IP/ KNX Convertor User manual-Ver.1
Contents
1. 10 4 2 Command ID 11 4 3 READ GROUP ADDRESS 12 4 4 WRITE GROUP ADDRESS 14 4 5 CHANGE THE MONITOR MODE 16 GVS K BUS KNX EIB IP KNX Convertor 1 Summary The IP KNX convertor is designed for an intelligent building control system which is used to connect the KNX bus and the LAN It serves as an interface between KNX installations and IP networks TCP telegrams from the client devices on the LAN can be converted to KNX telegrams via the convertor and be sent to the KNX bus to control KNX devices For convenient to control the KNX EIB devices by a LAN devices we define a communication protocol which is transmitted on the data field of the IP packet transferred by the IP KNX convertor in the chapter 4 of this manual The users can configure or program the IP network devices according to the protocol to achieve the control for KNX devices The IP KNX convertor has two working modes the monitor mode and the filter mode In the monitor mode all active telegrams can be forwarded In the filter mode only the telegrams those with a group address in the filter table in t2. it with TCP protocol before using it The IP Converter could be configured by ETS Tools G The IP KNX convertor always works as TCP server In the monitor mode the telegrams received from the KNX bus will be sent to all the clients that have connected to IP KNX convertor But the read respond telegram will only be sent to the initialize H Only 10 TCP connections allowed at a time Do not support UDP mode temporary 4 2 Command ID enum The command ID for the connection CMD_SET_MONITOR_MODE 0x101 CMD_SET_FILTER_MODE CMD_SET_RANDOM_MODE This command is not available now CMD_GROUP_ADDR_READ CMD_GROUP_ADDR_WRITE 11 GVS K BUS KNX EIB IP KNX Convertor 4 3 BOOL ReadGroupAddr CMDPKT pCMD Function Read the Group Address Parameters Return 1 OK 0 Error WorkStation Terminal SendCommand ID CMD GROUP_ADDR_READ InParam 1 DEST ADDR CO LENGTH CO CONFIG InParam 2 0 RecExeResult OR 1 Error 0 Info Value RecData SendData Include CO value SendExeResult PROTOCOL COMMAND Client IP KNX Convertor Byte Value Meaning 1 0x55 Always is 0x55 2 OxAA Always is OxAA 3 4 1 255 0 default Not use default to 0 5 0 Reserved 6 7 a CMD_GROUP_ADDR_READ Command ID 9 nConfig We used the lowest 2 bits as the priority usually it equals 0x03 10 nLength Input Parameter 1
3. 11 DEST ADDR O 3 12 13 14 0 Input Parameter 2 2 NOTE 4 16 ChkSum Checksum 12 GVS K BUS KNX EIB IP KNX Convertor ACK IP KNX Convertor Client Byte Value Meaning 1 OxSA Always is OxSA 2 OxA5 Always is OxA5 3 4 1 255 0 default Not use default to 0 5 0x00 NAK R n 6 Ox01 ACK eal 7 3 ChkSum Checksum F EXERESULT IP KNX Convertor Client Byte Value Meaning 1 OxAA Always is OxAA 2 0x55 Always is 0x55 3 4 1 255 0 default Not use default to 0 5 0 Reserved 6 7 3 1 OK 0 Error Result 9 10 T 0 Output Parameter 12 13 NOTE 4 i ChkSum Checksum Data respond IP KNX Convertor Client Byte Value Meaning 1 0xA5 Always is OxA5 0x5A Always is OxSA 1 255 0 default Not use default to 0 The Physical Address of the source Destination Group Address The Length of the Value SRC ADDR O 9 DEST ADDR nLength Group communication Multicast APCILVALUE_READ 0x0000 APCI_VALUE_RESP 0x0040 APCIVALUE_WRITE 0x0080 APCI of EIB telegram 1 14 Bytes of Value 13 GVS K BUS KNX EIB IP KNX Convertor 19 20 ChkSum Checksum0TE 4 4 BOOL WriteGroupAddr CMDPKT pCMD Function Write the Group Address Parameters Return 1 OK 0O Error WorkStation SendCommand ID CMD _GROUP_AD
