Technology JZX872 Micro-power wireless Data module User`s Manual
Contents
1. U Shenzhen JZC TELECOM Technology CO LTD JZC TELECOM Technology JZX872 Micro power wireless Data module User s Manual DVER 2 0 SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 86 755 86714296 805 Mobile 86 13692285161 FAX 86 755 22676585 Website http www rfmodules net Email business jzxtx com P O 518040 Skype jizhuo_002 Address NO 308 310 B BLD Xanadu Creative Park Ping Shan 1 Road Taoyuan Street Nanshan District Shenzhen China Q U JZC TELECOM Technology JZX872 Micro power wireless data module JZX872 Micro power wireless Data module JZ872 data transmission module is highly integrated low power half duplex wireless data transmission module which uses TI high performance RF chips and high speed microcontroller Module provides 16 channels and is equipped with professional set up software for the user to change parameters the module with transparent transmission mode no user written set and transmission procedures you can transmit data of any size Module size is small industrial design the use of voltage is wide easy to use Applications X Water electricity gas heating automatic meter reading system Wireless smart terminal PDA x Wireless Queue System x Wireless alarm and security system X Smart Card X Medical and electronic instrumentation automation control Intelligent teaching equipment X Intelligent home automation and lighting control X Wireless elect2. 96 Tech 0755 61319411 61319410 WEB http www rfmodules net 4 Q fU f 2C TELECOM Technology JZX872 Micro power wireless data module Module with customer equipment connections Or vacant Equipment Module Note JZX872 did not sleep in the state the module of the SLE feet must be vacant In the sleep state when the module must be low the module can send and receive data Module with PC connections Dr TTL TO RS232 TX RS232 TXD pe conia RX RS232 RXD PC with RS232 SC Ge Module COM port DIWELTETE Note As JZX872 mode TTL interface module so the PC must be added to connect the TTL to RS232 converter and converter must supply DC 5V of electricity SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 5 U JZC TELECOM Technology JZX872 Micro power wireless data module For software testing and change parameters e RF Module Radio software 3 06 D I Boome Ozean soD QR EP wrie Ca EnG Radio Parameters Transmit Both Sides Data transmit Please Choose Model Base Fre or Search FIRST Modell 7X872 Base fre 433MHZ D Channel and Frequency JE Option Channel 5 cl Peso write xa Frequencd 34 6940MHZ COM Port TEE RF Baud Rate Baud Rate 9600 v Baud Ratfs600 Ream we en COM Parameters Data Bas eo SY Baud Rate 9600 e Reads waew Begin Dis very NONE D Reed 9 Stop Bits RSSI and Pow
3. Between devices not Without power communicated Module has destroyed The pin of sleep mode not set Environment very bad or the antenna is blocked Short The existence of the same frequency or magnetic or electrical interference or replacement Distance of the channel away from sources of interference Power match or not Voltage and current is large enough Without power TTL to RS232 converter is damaged or without power supply Module cant Converters module pc with connection error communicate Change work channels with PC Serial port baud rate settings are not correct or air to re set Power supply ripple big replace the power supply Note All of the rights of final interpretation and modification by our company SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 12
4. ansceiver and receiver End user devices receiving the data sent by the module and then transferred to the data center must have sent more than Ims delay Module A RXD Module B TXD From Module A transmit to Module B receive When the user is doing data transfer the data must take into account the delay module in order to ensure the reliability of wireless transmission the company added the module FEC forward error and other encoding rules Then from A to B module module in the middle of the transmission of data with different baud rates for the delay in the following table JZ dl E JZ B SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 8 Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module Application of IO control JZX872 have 2 on off input ports 2 on off output ports as follows CC User s controlled input port Module O port Module I port User s controlled output port IO Attempter Function JZX872 have two communication protocols Full transparence protocol and ID protocol Remarks full transparence protocol is default protocol if you need JZX872 with ID protocol please tell us when you order 1 full transparence protocol In this mode whatever protocol you use JZX872 can send it to the other side It can not change data format and data bits JZX872 can be used for Reading me
