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Ebyte E31-230T17D User Manual Download Page 7

Chengdu Ebyte Electronic Technology Co.,Ltd. E31-433T17S User Manual

Copyright ©2012–2019

，

Chengdu Ebyte Electronic Technology Co.,Ltd.

6

11

GND

Input

Ground

4. Connect to MCU

No.

Description

（

STM8L MCU

）

1

The UART module is TTL level

，

pls connect to the MCU of TTL..

2

For some MCU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin.

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Summary of Contents for E31-230T17D

Page 1: ...E31 433T17S User Manual AX5243 433MHz SMD Wireless Module...

Page 2: ...ADDRESS 8 5 5 RESET 8 5 6 AUX DESCRIPTION 8 5 6 1 Indication of UART output 8 5 6 2 Indication of wireless transmitting 8 5 6 3 Configuration procedure of module 9 5 6 4 Notes for AUX 9 6 OPERATING M...

Page 3: ...ht 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 2 10 WELDING OPERATION GUIDANCE 16 10 1 REFLOW TEMPERATURE 16 10 2 REFLOW PROFILE 17 11 E31 SERIES 17 12 ANTENNA INSTRUCTION 18 12 1 ANTENNA REC...

Page 4: ...probability of reducing the transmission time reducing the probability of interference improving reliability and transmission efficiency E31 433T17S strictly abides by FCC CE CCC and other domestic an...

Page 5: ...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...

Page 6: ...RT inputs connects to external MCU PC TXD output pin Can be configured as open drain or pull up input 4 TXD Output TTLUART outputs connects to external RXD MCU PC input pin Can be configured as open d...

Page 7: ...ight 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 6 11 GND Input Ground 4 Connect to MCU No Description STM8L MCU 1 The UART module is TTLlevel pls connect to theMCU of TTL 2 For some MCU work...

Page 8: ...r Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 7 5 Function description 5 1 Fixed transmission 5 2 Broadcasting transmission 5 3 Broadcasting address For example Set the addre...

Page 9: ...arameters 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...

Page 10: ...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...

Page 11: ...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 mo...

Page 12: ...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 Mode2 So the transmitting data in Mode1 can be received...

Page 13: ...y default parameter Model Factory default parameter value C0 00 00 18 50 44 ModuleModel Frequency Address Channel Air data rate Baud Rate Serial port format Transmitting power E31 433T17S 433MHz 0x000...

Page 14: ...e bps The baud rate of both parties can be different The serial port baud rate has nothing to do with the wireless transmission parameters and does not affect the wireless transmission and reception c...

Page 15: ...istening interval wireless wake up and can only receive data from the module working in mode 1 0 0 0 250ms default 0 0 1 500ms 0 1 0 750ms 0 1 1 1000ms 1 0 0 1250ms 1 0 1 1500ms 1 1 0 1750ms 1 1 1 200...

Page 16: ...r is well grounded and must be close to the digital part of the module and routed in the Bottom Layer Assuming that the module is soldered or placed in the Top Layer it is also wrong to randomly route...

Page 17: ...ure that it s within the recommended power supply or the module will be permanently damaged if it exceeds the maximum value Check the stability of the power supply and the voltage cannot be fluctuated...

Page 18: ...0 Average ramp down rate Tp to Tsmax Average decline rate 6 second max 6 second max Time 25 to peak temperature Time from 25 to peak temperature 6 minutes max 8 minutes max 10 2 Reflow profile 11 E31...

Page 19: ...ireless modules Product Model Type Frequenc y Hz Interfac e Gain dBi Height Cable Features TX433 NP 4310 Flexible PCB antenna 433M SMA J 2 43 8 9 5mm Built in flexible FPC soft antenna TX433 JW 5 Rubb...

Page 20: ...Chengdu Ebyte Electronic Technology Co Ltd E31 433T17S User Manual Copyright 2012 2019 Chengdu Ebyte Electronic Technology Co Ltd 19 13 Batch packaging method...

Page 21: ...ial version huaa 1 20 2018 01 29 Content updated huaa 1 30 2018 10 17 New model added huaa About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you...

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