4. 3 4 1 255 0 default Not use default to 0 5 6 17 3 14 Bytes of Value nLength gt 3 Group Value 18 19 NOTE 4 70 ChkSum Checksum 15 GVS K BUS KNX EIB IP KNX Convertor 4 5 BOOL ComMonitorModeChange CMDPKT pCMD Function Change the monitor mode Parameter Return 1 OK 0 Error WorkStation SendCommand ID CMD SET MONITOR _MODE CMD SET FILTER_MODE InParam 1 0 InParam 2 0 RecExeResult lt lt Terminal SendExeResult If Setting the CMD_SET FILTER_MODE Mode then the filter table should be send in 3 seconds after the command SendData a al RecData PROTOCOL COMMAND Client IP KNX Convertor Byte Value Meaning 1 0x55 Always is 0x55 2 OxAA Always is OxAA 3 1 255 0 default MachineID 5 0 Reserved 6 7 CMD_SET_MONITOR_MODE Command ID 8 CMD_SET_FILTER_MODE 9 CMD_SET_MONITOR_MODE 0 10 T CMD_SET_FILTER_MODE a Input Parameter 1 T 254 the length of filter table 13 0 Input Parameter 2 14 15 NOTE 4 6 ChkSum Checksum ACK IP KNX Convertor Client Byte Value Meaning 1 OxSA Always is OxSA 16 GVS K BUS KNX EIB IP KNX Convertor 2 0xA5 Always is OxA5 3 4 1 255 0 default MachineID 5 0x00 NAK Res
5. EIB bus connection terminals GVS K BUS KNX EIB IP KNX Convertor The IP KNX convertor is able to use the Engineering Tool Software ETS ETS3 or later which can import a VD4 files to allocate the physical address and set the parameters 2 Technical Properties Dimension and Circuit Diagram 2 1 Technical data Power supply Connections Operating and display Temperature Ambient Design Dimensions Weight Housing colour Application program Max number of communication objects IP KNX convertor 0 Operation voltage Current consumption KNX Power consumption KNX Auxiliary power supply Auxiliary power consumption EIB KNX Interface Auxiliary power supply LAN Programming LED and button LED Green flashing LED ON LAN LINK LED flashing Operation Storage Transport Humidity 21 30V DC via the EIB bus lt 12mA lt 360mW 20 30V DC lt 2 5W Via bus connection terminals black red Via bus connection terminals grey yellow RJ45 socket for10 100Base T IEEE 802 3 network Adaptively For assignment of the physical address The device running indicator Network connection indicator Telegram traffic indicator 5 C 445 C 25 C 55 C 25 C 70 C lt 93 except condensation Modular installation device on 35mm mounting rail 90x36x64mm HX W XD 0 1kg Plastic housing grey Max number of Max number of group address associations 0 0 GYS K BUS
6. KNX EIB IP KNX Convertor 2 2 Dimension diagram 36 0 mm BTIC 01 00 1 O on O LAN LINK 2 3 Circuit diagram LED ON indicate that the network connect status LAN LINK LED flashing indicate that telegram traffic is ongoing Auxiliary power supply connection LAN connection RJ45 Programming LED red for assignment of physical address green flashes for the device running well Programming button EIB KNX bus connection GYS K BUS KNX EIB IP KNX Convertor 3 Project design and application 3 1 Overview of the functions Open communication protocols The communication protocols for IP Interface is open anyone can follow the text of the protocols to achieve communication between the IP network devices and KNX devices via IP KNX Converter So you can easy to connect the KNX EIB bus system with the IP network into a whole and ensure the reliability commonality and scalability of the system internal real time communication and really realize the openness of the system The IP KNX convertor always works as a TCP server support up to 10 TCP connections at the same time For receiving and sending communication control telegram The communication control telegrams are received and sent in accordance to the format which described in the chapter 4 communication protocol i e command format Each data in these command present different meaning The detail could be seen from the table in the
