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Summary of Contents for Ebyte E73-2G4M08S1CX
- Page 1 E73-2G4M08S1CX nRF52840 2.4GHz BLE4.2/5.0 Bluetooth LE Module...
- Page 2 6.3 BER(Bit Error Rate) is high ................................ 13 7 Production guidance ....................................14 7.1 Reflow soldering temperature ..............................14 7.2 Reflow soldering curve .................................14 8 E73 series ........................................15 9 Bulk packing ........................................ 15 Revision history ......................................16 About us ..........................................16 Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 3 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 fitness for a particular purpose of the information.
- Page 4 Industrial grade standard design, support -40 ~ 85 °C for working over a long time; With IPEX antenna interface, an external antenna is required; Under ideal conditions, the communication distance can reach 120m. Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 5 52840 for multilateral development. Please see the pin definition for details. E73-2G4M08S1CX is hardware platform without firmware, so users need to conduct a secondary development.The characteristics of the nRF52840 chip can be found in the official Datasheet. The module has maximized the RF characteristics of the chip.
- Page 6 1 Mbps / 1 Mbps BLE current RX only run current (DC/DC, 3 V) 8.27 （mA） 2 Mbps / 2 Mbps BLE TX power（dBm） -103dBm @ BLE 125kbps Long ditance mode Receiving sensitivity（dBm） -95dBm @ BLE 1Mbps Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 7 Crystal Oscillator 32MHz/32.768KHz 32.768KHz crystal needs external connection Protocol BLE 4.2/5.0 Package Interface 1.27mm Stamp hole nRF52840-QIAAC0/aQFN ™ 73 FLASH 1024KB 256KB Core ARM® Cortex ® -M4 Size 13*18mm Antenna IPEX 50 ohm impedance Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 8 Analog input 0, low frequency I/O, standard drive. Common I/O Analog input 5, low frequency I/O, standard drive. Common I/O Analog input 7, low frequency I/O, standard drive. Common I/O Analog input 6, low frequency I/O, standard drive. Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 9 See details about nrf52840 datasheet on Nordic website SWDIO Serial debug programming port clock P1.02 P1.02 Common I/O See details about nrf52840 datasheet on Nordic website SWCLK Serial debug programming port clock P1.04 Common I/O Low frequency I/O, standard drive Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 10 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual Common I/O NFC input P1.06 Common I/O Low frequency I/O, standard drive Common I/O NFC input Copyright ©2012–2023，Chengdu Ebyte Electronic Technology Co.,Ltd.
- Page 11 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual 4 Development and Application Item Notes 1.The module is embedded with ARM MCU. For program downloading, please use the J-LINK downloader.Any other serial port or JTAG、ISP、 ICP are unavailable to download. 2.The burn firmware needs to be 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 stack, and then use nRFgo studio to bum.
- Page 12 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual 5 Basic operation 5.1 Hardware design and circuit schematic diagram It is recommended to use a DC stabilized power supply. The power supply ripple factor is as small as possible and ...
- Page 13 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual part of the module and routed in the Bottom Layer; Assuming the module is soldered or placed over the Top Layer, it is wrong to randomly route over the Bottom Layer ...
- Page 14 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual 6.3 BER(Bit Error Rate) is high There are co-channel signal interference nearby, please be away from 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 ...
- Page 15 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual 7 Production guidance 7.1 Reflow soldering temperature Profile Feature Curve characteristics Sn-Pb Assembly Pb-Free Assembly Solder Paste Solder paste Sn63/Pb37 Sn96.5/Ag3/Cu0.5 Preheat Temperature min （Tsmin） Min preheating temp. 100℃ 150℃ Preheat temperature max (Tsmax) Mx preheating temp.
- Page 16 Chengdu Ebyte Electronic Technology Co.,Ltd. E73-2G4M08S1CX User Manual 8 E73 series Frequency Tx power Protocol Size Model No. Package Antenna E73-2G4M04S1A nRF52810 2.4G 4.2/5.0 17.5*28.7 PCB/IPEX nRF52832 E73-2G4M04S1B 2.4G 4.2/5.0 17.5*28.7 PCB/IPEX nRF52840 Ceramic E73-2G4M08S1C 2.4G 4.2/5.0 13*18 antenna nRF51822 E73-2G4M04S1D 2.4G...
- Page 17 About us Technical support: support@cdebyte.com Documents and RF Setting download link: https://www.ru-ebyte.com Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com ------------------------------------------------------------------------------------------------- Web: https://www.ru-ebyte.com Address: B5 Mould Park, 199# Xiqu Ave, High-tech District, Sichuan, China...
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