5. ator light power the red light will flash twice emission data red green light when receiving data JZX872 default parameter Channels Hive channel Channel Frequency ChannelN Frequency f Serial port speed 9600BPS 430 2000MHZe 498 5 250MHze Serial port verification Null 431 4286Miize 499 1230MPze 431 7360MHze 11e 459 5250MHze EE Airborne speed 9600BPS de 430 5072MHze 12 460 1250MHze se 434 6940MHze a 460 5250MHze 6e 434 2332MHze 14e 461 1250MHze Te 433 1580MHze ise 461 5250MHze se 433 9260MHze 16e 462 1250MHze SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 10 Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module Technical specification of JZX872 lt 360mA TTL Interface 1200 2400 4800 9600 19200 38400Bit s customized 1200 2400 4800 9600 19200 38400Bit s customized Communicated Model JZX872 JZX872 JZX873 JZX874 JZX875 JZX878 Optional Antenna rs small rod antenna i small suction cup antenna thick whip antenna SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 11 Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module Trouble and solve ways Trouble and solve ways Communication at both ends of the air rate parity inconsistency Frequency inconsistenc
6. de the radio s sleep current of less than 1mA Wake up work in the use of hardware in the user interface input terminals 1 foot low the radio will enter sleep mode MCU about Ims of sleep When to make the radio into the normal working hours should be in the user interface the input terminal 1 foot high the radio will enter the normal mode MCU is working on several ms to enter into the state but in order to send data to the stability the user should be more than 60ms delay for data transmission Note If the user interface in use 1 foot terminal is not connected the radio works in normal working condition Details as followings Module in the working state to sleep state it is necessary to SLE pin from low to high if the module is idle no transmit receive data MCU to sleep within about Ims If you are in the collection and development data the data will be processed the frame side to sleep Module in sleep state to work state it is necessary to SLE pin from high to low MCU is working on several ms to enter into the state but in order to send data to the stability of the user side should be more than 60ms latency available for data transmission ve DLESSE IDLESSE RXD DATA DATA DATA DATA 60mS SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net i be Q U JZC TELECOM Technology JZX872 Micro power wireless data module Transform on tr
7. er Sen HEX um Read 2 Canca Power Is write Radio ID and U ae pner Read Write D or O a E Ready el OutPul l welt write Sheshan Jizhuo technolegy CD CONI 9600 NONE S I el i A JZX872 module connected to the PC and plug in the power select the serial port used B the radio detection when the check to the station the software will prompt detection success you can read or change a single parameter C change parameters when you select a parameter you want to set after set up to read again to see the parameters of the module is not what you want Note Two or more modules to communicate then the frequency of the station modules and air rate must be consistent Module to communicate with user equipment the module s serial port parameters and user settings must be consistent Communicated Module JZX872 wireless module with all the JZX87 series of models to communicate with each other Communications as long as you pay attention to the following A select all the modules to the same channel B you have the same communication module of the air rate C the communication module power supply interface connection is connected SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 6 Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module Sleep mode module Hardware wake up mo
8. mended user program using the ARQ mode the error data packets retransmission As follows If the actual error rate 10 4 users need to send 1KB about 10000bit information if the 1KB data as a packet sent at least theoretically there will be a data error in the receiver then the 1KB data can never be received correctly If it is divided into 10 packages each package 100B then send 10 packets the packets according to a probability of only 1 error the error in the form of a packet retransmission by ARQ 1 although it took more than 1 packet and the efficiency decreased by about 10 but it can guarantee all the information is correctly received JZX872 set parameters the market is no longer used wireless modules used in the traditional way to change the parameters of the jumper causing long term use because it brings bad options less dynamic change is not easy a lot of inconvenience JZX872 using the serial port setting parameters easy and quick easy set refers to the chip embedded in the user program and operating software in the background Meanwhile module 1200 2400 4800 9600 19200 38400bps six kinds of rate and frequency of 16 provide UART TTL RS232 RS485 three kinds of interfaces Choice for users In the work on JZX872 There are two ways of working first for the conventional SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 2 Q fU 3Zc TELECOM Technol
