before installing CSE H21 check the network environment where CSE H21 is to be i
32. impose burdens on the developer in time cost and technology ezICP series a Serial TCP IP protocol converter product group of Sollae Systems enables you to use TCP IP communication the Internet communication function simply by connecting the cable to a serial port ezICP sends data from the serial port to the Internet network after TCP IP processing and vice versa CSE H21 in ezTCP product group is a product that provides TCP IP communication through Ethernet In other words like other ezTCP products CSE H21 sends data from the serial port to the LAN after TCP IP processing and vice versa As CSE H21 has 2 RS232 ports it can be connected to two RS232 devices in the same time And it is easy CSE H21 to attach to user systems because of its compact size Because it has SSL and SSH function user can communicate more safely And it provides DHCP and PPPoE functions so that it can be applied to the cable network and the xDSL network And it has DDNS Dynamic DNS function so it can be used more easily in the internet It can be operated wide range temperature condition and its serial ports are isolated electrically and there is surge protection function on the Ethernet port so it is very suitable for noisy industrial environment It also provides debugging function so user can solve the problem with ours 1 2 Components CSE H21 Body CD including utilities and documents Option 5V Power Adapter Option RS232 ca
33. ists Do not use the product for a purpose that requires exceptional quality and reliability relating to user s injuries or accidents aerospace aviation health care nuclear power transportation and safety purposes Sollae Systems is not responsible for any accident or damage occurring while using the product S Sollae Systems Co Ltd 46 http www sollae co kr CSE H21 User s Manual Ver 1 7 9 Revision History Date Version Comments Jun 03 2008 1 0 Initial Release Aug 01 2008 11 SSL and SSH functions Add WEEE notation Dec 04 2008 12 Modify ISP button function Add AT PNIP AT PRHN Add Connect with a host name in ATC Mode Add Close TCP function Jan 07 2009 13 Add security function in the ISP mode Mar 04 2009 14 Add description of serial data capture by using telnet sd command Add description of U2S echo Correct Some Expressions Mar 31 2009 1 5 Modify the table of 1 4 2 Modify the table of 6 7 1 Correct Some Expressions Modify 8 1 Technical Support Apr 22 2009 1 6 Modify the table of 1 4 2 Jul 13 2009 17 Add description of Send MAC Address function Add description of AT PSE command Add description of changing local port in ATC mode Add description of Termination of TCP connection in TELNET Update most of pictures including ezManager and Telnet Modify the 3 2 Configuration with ezManager Modify the description about F W upgrade Modify the
34. kr CSE H21 User s Manual Ver 1 7 1 4 2 LED indicators There are 15 LED indicators on the CSE H21 The left 5 are for LAN status and the middle and right 5 are for COM1 and respectively The followings are the operations of each LED indicators Table 1 1 LED indicators PWR Power is supplied Red On CSE H21 is connected to the Green On Ethernet Ethernet packet is received Ethernet packet is transmitted Common serial data are received serial data are transmitted There are enough rooms to Green On receive serial data CTS signal from the counter part Yellow On serial device Blinks in IP address is assigned every second Normal Yellow Blinks 4 times IP address is net assigned in mode DHCP or PPPoE modes On TCP is connected STS ISP LAN Yellow Off CSE H21 is in the ISP mode mode RXD blink 2 times a CSE H21 is in the Serial Serial LAN TXD sec Configuration mode Configuration STS at one time mode A RS232 cable is connected for 1 TCP the serial configuration 1 4 3 ISP Switch There is an ISP switch on the side If this switch is push 20ms 1s it operates as Serial Configuration Mode If this switch is push over 1 second CSE H21 operates as ISP mode User can do firmware download to the CSE H21 in the ISP mode Please refer to 4 2 for more information on firmware download 2 Sollae Systems Co Ltd 8 http
35. nstalled including the followings matters IP address environment local IP subnet mask gateway DHCP PPPoE etc Serial port type of the equipment to which CSE H21 is going to be connected RS232 Serial port items of the equipment to which CSE H21 is going to be connected baud rate data bit parity stop bit flow control Application program protocol to be used TCP UDP server client etc Security Function SSL SSH 2 Sollae Systems Co Ltd 12 http www sollae co kr CSE H21 User s Manual Ver 1 7 2 1 2 Connecting to the Network Connect power to CSE H21 and connect CSE H21 either directly to the Ethernet port of the PC where test is to be performed or to the network hub to which the PC is connected 2 1 3 Configuring the Environmental Variables When network connection is completed configure the environmental variables such as IP address related items serial port related items and communication mode related items through the LAN using ezManager the environmental variable configuration program 2 2 Test Run You can perform test run according to the following orders The test run described here is based on the assumption that the IP address of the PC is set to 10 1 02 221 Changing PC IP Address You can change the IP address of your PC as follows IP Address 10 1 0 2 Subnet Mask 255 0 0 0 Gateway IP Address 7 2 2 2 Installing CSE H21 Connect the supplied RS232
