SRWF-1022 Wireless Data Module User Manual
Contents
1. SUNRAY Shanghai Sunray Technology Co Ltd SRWF 1022 Wireless Data Module User Manual KE x 7 v VAS i YA ES ett Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd Contents I Product Introduction lt w mmemmmmanmmmanmemannema a 3 Mls FAD PIG ATION 3 Ill Technical SPe CIHfICATIONS 0 ccc cccccesseecceesesseeeeeeesseeeeeeseseeeeeeeesaeees 4 IV Pins Definition r A 5 V Channels Interface Mode and Baud Rate Configuration 6 1 Channel Configuration essseeescoececccoceccocccccocceccocceccocceccooccccooececooececosececoseee 6 PA eoo o N A E E A 7 SE o ERM Aa 8 A PANY AAA II 8 S MAICON LION cesia a er a ea 8 BINA NACE AUN TEE E DEO 9 VI Received Signal Strength Indication RSSl 10 VII Layout Dimension eeeeee eee eere eee eee 10 VIII Technical Support and After Service 11 Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China 2 S2. Serial data transmittin E itti SGND Ground of the signal PY A of RS485 Or TX A TX A RXD of RS232 B of RS485 or RX of ao 7 B RX B TXD RS232 Low level SLEEP Sleep control Input TTL Sleep signal Negative pulse RESET Reset control input TTL Reset signal ee reset 1ms Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd V Channels Interface Mode and Baud Rate Configuration There is a 5 bit short circuit jumper J1 on the bottom right corner of SRWF 1022 main board defined as A B C D E respectively Please refer to Figure 1 Fig 1 1 Channel Configuration There are 8 options to set the channel via ABC jumper wires of JP1 The corresponding Frequency of Jumper ABC configuration is shown in table 2 Table 2 0 ABC remain open Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd 434 00 470 652 432 65 470 842 433 40 470 90 432 60 470 72 SRWF 1022 provides 2 serial ports COM1 Pin3 and Pin4 is fixed as UART TTL interface and COM2 Pin6 and Pin7 is to choose RS232 and RS485 hardware interface a TTL interface connection 2 Interface Mode GHD VOC TAD SOND ATEA BR
3. ME EI 4 E Td Td i Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd Baud Rate bps Time Delay Td ms 1200 122 2400 4800 9600 19200 AA AA VI Received Signal Strength Indication RSSI If you want to detect RSSI please send REASRSSI to serial port then the RSSI of previous data frame will be exported which is indicated with binary complement Vil Layout Dimension 26 mm 22 3 mm v T E A OMNO EO S 9 lt p SRWF 1021 50 13 mm 2 1 mm E 7 B E E E m AE j d zT d 3 4 mm O Bo s 00 Oo E OG E O Oo E O E weal CON Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China 10 SUNRAY Shanghai Sunray Technology Co Ltd Vill Technical Support and After Service We provide full technical support for our clients on applications and secondary development Our products have one year warranty and perpetual maintenance services Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China 11
4. by which we can judge some basic status about the module for example SHWF 10221 V11 C 00 433 8N1 9N1 Note SRWF 10221 means the model is SRWF 1022 and it can communication with SRWF 1021 V11 indicates that the software version is V1 1 Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd C 00 433 00 means channel No and 433 is carrier frequency 8N1 9N1 is parity mode When the module is transmitting signals RX light red light will flash When the module is receiving signals TX light green light will flash 6 Timing Diagram 1 Sleeping Mode The module has sleeping function controlled by pin SLP Normally SLP pin is in high level but when is in low level the module will start to sleep The module will not work until RST pin is in low level means reset or the module is powered again Please refer to below sleep reset timing diagram VCC inii init MCU p ems SLP O RST ll lms 2 Transmitting Delay Using FEC Forward Error Correction technology to enhance anti interference ability so there is time delay Td between the data received by RXD of module and the final data exported by TXD of module B Different data rate results in different delay time Please check the below time delay diagram RxD I TxD HOUT EEUU DUAL MO MCA YO
5. field Automated non stop billing system on freeway Wireless crane and electronic scale solution VV ON NON ON ON VV VV VV WV Bank queuing management system Ill Technical specifications Serial en Description Parameter number Modulation mode GFSK FSK Work frequency 433 470MHz 17dBm 20dBm 5V optional Receivi sensitivity Channel counts 8channel default 16 32 channel customized 90 10mA 17dBm Transmitting current 100 10mA 20dBm m RS232 S485 hardware oleeping current 5t2UA interface can t support sleeping function Interface velocity 1200 2400480069600 9200bps RS232 S485 hardware interface need to bond different interface chip and peripheral circuits Interface mode UART TTL RS 232 RS 485 Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd Working 40 C 80 C temperature Reliable transmit 1200m AT 1 antenna 2m height 50mW distance 1400m AT 1 antenna 2m height 100mW 10 90 relative humidity no 13 Working humidity SM condensing AAA IV Pins Definition SRWF 1022 provides a 9 pin connector CON1 defined as below in Table 1 9 pin Connector Table 1 mE Connected Description Level l to Terminal Grounding of 1 GND Ground of power supply Power Supply PowersuplyDG 383 80V S al