7. chapter 4 For converting the telegram The telegram received from the IP client by the IP KNX convertor should be generated in strict accordance with the communication protocol format While receives the telegram from the IP client the IP KNX convertor extract the EIB information from the telegram such as the group address length data type and value etc and then converted them into the KNX EIB telegram and sent to the KNX EIB system to control the KNX devices ACK report and executed result report When receives a telegram from the IP client the IP KNX convertor will check the CRC in the telegram first If the telegram is correct the IP KNX convertor will respond to the IP client via sending an ACK report If the telegram is not correct it will not respond When the telegram is successfully transmitted to the EIB bus the IP KNX convertor will send a successful telegram to the IP client If failure transmitted it will send a fail telegram to the IP client see RESULTPKT telegram Bus monitor and filter functions The IP client can monitor the data on the EIB bus via the IP KNX convertor The IP KNX convertor also provides filter function to group address When the filter function is set the IP KNX convertor only forwards the telegram which group address is in the filter table to the EIB bus and reverse The filter table can be modified or set by the IP client device The Maximum number of GYS K BUS KNX EIB IP KNX Conve
8. equals to1 otherwise it equals to length 1 That is say when we have a 1 bit CO then the nLength should equals to 0x01 while a 1 byte CO will have the nLength equals to 0x02 Destination Group Address which you want to read or write The sum of all the data bytes before The Physical Address of the device from whom sends out the telegram 18
9. DR_WRITE InParam 1 DEST ADDR CO LENGTH CO CONFIG InParam 2 0 Send DATA More than 2 Bytes CO VALUE RecExeResult Terminal SendExeResult PROTOCOL COMMAND Client IP KNX Convertor Byte Value Meaning 1 0x55 Always is 0x55 2 OxAA Always is OxAA 3 4 1 255 0 default Not use default to 0 5 0 Reserved 6 7 3 CMD_GROUP_ADDR_WRITE Command ID 9 nConfig We used the lowest 2 bits as the priority usually it equals 0x03 Input Parameter 1 10 nLength 11 m DEST ADDR was 13 nLength lt 2 Group Value Input Parameter 2 14 Else 0 15 ChkSum Checksum S 7F 14 GVS K BUS KNX EIB IP KNX Convertor 16 ACK IP KNX Convertor Client Byte Value Meaning 1 OxSA Always is OxSA 2 OxA5 Always is OxA5 3 4 1 255 0 default Not use default to 0 5 0x00 NAK Response 6 Ox01 ACK 7 3 ChkSum Checksum O EXERESULT IP KNX Convertor Client Byte Value Meaning 1 OxAA Always is OxAA 2 0x55 Always is 0x55 3 4 1 255 0 default Not use default to 0 5 0 Reserved 6 7 3 1 OK 0 Error Result 9 10 F 0 Output Parameter 12 13 NOTE 4 i4 ChkSum Checksum Setting Data Client IP KNX Convertor Byte Value Meaning 1 OxSA Always is OxSA 2 OxA5 Always is OxA5
10. The subnet mask must be set to reflect the number and structure of the subnet Option Byte x 0 255 In a small network the subnet mask 255 255 255 0 should be set as follows Bytel 255 Byte2 255 Byte3 255 Byte4 0 GVS K BUS KNX EIB IP KNX Convertor Parameter default gateway This parameter defines the default gateway The default gateway must be the same network segment with the IP address Option Byte x 0 255 The default gateway 192 168 1 1 should be set as follows Byte1 Byte2 Byte3 Byte4 192 168 1 1 4 Communication Protocol 4 1 Default Parameters IP address 192 168 1 10 port number 1000 TCP Server mode these mean that the device does not need to configure via ETS and can be used directly after leave factory if the client information match with it Command packet typedef struct BYTE BYTE WORD WORD WORD DWORD WORD WORD CMDPKT Head1 Always is 0x55 STX1 Head2 Always is OXAA STX2 MachineID Not use default to 0 Reserved Reserved Command Command ID Length Input Parameter 1 InParam Input Parameter 2 ChkSum Checksum Size of command packet is 16 Bytes Command acknowledge packet typedef struct BYTE BYTE WORD WORD WORD ACKPKT Head1 Always is OxSA STX1 Head2 Always is OxA5 STX2 MachineID Not use default to 0 Response 0x00 NAK 0x01 ACK ChkSum Checksum Size of command ack