36. ocessed and transmitted to the serial port for data communication Remote Host ezTCP Serial Device DATA AB Request TCP connection Accept TCP connection DATA ABC TCP IP ee DATA DEF TCP IP DATA GHI TCP IP COD connection sequence WATERMARK 3 Listen 5 3 1 Serial Data before the TCP Connection Data before TCP connection will be handled based on the Event Byte settings If the Event Byte is 0 the data that comes to CSE H21 s serial port will not be recognized If it is not 0 the serial data before TCP connection will be temporarily saved to be sent to the host after the connection 5 3 2 Data Transmission When the TCP connection is established the data communication in between the host and the serial device will be established Then CSE H21 will send data according to the Data Frame In other words when the data comes through CSE H21 s serial port it will be temporarily saved in the buffer Then when there is no incoming data during the designated Data Frame CSE H21 will send the saved data If the Data Frame is 0 CSE H21 will send serial port s data immediately The unit used for the Data Frame is 10 Ss Sollae Systems Co Ltd 32 http www sollae co kr CSE H21 User s Manual Ver 1 7 milliseconds so CSE H21 rounds down rest of the values 5 3 3 Disconnection When the connected host terminates the connection or there is no data communic
37. oking up The DDNS service provider that the CSE H21 supports is only Dyndns http www dyndns com currently 3 6 2 TCP UDP In addition CSE H21 can transmit some information to user s TCP UDP servers each S Sollae Systems Co Ltd 21 http www sollae co kr CSE H21 User s Manual Ver 1 7 period which is set This information is IP address MAC address product ID firmware version and comment The data can be sent as either ASCII or Hexadecimal type For more details about the Notify IP Change please refer to the document on our web site For more details about the ezManager please refer to the manual of ezManager on our web site Ss Sollae Systems Co Ltd 22 http www sollae co kr CSE H21 User s Manual Ver 1 7 4 System Management 4 1 Operation Mode CSE H21 can operate in one of two modes normal and ISP modes Normal mode is ordinary data communication mode and ISP mode is used to download CSE H21 firmware through the Ethernet port 4 1 1 Normal mode The normal mode is an operation mode that CSE H21 s works for normal purposes If CSE H21 boots up without any other treatment it works in the normal mode Please refer to the 5 Normal Mode 4 1 2 Serial Configuration Mode If you press the switch on the side of the body in the normal mode for 20ms 1s it works in the Serial Configuration Mode You can set the environmental variables through the COMI port in this mod
38. s Manual Ver 1 7 6 Mode 6 1 Overview CSE H21 can be controlled by AT commands in ATC mode For example the peer host IP address can be set by AT PRIP command and connect to the host by ATD command Therefore CSE H21 communicates several hosts alternatively And also it provides passive connection function by ATA command 6 1 1 AT command format AT commands start with AT and end lt CR gt AT command format is followed lt lt The response code to AT command is followed lt CR gt 0x0d lt LF gt Ox0a lt CR gt Ox0d LF 0xOa Response Message When ATVI setting When ATVO CONNECT 1 TCP connected 3 NO CARRIER TCP disconnected When query set value Set value Set value example AT PRIIP 6 2 Basic AT Command Set Example ATA ATD etc Listen connection host CSE H21 connection Connecting to host form CSE H21 Output CSE H21 related information A Sollae Systems Co Ltd 36 http www sollae co kr NE Echo no echo 1 CSE H21 User s Manual Ver 1 7 ATI3 the firmware version ATI7 MAC address enable result code Result code numeric VO alphabetic V1 6 3 Extended AT Commands Example AT PLIP etc Needed AT PWP after setting PLIP local IP address this parameter Psm subnetmask PGIP default router listening TCP port PRIP Remote machine IP address PNIP Name Server IP address Se
39. ser s Manual Ver 1 7 3 Configuration 3 1 IP Address and Environmental Variables For TCP IP communication you must set IP address related items In addition you have to set serial port related items serial port type communication speed data bit length parity bit flow control etc to CSE H21 You can set the IP address and the serial port related items by using ezManager the supplied configuration utility which allows you to configure your CSE H21 over the network or by using AT commands in ATC mode 3 2 Configuring with ezManager 3 2 1 ezManager The basic environmental variables IP address related items serial port items and etc can be set by ezManager which is an integrated management tool for Windows The ezManager is operated in Microsoft Windows Windows 98 98 SE 2000 Pro ME XP Pro Home Vista Following is the screen shot of ezManager which is just launched ezTCP Manager v3 0b 2009 06 10 Search ezTCP Network Option Serial Port MAC IP Serial Product MAC Address Local IP Address Protocol Interval Minute Search Results Subnet Mask Data Type Gateway IP DDNS ID DDNS Password DNS IP Address Host Name custom 00 01 Network Notify IP Change Option Obtain an IP From The First Received Packet Obtain an IP Obtain an IP Automatically PPPoEk PPPoE ID PPPoE Password