6. S SLEEF 49 i Ke e e a ea e SBWF 1U22 interface User equipment interface b RS 232 interface connection RS232 chip and peripheral circuits will be bonded on the module GMD TEC TaD SGND ACTA B EX SLEEP RESET wo COM luam oho SRAF 1O22 interface User equipment interface Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd c RS 485 Interface connection RS485 chip and peripheral circuits will be bonded on the module GND VOC TAD SGND ATA BIRA SLEEP La 5 S 4 s b T G 9 SRAF 1O22 interface User equipment interface PS For all the above interface connection please do not connect any wire on other pins if no use 3 Baud Rate The data rate depends on the hardware of wireless module and it will be fixed after manufacture so clients have to confirm the baud rate when releasing order 4 Parity mode Clients can choose the parity mode via the pin E of J1 means the choice of 8E1 801 8N1 E 0 without jumper eej parity 8E1 801 9N1 one parity bit E 1 with jumper 7158 parity 8N1 no parity bit PS All the above configurations will be effective only when the module is powered again 5 Indicator Light TX light will flash once when the module is powered meaning the module is sending its version information to serial port
7. UNRAY Shanghai Sunray Technology Co Ltd I Product Introduction e SRWF 1022 series wireless modules are transparent modules which suit any standard and nonstandard user protocol Active crystal oscillator is used to enable module to work on wide temperature range of 40C to 80C e Ithas maximum transmit power of 17dBm 20dBm 5V optional working on carrier frequency of 433 470MHz e High anti interference ability and low bit error rate BER GFSK FSK modulation with enhanced forward error correction FEC encoding technology to ensure resisting ability against pulse interference and random interference e Long transmission distance which can reach up to 1200m 1200bps with AT 1 antenna placed 2 meters height from the ground in open field e Transparent data interface is provided to be applicable with any standard or nonstandard user protocol False data generated in the air can be filtrated automatically so that the data received is exactly same as what is transmitted No more user programming is needed e The standard configuration provides 8 channels which can be extended to 16 or 32 channels to meet users requirements for multi channel communication applications e COM and COMe serial ports are provided COMI is for UART TTL interface and COM2 is for RS232 and RS485 hardware interfaces which have stronger carrier frequency ability to ensure reliable transmission e Interface baud rate is optional 1200 2400 4800 9600 19200bps w
8. ith data format of 8N1 801 8E1 9N1 for user self definition No limitation for data frame length to ensure programming flexibility e With power supply by 5V DC the receiving current is 30 3mA the transmitting current is 90 10mA 17dBm 100 10mA 20dBm and the sleeping current is 5 2uA e Single chip RF integrated circuit and single chip MCU to simplify peripheral circuits and keep the dimension small which leads to high reliability and low failure rate Various antennas are available for different application environments ll Application Fields Tel 86 021 50275250 50275255 Fax 86 021 50270187 http www sunrayrf com Add 4 F 22 BLDG 498 Guo shoujing Rd Pudong Zhangjiang Shanghai 201203 China SUNRAY Shanghai Sunray Technology Co Ltd SHWF 1022 series wireless modules are applicable to the following fields Automated Meter Reading AMR solution for water electricity gas and heat system Remote Control for Industry vehicle and lifting machine Production line data collecting Data communication for railway oil well dock and army Medical treatments and electric instruments automation control Wireless intelligent control for lighting system Security alarm attendance checking and locating for coal mine workers under well Car alarm tire pressure monitoring and four wheel orientation Wireless POS PDA smart terminals Wireless dishes ordering system LED display screen for lane buoy or temporary station in open
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