9. ogy JZX872 Micro power wireless data module model module is powered On is in receive mode you also can be sending data The second is sleep mode that is through the power module in a dormant state it must be user controlled mode Wake up pin block the module can send and receive data In the application of JZX872 module the module uses a wide range of voltage 5V power supply module the voltage of DC 4 5 5 5V Users in the use of power to DC power supply the current must be greater than 500mA but to choose a good power supply ripple Module Pin definition JZX872 module J1 interfaces seat nine pin defined in detail as follows Item no Description Level User terminal Remarks Connected to the terminal Sleep control input end Low level to sleep High level TXD RS 485 A Serial data transmitting end RXD RS 485 A awake anengen werent Coie antun Ps oe so toate eremia Con oni SS PIN SLE Power supply Ground DGND AGND D e E Eh KE Dimension 1 2 3 45 6 t 8 9 Note the IO functions customized from Customer informed SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net 3 Q fU J JZC TELECOM Technology JZX872 Micro power wireless data module Installation Indicator Red transmit Green receive User Interface JZX872 installation Dimension eee EEE SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 867142
10. ronic scale SHENZHEN JZC TELECOM TECHNOLOGY CO LTD Tech 0755 61319411 61319410 Features X Frequency 430 434MHz X Distance 3000m 1200Bps X Modulation GFSK X Transparent transmission X Built in watchdog to ensure long term reliable operation XUARTI TTL RS232 RS485 Interface X Convenient and flexible X Almost 512bytes data buffer X Suitable for built in installation TEL 0755 86714296 WEB http www rfmodules net Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module JZX872 wireless module the use of ISM frequency band can be set to 16 communication channels transmit power 500mW 27dB high receiver sensitivity 123dbm size 63mm 43mm 15mm without antenna base a large number of the billing system industrial control field use very convenient for users to do the embedded wireless systems JZX872 the use of transparent transmission in order to ensure the reliability and stability of the user s system plus the transmission checksum or CRC checksum error detection mode the error data retransmission Transceiver module buffer of 512bytes means that users can be in any state 512bytes of data transfer 1 when the speed is greater than the serial port is set to air rate is theoretically unlimited length can send information packets but does not recommend users to send long data packets the proposed length of each packet data between 60 100B generally not longer than the 120B and recom
11. ter RTU and PLC with Address and so on 2 ID protocol Shenzhen JZC Telecom technology CO LTD China TEL 86 755 83304518 http www rfmodules net 5 JZX872 Mini Power Wireless Module User s Manual SHENZHEN JZC TELECOM TECHNOLOGY CO LTD TEL 0755 86714296 Tech 0755 61319411 61319410 WEB http www rfmodules net dE Q fU 3Zc TELECOM Technology JZX872 Micro power wireless data module When your terminal without Address or ID you can use JZX872 with ID protocol in this way you can differentiate the data from you terminal The Main station you must use JZX872 with full transparence protocol the appurtenant station you must use JZX872 with ID protocol The JZX872 of the appurtenant station must set ID according JZC RF module soft you can resolve the data from user terminal transmit according to ID Protocol Remarks when you use JZX872 with ID protocol we provide communication protocol of JZX872 and programmer manual 3 IO attempter function You can use one JZX872 with full transparence protocol for the Main station some JZX872 with ID protocol for the appurtenant stations each JZX872 of the appurtenant station must set one unrepeatable ID You can attempter the appurtenant station IO according to communication protocol of JZX872 Remarks when you use IO attempter function we provide communication protocol of JZX872 and programmer manual Description of the normal work light Wireless module has a two color indic
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