40. t failure is due to user s fault repair service fees will be charged or the product will be replaced at user s expense 8 2 3 Charged Repair Services For product failures occurring after the warranty period one year or resulting from user s fault repair service fees will be charged and the product will be replaced at user s expense 8 2 4 Notes on Operation Sollae Systems is not responsible for product failures occurring due to user s alternation of the product S Sollae Systems Co Ltd 45 http www sollae co kr CSE H21 User s Manual Ver 1 7 Specifications of the product are subject to change without prior notice for performance improvement Sollae Systems does not guarantee successful operation of the product if the product was used under conditions deviating from the product specifications Reverse engineering of firmware and applications provided by Sollae Systems is prohibited Use of firmware and applications provided by Sollae Systems for purposes other than those for which they were designed is prohibited Do not use the product in an extremely cold or hot place or in a place where vibration is severe Do not use the product in an environment in which humidity is high or a lot of oil exists Do not use the product where there is caustic or combustible gas Sollae Systems does not guarantee normal operation of the product under the conditions a lot of noise ex
41. th pressing ISP button or push the button over 1 second then CSE H21 operates in the ISP mode Run hotflash that is supplied by us and input IP address of CSE H21 and select the firmware with the FILE menu Then send it with SEND button Uncheck the Verify firmware version option hotflash 1 ezTCP s Local IP Address 10 1 2 0 1 F Verify firmware version Product Select product TIMEOUT 5 Second s 1 60 32 1 12 CRC Downloading QUIT When the downloading is completed CSE H21 automatically reboots and enters normal mode Firmware download can be implemented with ezManager whose version is 3 0A or subsequent version S Sollae Systems Co Ltd 24 http www sollae co kr CSE H21 User s Manual Ver 1 7 4 3 Checking current status 431 Telnet login You can log in the CSE H21 if you enable the Telnet option in the OPTION tab of the ezManager Then you can check the network and serial status after logging in the CSE H21 If you press telnet CSE H21 s IP address on the command prompt of Windows you can log in CSE H21 Telnet 10 1 0 1 of x Haa Management Console 1 Sollae Systems sh 432 Commands Network Status User can monitor network status of CSE H21 with the st net command Telnet 10 1 0 1 B x local address peer address sendq state 10 1 0 1 23 10 16 2 156 1039 134 ESTAB
42. tting the name server IP Setting the peer host name to connect with double quotation at prhn www sollae co kr After setting this parameter PRHN Remote host name CSE H21 queries the IP address according to the name and set the IP address to the PRIP parameter Renotemachne Pron PC data transmission enable disable PSE ON 1 OFF 0 when turn to AC command state 6 4 Online State and AT Command State It is AT command mode during disconnected AT commands can be used in AT command mode After TCP connection Online Mode AT commands cannot be used To use AT commands during the connection change state to AT command state 2 Sollae Systems Co Ltd 37 http www sollae co kr CSE H21 User s Manual Ver 1 7 During TCP disconnected AT commands can be used AT Command State To use AT commands during the connection required escape sequence During TCP connected all serial data to CSE H21 convert TCP Online State and send to Ethernet 641 Changing Online State to AT Command State To change online state to AT command state during the connection Online State string should be transmitted to CSE H21 as following time interval When transmitting string to CSE H21 string will be sent to peer host The time from final data the first data No data over 500ms guard time of string time intervals between 5 0 500ms Time interval after recei
43. ving last No data over 500ms guard time In case of 1 3A or subsequent versions of F W users can select whether data is transmitted or not by using AT PSE command 6 4 2 Changing AT Command State to Online State If CSE H21 s state is in AT command state during TCP connection CSE H21 s state can be changed into online state by an ATO command 6 5 Example of Configuration with AT Command Lowe arvoursasan6e 200 lt cr gt p Setting LOCALI adress emeaeoeeeae averap iszsea2se lt ch gt gt GATEWAY P waeoegeae AT PSM 255 255 255 0 lt CR gt Setting SUBNET MASK a lt CR gt lt LF gt OK lt CR gt lt LF gt AT PLP 1470 lt CR gt Setting LOCAL PORT lt CR gt lt LF gt OK lt CR gt lt LF gt AT PTO 10 lt CR gt Setting TIME OUT Sollae Systems Co Ltd 38 http www sollae co kr CSE H21 User s Manual Ver 1 7 CR LF OK CR lt 1 gt Command Saving setting value to EEPROM AT PWP lt CR gt Reset automatically lt CR gt lt LF gt OK lt CR gt lt LF gt Command OK lt CR gt lt LF gt NO System Reset CARRIER lt CR gt lt LF gt 6 6 Example of TCP Connection 6 6 1 Example of Active Connection aveenip 1521683 201 lt cR gt setting remote Padres to connect
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