Ebyte E31-433T17D1B, User Manual

Page 1: ...E31 433T17D1B User Manual AX5243 433MHz DIP Wireless Module ...

Page 2: ...ROADCASTING TRANSMISSION 8 5 3 BROADCASTING ADDRESS 8 5 4 MONITOR ADDRESS 9 5 5 RESET 9 5 6 AUX DESCRIPTION 9 5 6 1 Indication of UART output 9 5 6 2 Indication of wireless transmitting 9 5 6 3 Configuration procedure of module 10 5 6 4 Notes for AUX 10 6 OPERATING MODE 11 6 1 MODE SWITCHING 11 6 2 NORMAL MODE MODE 0 11 6 3 WOR MODE MODE 1 12 6 4 POWER SAVING MODE MODE 2 12 6 5 SLEEP MODE MODE 3 1...

Page 3: ...nology Co Ltd 2 8 HARDWARE DESIGN 15 9 FAQ 16 9 1 TRANSMISSION DISTANCE IS NOT IDEAL 16 9 2 MODULE IS EASY TO DAMAGE 17 9 3 BIT ERROR RATE IS TOO HIGH 17 10 WELDING OPERATION GUIDANCE 17 11 E31 SERIES 17 12 ANTENNA INSTRUCTION 18 12 1 ANTENNA RECOMMENDATION 18 13 BATCH PACKAGING METHOD 19 REVISE HISTORY 19 ABOUT US 20 ...

Page 4: ...oduction use modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited The information contained herein is provided as is and EBYTE assumes no liability for the use of the information No warranty either express or implied is given including but not limited with respect to the accuracy correctness reliability and ...

Page 5: ...as the probability of reducing the transmission time reducing the probability of interference improving reliability and transmission efficiency E31 433T17D1B strictly abides by FCC CE CCC and other domestic and foreign design specifications meets all RF related certifications and meets export requirements 1 2 Features The real testing distance reaches 2km The max transmitting power is 50mW multi l...

Page 6: ...or 5V TTL it may be at risk of burning down Operating temperature 40 85 Industrial design Working frequency MHz 425 450 5 Support ISM band Power consumption Transmit current mA 70 Instant power consumption Receive current mA 13 Sleep current μA 4 Software is shut down Max transmit power dBm 16 6 17 0 18 4 Receiving sensitivity dBm 125 126 127 Air data rate is 1 2kbps Air data rate bps 1 2k 5k 70k ...

Page 7: ...onic Technology Co Ltd 6 3 Size and pin definition No Name Direction Function 1 M0 Input Weak pull up Work with M1 to decide 4 working modes of module not suspended if not used could be grounded 2 M1 Input weak pull up Work with M0 to decide 4 working modes of module not suspended if not used could be grounded ...

Page 8: ...h pull output 5 AUX Output To indicate module s working status wakes up the external MCU During the procedure of self check initialization the pin outputs low level Can be configured as push pull output suspending is allowed 6 VCC Input Power supply 2 1 5 5V DC 7 GND Input Ground 8 Fixed orifice Fixed orifice 9 Fixed orifice Fixed orifice 10 Fixed orifice Fixed orifice 4 Connect to MCU No Descript...

Page 9: ...ser Manual Copyright 2012 2021 Chengdu Ebyte Electronic Technology Co Ltd 8 5 Function description 5 1 Fixed transmission 5 2 Broadcasting transmission 5 3 Broadcasting address For example Set the address of module A as 0xFFFF or 0x0000 and the channel as 0x04 ...

Page 10: ...elf check and sets the operating mode based on user s parameters During the process the AUX remains low level After the process completed the AUX outputs high level and starts to work as per the operating mode combined by M1 and M0 Therefore users need to wait the AUX rising edge as the start of module s normal work 5 6 AUX description AUX Pin can be used as indication for wireless send receive bu...

Page 11: ...e of module Only happened when Reset and exit sleep mode 5 6 4 Notes for AUX For function 1 function 2 mentioned above the priority should be given to the one with low level output which means if it meets each of any low level output condition AUX outputs low level if none of the low level condition is met AUX outputs high level When AUX outputs low level it means the module is busy cannot conduct...

Page 12: ...ill delay switching For example in mode 0 or mode 1 users continuously inputs a large amount of data and simultaneously performs mode switching At this time the switching mode operation is invalid the module will process all the user data before performing the new mode detection Therefore the general recommendation is to detect the output state of the AUX pin and switch after 2ms when the output i...

Page 13: ...y before each data packet The length of wake up code depends on the wake up time set by users the purpose of wake up code is to wake up the module with Mode 2 So the transmitting data in Mode 1 can be received by the module with Mode 0 1 2 Receiving It equals to Mode 0 6 4 Power saving mode Mode 2 Type When M0 0 M1 1 the module works on Mode 2 Transmitting The module is on sleep mode serial port i...

Page 14: ...1B 433MHz 0x0000 0x50 1 2kbps 9600 8N1 50mW 7 2 Working parameter reading Instruction format Detailed description C1 C1 C1 In sleep mode M0 1 M1 1 a command HEX format is issued to the module serial port C1 C1 C1 the module will return the current configuration parameters such as C0 00 00 1A 17 44 7 3 Version number reading Instruction format Detailed description C3 C3 C3 In sleep mode M0 1 M1 1 a...

Page 15: ...t baud rate 4800 0 1 1 Serial port baud rate 9600 default 1 0 0 Serial port baud rate 19200 1 0 1 Serial port baud rate 38400 1 1 0 Serial port baud rate 57600 1 1 1 Serial port baud rate 115200 2 1 0 Wireless air data rate bps The lower the air speed the longer the distance the stronger the anti interference performance and the longer the transmission time The wireless transmission rates of both ...

Page 16: ...ference ability is weakened and the distance is slightly closer Please choose according to the actual application Both sides of the communication must be turned on or off 0 Turn off FEC 1 Open FEC default 1 0 Transmitting power Approximate value The external power supply must provide more than 200mA current output capability And ensure that the power supply ripple is less than 100mV It is not reco...

Page 17: ...re traces with large electromagnetic interference around the module high frequency digital high frequency analog power trace which will greatly affect the performance of the module It is recommended to stay away from the module according to the strength of the interference If possible users can do some proper isolation and shielding If the communication line uses 5V level it must be connected in s...

Page 18: ...interference The undesirable power supply may also cause messy code and ensure the reliability of the power supply The quality of extension line and feeder are poor or too long which also cause high bit error rate 10 Welding operation guidance This type is full sized module when the welder welds the module he must be welding according to the anti static regulation This product is allergic to stati...

Page 19: ...ntenna 433M SMA J 2 43 8 9 5mm Built in flexible FPC soft antenna TX433 JW 5 Rubber antenna 433M SMA J 2 50mm Flexible omni antenna TX433 JWG 7 Rubber antenna 433M SMA J 2 5 75mm Flexible omni antenna TX433 JK 20 Rubber antenna 433M SMA J 3 210mm Flexible omni antenna TX433 JK 11 Rubber antenna 433M SMA J 2 5 110mm Flexible omni antenna TX433 XP 200 Sucker antenna 433M SMA J 4 19cm 200cm Sucker an...

Page 20: ...c Technology Co Ltd E31 433T17D1B User Manual Copyright 2012 2021 Chengdu Ebyte Electronic Technology Co Ltd 19 13 Batch packaging method Revise history Version Date Description Issued by 1 00 2021 3 10 Initial version Linson ...

Page 21: ...y Co Ltd 20 About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Fax 028 64146160 ext 821 Web www ebyte com Address Innovation Center D347 4 XI XIN Road Chengdu Sichuan China ...