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E22-400T30D User Manual

SX1268 433/470MHz 1W LoRa Module

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Summary of Contents for E22-400T30D

Page 1: ...E22 400T30D User Manual SX1268 433 470MHz 1W LoRa Module...

Page 2: ...IZE AND PIN DEFINITION 7 4 CONNECT TO MCU 8 5 FUNCTION DESCRIPTION 9 5 1 FIXED TRANSMISSION 9 5 2 BROADCASTING TRANSMISSION 9 5 3 BROADCASTING ADDRESS 9 5 4 MONITOR ADDRESS 10 5 5 RESET 10 5 6 AUX DES...

Page 3: ...GISTER READ AND WRITE CONTROL 14 7 1 COMMAND FORMAT 14 7 2 REGISTER DESCRIPTION 15 7 3 FACTORY DEFAULT PARAMETER 17 8 REPEATER NETWORKING MODE 18 9 CONFIGURATION INSTRUCTIONS ON COMPUTER 19 10 HARDWAR...

Page 4: ...Chengdu Ebyte Electronic Technology Co Ltd E22 400T30D User Manual 13 E22 SERIES 22 14 ANTENNA RECOMMENDATION 23 15 PACKAGE FOR BATCH ORDER 24 ABOUT US 24...

Page 5: ...running simultaneously Users to set their own communication keys and cannot be read which greatly improves the confidentiality of user data RSSI for evaluating signal quality improving communication...

Page 6: ...s industrial grade remote control Health care products Advanced Meter Reading Architecture AMI Automotive industry applications 2 Specification and parameter 2 1 Limit parameter Main parameter Perform...

Page 7: ...n Max Tx power dBm 29 5 30 0 30 5 Receiving sensitivity dBm 146 147 148 Air data rate is 2 4kbps Air data rate bps 0 3k 2 4k 62 5k Controlled via user s programming Main parameter Description Remark D...

Page 8: ...to decide 4 working modes of module not suspended if not used could be grounded 3 RXD Input TTL UART inputs connects to external MCU PC TXD output pin Can be configured as open drain or pull up input...

Page 9: ...Ltd 8 6 VCC Input Power supply 3 3 5 5V DC 7 GND Input Ground 8 Fixed hole Fixed hole 9 Fixed hole Fixed hole 10 Fixed hole Fixed hole 11 Fixed hole Fixed hole 4 Connect to MCU No Description STM8L M...

Page 10: ...gy Co Ltd 9 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 Whe...

Page 11: ...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 operatin...

Page 12: ...UART data of the module have been transmitted already perhaps the last packet of data is still in transmission 5 6 3 Configuration procedure of module Only happened when power on resetting or exiting...

Page 13: ...wireless the new working mode can be switched after the transmission is completed If the module receives the wireless data and transmits the data through the serial port it needs to finish transmissi...

Page 14: ...the user s MCU s operation convenience and can reduce the workload of the entire system as much as possible improve system efficiency and reduce power consumption 6 2 Normal mode Mode 0 Type M0 0 M1...

Page 15: ...Set register Command C0 starting address length parameters Response C1 starting address length parameters E g 1 Channel is 0x09 command starting address length parameter Send C0 05 01 09 Returen C1 05...

Page 16: ...e and low byte Note When the module address is FFFF it can be used as the broadcast and monitor address that is the module will not perform address filtering 01H Read Wr ite ADDL ADDL default 0 02H Re...

Page 17: ...itting mode to read the register Register 0x00 Current ambient noise rssi Register 0X01 rssi when the data was received last time Current channel noise is dBm RSSI 2 Command format C0 C1 C2 C3 startin...

Page 18: ...erent from the source address When enabled wireless data will be monitored before it is transmitted which can avoid interference to a certain extent but may cause data delay Valid only for mode 1 Afte...

Page 19: ...the reset process the module resets the user parameters during which the AUX outputs low level Repeater networking rules 1 Forwarding rules the repeater can forward data in both directions between two...

Page 20: ...e following figure shows the E22 400T30D configuration host computer display interface the user can switch to the command mode through M0M1 and quickly configure and read the parameters on computer In...

Page 21: ...en designing the power supply circuit for the module it is often recommended to reserve more than 30 of the margin so the whole machine is beneficial for long term stable operation The module should b...

Page 22: ...horter the distance The power supply low voltage under room temperature is lower than 2 5V the lower the voltage the lower the transmitting power Due to antenna quality or poor matching between antenn...

Page 23: ...erage ramp up rate 3 second max 3 second max Liquidous Temperature TL Liquid phase temp 183 217 Time tL Maintained Above TL Time below liquid phase line 60 90 sec 30 90 sec Peak temperature Tp Peak te...

Page 24: ...X433 JK 11 Rubber antenna 433M SMA J 2 5 110mm Flexible omnidirectional TX433 XP 200 Sucker antenna 433M SMA J 4 19cm 200cm Sucker antenna high gain TX433 XPL 100 Sucker antenna 433M SMA J 3 5 18 5cm...

Page 25: ...100cm Sucker antenna high gain 15 Package for batch order About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please...

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