11. he IP KNX convertor will be forwarded to the other side The filter table can be set via the Filter Table Setting Command from the IP network The IP address of the IP KNX convertor is fixed and can be configured before running The power supply is not only from the KNX bus but also need an additional 30V DC supply The functions of the IP KNX convertor are summarized as follows gt Support TCP IP protocol always works in TCP server mode gt Transfer the communication control telegrams transparently gt Support up tol0 TCP connections at the same time gt Transfer the TCP telegram to the KNX EIB system to control the KNX device gt Monitor the telegrams on KNX bus and transfer them to all the clients connected gt Read respond telegram will only be sent to the initiator gt To read and write any data type which the max length is 14 bytes defined in the KNX standard This manual provides the technical information about the IP KNX Convertor as well as assembly and programming in detail for users and explains how to use the convertor by the application examples The IP KNX convertor is a modular installation device It can be installed in the distribution board on 35mm mounting rails according to EN 60 715 The device adopts an RJ45 interface to connect with LAN The network interface can be operated with a transmission speed of 10 100Mbit s adaptively The bus connection and auxiliary power supply connection are carried out via
12. in length It is a spare parameter in current version Parameter IP address assignment This parameter indicates that the IP address assignment of the convertor is fixed The IP address can be assigned in the follow parameter window IP address Parameter Port Number of the IP Convertor This parameter defines the port number of the convertor the port number of client devices must be the same with the convertor or their communications will fail 3 2 2 Parameter window IP address Parameter window IP address is shown in fig 3 3 Here set the network connection information such as IP address Subnet mask and Default gateway GYS K BUS KNX EIB IP KNX Convertor W 1 1 1 IP and RS485 Convertor Choose devices IP address IP settings IP add bated IP address Byte 1 Byte 2 Byte 3 Byte 4 Subnet mask Byte 1 Byte 2 Byte 3 Byte 4 Default gateway Byte 1 Byte 2 Byte 3 Byte 4 l OK Cancel Default Fig 3 3 parameter window IP address Parameter IP address This parameter defines the IP address of the IP convertor the IP address is unique on the LAN to avoid collide Option Byte x 0 255 The IP address should be entered in a byte by byte manner e g as follows for address 192 168 1 10 Bytel 192 Byte2 168 Byte3 1 Byte4 10 Parameter Subnet mask This parameter defines the subnet mask of the IP convertor
13. nowledge packet is 8 Bytes 10 GVS K BUS KNX EIB IP KNX Convertor Command execution result packet typedef struct BYTE Head1 Always is OXAA STX1 BYTE Head2 Always is 0x55 STX2 WORD MachineID Not use default to 0 WORD Reserved Reserved WORD Ret 1 OK 0 Error DWORD OutParam Output Parameter WORD ChkSum Checksum RESULTPKT Size of command execution result packet is 14 Bytes Instruction A The IP client send command using format of CMDPKT to the convertor When the command is arrived the IP KNX convertor will reply an ACK using the format of ACKPKT to the IP client if the IP client does not receive the ACK after a time it will be considered that the transmission is failure and decide whether to re send B After the command was executed the convertor will report the execute result using the format of structure RESULTPKT C When write a Group Address Value which has more than 2 bytes Object Value the Object Value should be sent in another data packets the Setting Data Command to the Convertor D When read a Group Address need to ensure that the Communication Object has the read write transmit enable All the responds will be sent to the client in data packets E The protocol for monitor mode and filtering mode is not suitable for all users now We will provide them in another document when need F You should know the IP address and the port number of the IP Converter and have to link to
