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Chengdu Ebyte Electronic Technology Co.,Ltd.

E73-2G4M08S1CX User Manual

Copyright ©2012–2021

Chengdu Ebyte Electronic Technology Co.,Ltd.

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Summary of Contents for E73-2G4M08S1CX

Page 1: ...E73 2G4M08S1CX nRF52840 2 4GHz BLE4 2 5 0 Bluetooth LE Module...

Page 2: ...5 2 1 Limit parameter 5 2 2 Operating parameter 5 3 Size and pin definition 7 4 Development and Application 10 5 Basic operation 11 5 1 Hardware design and circuit schematic diagram 11 6 FAQ 12 6 1 C...

Page 3: ...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 provide...

Page 4: ...le Support the global license free ISM 2 4GHz band Built in high performance low power ARM and Cortex M4 dual core processor Rich resources 1024KB FLASH 256KB RAM Support 1 7V 5 5V power supply power...

Page 5: ...ipheral resources such as UART I2C SPI ADC DMA PWM etc The module led out most IO Port of nRF 52840 for multilateral development Please see the pin definition for details E73 2G4M08S1CX is hardware pl...

Page 6: ...tage V 1 7 3 3 5 5 3 3 V ensures output power Communication level V 3 3 For 5V TTL it may be at risk of burning down Operating temperature 40 85 Industrial grade Operating frequency MHz 2360 2500 Supp...

Page 7: ...n Remark Reference distance 120m Test condition clear and open area antenna height 2 5m air data rate 1Mbps Crystal Oscillator 32MHz 32 768KHz 32 768KHz crystal needs external connection Protocol BLE...

Page 8: ...d drive 3 P0 03 P0 03 AIN1 Common I O Analog input 1 low frequency I O standard drive 4 AI4 P0 28 AIN4 Common I O Analog input 4 5 GND Single ground line connect to the power reference ground 6 P1 13...

Page 9: ...n I O See details about nrf52840 datasheet on Nordic website 23 VDH VDDH High voltage power supply 24 GND Ground line connect to the power reference ground 25 DCH DCCH DC DC converter output 26 RST P0...

Page 10: ...Co Ltd E73 2G4M08S1CX User Manual Copyright 2012 2021 Chengdu Ebyte Electronic Technology Co Ltd 9 41 NF1 P0 09 NFC1 Common I O NFC input 42 P1 06 P1 06 Common I O Low frequency I O standard drive 43...

Page 11: ...completed in two parts Since the protocol stack provided by NORDIC is not loaded in the program in the second development you need to use the official burning tool nRFgo studio to burn the protocol st...

Page 12: ...rmanently damaged Please check the stability of the power supply Voltage can not fluctuate greatly and frequently When designing the power supply circuit for the module it is often recommended to rese...

Page 13: ...de the metal case which will cause the transmission distance to be greatly weakened 6 FAQ 6 1 Communication range is too short The communication distance will be affected when obstacle exists Data los...

Page 14: ...rom interference sources or modify frequency and channel to avoid interference The clock waveform on SPI is not standard check whether there is interference on the SPI line and the SPI bus line should...

Page 15: ...Tsmax Mx preheating temp 150 200 Preheat Time Tsmin to Tsmax ts Preheating time 60 120 sec 60 120 sec Average ramp up rate Tsmax to Tp Average ramp up rate 3 second max 3 second max Liquidous Temperat...

Page 16: ...nna E73 2G4M04S1A nRF52810 2 4G 4 4 2 5 0 17 5 28 7 SMD PCB IPEX E73 2G4M04S1B nRF52832 2 4G 4 4 2 5 0 17 5 28 7 SMD PCB IPEX E73 2G4M08S1C nRF52840 2 4G 8 4 2 5 0 13 18 SMD Ceramic antenna E73 2G4M04...

Page 17: ...0 2020 12 02 Initial version Linson 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 qu...

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