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Chengdu Ebyte Electronic Technology Co,;Ltd

E70-900TxxSx_user manual

Copyright ©2012–2023

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Chengdu Ebyte Electronic Technology Co,;Ltd

13

4 Connect to MCU

E70-900T30S

E70-900T14S

E70-900T14S2

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Содержание E70-900T S Series

Страница 1: ...E70 900TxxSx User Manuel CC1310 868 915MHz 14 30dBm TTL SMD Wireless Module...

Страница 2: ...dication of wireless transmitting 17 5 6 3 Configuration procedure of module 17 6 OPERATING MODE 18 6 1 MODE SWITCH 18 6 2 RSSI MODE MODE 0 19 6 3 CONTINUOUS MODE MODE 1 19 6 4 SUB PACKAGE MODE MODE 2...

Страница 3: ...byte Electronic Technology Co Ltd 2 11 3 BER BIT ERROR RATE IS HIGH 29 12 PRODUCTION GUIDANCE 30 12 1 REFLOW SOLDERING TEMPERATURE 30 12 2 REFLOW SOLDERING CURVE 30 13 E70 SERIES 31 14 ANTENNA GUIDANC...

Страница 4: ...duction 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...

Страница 5: ...multifunctional wireless serial program users can also according to the need for secondary development 1 2 Features Communication distance tested is up to 1 5 6km Maximum transmission power of 14 30d...

Страница 6: ...ting temperature 40 85 2 2 Operating parameter E70 900T30S Main parameter Performance Remark Min Typ Max Operating voltage V 2 2 3 3 5 5 3 3 V ensures output power Communication level V 3 3 For 5V TTL...

Страница 7: ...er dBm 13 6 14 0 15 3 Receiving sensitivity dBm 107 108 109 Air data rate is 5kbps Air data rate bps 2 5k 2 5k 168k Controlled via user s programming Main parameter Description Remark Distance for ref...

Страница 8: ...Reserved pin Reserved to be floated 8 NC Reserved pin Reserved to be floated 9 NC Reserved pin Reserved to be floated 10 NC Reserved pin Reserved to be floated 11 LNA_EN Output Internal MCU controlled...

Страница 9: ...ease refer to Parameter setting An external 1k protective resistor shall be connected in series when in use 22 TMSC Input JTAG TMSC 23 TCKC Input JTAG TCKC 24 RESET Input Reset pin valid in low level...

Страница 10: ...3 NC Reserved pin Reserved to be floated 40 NC Reserved pin Reserved to be floated 41 NC Reserved pin Reserved to be floated 42 NC Reserved pin Reserved to be floated 43 NC Reserved pin Reserved to b...

Страница 11: ...sed 18 M0 Input M2 M1 M0 jointly decide the 8 working modes An external 1k protective resistor shall be connected in series and a 1M pull up resistor shall be added when in use Cannot be floated it ca...

Страница 12: ...loated 34 NC Reserved pin Reserved to be floated 35 NC Reserved pin Reserved to be floated 36 NC Reserved pin Reserved to be floated 37 NC Reserved pin Reserved to be floated 38 NC Reserved pin Reserv...

Страница 13: ...low level during the initialization of self check on power It can be configured as open drain output or push pull output as shown in parameter Settings it can be suspended 17 TXD Output Can also be u...

Страница 14: ...Chengdu Ebyte Electronic Technology Co Ltd E70 900TxxSx_user manual Copyright 2012 2023 Chengdu Ebyte Electronic Technology Co Ltd 13 4 Connect to MCU E70 900T30S E70 900T14S E70 900T14S2...

Страница 15: ...xSx_user manual Copyright 2012 2023 Chengdu Ebyte Electronic Technology Co Ltd 14 No Description STM8L MCU 1 The UART module is TTL level please collect with MCU 2 For some MCU works at 5VDC it may ne...

Страница 16: ...5 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 When module i...

Страница 17: ...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 com...

Страница 18: ...ithout overflow Buffer not empty when AUX 0 the internal 1024 bytes data in the buffer have not been written to the RFIC completely If the user starts to transmit data at this circumstance it may caus...

Страница 19: ...ceiving is not available under this mode Preamble code will be added proactively before transmission to wake up the receiver under mode 6 5 Configuration mode Same as Mode 3 1 0 1 6 Power saving mode...

Страница 20: ...ikewise this feature can be used in any mode switch The module will start to work in new mode within 1ms after completing present mode task which enables the user to omit the procedure of AUX inquiry...

Страница 21: ...ame on both receiver and transmitter 4 Connection mode The transceiver and transceiver modules must be of the same model with the same power For example the E70 900T14S and E70 900T30S cannot connect...

Страница 22: ...is not available Baud rate air data rate Under this mode the baud rate and air data rate are independent both receiver and transmitter can have different baud rate but same air data rate Advantage It...

Страница 23: ...h serial port and then enters WOR status again which can save power consumption significantly Disadvantage Transmission is not available under this mode the module must be switched to other mode for d...

Страница 24: ...8N1 25mW 7 2 Reading Operating Parameters Instruction format Description C1 C1 C1 In configuration mode M0 1 M1 1 M2 0 User gives the module instruction HEX format C1 C1 C1 Module returns the present...

Страница 25: ...e byte with high configuration frequency and frqL is the byte with low configuration frequency For example if the band is 915M C5 C5 C5 03 93 must be sent If it is configured in the 868M band C5 C5 C5...

Страница 26: ...fferent between communication parties The UART baud rate has nothing to do with wireless transmission parameters won t affect the wireless transmit receive features 0 0 0 1200bps 0 0 1 2400bps 0 1 0 4...

Страница 27: ...ission so as to ensure the wake up the module in mode 6 Generally mode 4 and 6 shall be used jointly and the wake up time on both modules shall be the same 0 0 0 500ms 0 0 1 1000ms Default 0 1 0 1500m...

Страница 28: ...k Corresponding hexadecimal 1 A 8 Parameter Setting When the module is in Mode 3 M0 1 M1 1 M2 0 or Mode 5 M0 1 M1 0 M2 1 the parameter can be set by instruction or software in PC Please visit www cdeb...

Страница 29: ...machine is beneficial for long term stable operation The module should be as far away as possible from the power supply transformers high frequency wiring and other parts with large electromagnetic in...

Страница 30: ...ng wireless radio wave so performance will be poor when testing near the sea The signal will be affected when the antenna is near metal object or put in a metal case Power register was set incorrectly...

Страница 31: ...96 5 Ag3 Cu0 5 Preheat Temperature min Tsmin 100 150 Preheat temperature max Tsmax 150 200 Preheat Time Tsmin to Tsmax ts 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp 3 second max 3 second m...

Страница 32: ...DIP 24 38 5 IPEX Stamp hole E70 868T30S CC1310 868M 30 6 2 5k 168k DIP 24 38 5 IPEX Stamp hole E70 433T30S CC1310 433M 30 6 2 5k 168k DIP 24 38 5 IPEX Stamp hole E70 433T14S CC1310 433M 14 1 5 2 5k 16...

Страница 33: ...ogy Co Ltd 32 15 Package for batch order Revision history version Date Description Issued by 1 0 2021 10 19 initial version Linson 1 1 2022 11 9 Bug fixes Yan 1 2 2023 8 21 Modified the description of...

Страница 34: ...support support cdebyte com Documents and RF Setting download link https www cdebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Offici...

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