14. o Guangzhou Video Star Electronics Co Ltd G IP KNX Convertor User manual Ver 1 BTIC 01 00 1 http www video star com cn GVS K BUS KNX EIB IP KNX Convertor Contents 1 Summary 7 777 77 n nen n ene cence een n een e nen ene een nen eeneenee nen eeneens 3 2 Technical Properties amp Dimension and Circuit Diagram 4 2 1 Technical data 4 2 2 Dimension diagram 5 2 3 Circuit diagram 3 3 Project design and programming 7 6 3 1 Overview of the functions 6 3 2 Parameter setting description in the ETS 7 3 2 1 Parameter window IP settings 7 3 2 2 Parameter window IP address 8 4 Communication Protocol 7 7 10 4 1 Default Communication Protocol
15. ponse 6 Ox01 ACK 7 g ChkSum Checksum EXERESULT IP KNX Convertor Client Byte Value Meaning 1 OxAA Always is OxAA 2 0x55 Always is 0x55 3 F 1 255 0 default MachineID 5 0 Reserved 6 7 3 1 OK 0 Error Result 9 10 ii 0 Output Parameter 12 1 3 NOTE 4 i4 ChkSum Checksum Setting Filter Table Client IP KNX Convertor Byte Value Meaning 1 OxSA Always is OxSA 2 OxA5 Always is OxA5 3 4 1 255 0 default MachineID High Byte of the Group Address Low Byte of the Group Address Max Data 254 2 Bytes The Lower Byte of High Byte of the Group Address the Group Address follows the higher Byte Low Byte of the Group Address and they should be marked in ascending High Byte order for example Group Address 00 05 Low Byte should be placed before 00 06 also 00 05 High Byte should be placed before 01 05 Low Byte 19 NOTE 4 70 ChkSum Checksum NOTE 1 According to KNX Standard it has 4 types corresponding to 4 Transmission Priority 11 low operational priority 17 GVS K BUS KNX EIB IP KNX Convertor NOTE 2 NOTE 3 NOTE 4 NOTE 5 10 high operational priority 01 alarm priority 00 system priority Usually we use LOW priority so the nConfig will be 0x03 others are not recommended The length of the Communication Object which was linked to the DEST ADDR according to the KNX standard e g when the Communication Object less than 1 byte it
16. rtor group address in the filter table is 254 General the bus monitor mode is suitable for most of the users Reading and writing data type The data telegram that the length is less than or equal tol4bytes can be sent to or read from the EIB bus via the IP KNX convertor The data which is read from the EIB bus is only forwarded to the client of the read request initiated 3 2 Parameters setting description for the ETS 3 2 1 Parameter window IP settings Parameter window IP setting is shown in fig 3 2 Here can set the name and port number of the IP KNX Convertor Because IP convertor and RS485 convertor use the same product database so before setting IP convertor parameters you must select devices first as follow fig 3 1 W 1 1 1 IP and RS485 Convertor Choose devices Choose devices IP settings IP address Choose Device RIP Convertor v OK ji Cancel lf Default Fig 3 1 Choose device GYS K BUS KNX EIB IP KNX Convertor W i 1 1 IP and RS485 Convertor Choose devices IP settings IP settings IP address Device name max 30 char VideoStar IP Convertor IP address assignment fixed Port Numer of the IP Convertor 1000 ox fi Cancel I Default Fig 3 2 parameter window IP settings Parameter Device name Max 30 Char This parameter defines the name of the IP convertor to identify the device on the LAN Here can entry a maximum of 30 characters
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