E73-2G4M04S1A Wearable Devices Smart Home Lock IOT Solutions 4dBm Nordic BLE 5.0 nRF52810 Wireless Module
[IC]：nRF52810
[Protocol]：BLE 4.2/5.0
[Distance]：0.1km
[Interface]：SoC
[Weight]：1.8±0.1g
[Introduction]：E73-2G4M04S1A is a hardware platform without firmware, so users need to conduct secondary development.For more details about nRF52810, please refer to the official datasheet. This module has maximized the RF Characteristic of chip. Built in 32.768K real-time clock crystal oscillator
| Pin No | Pin item | Pin direction | Pin application |
|---|---|---|---|
| 0 | GND | Input | Ground electrode, connect to reference ground of power |
| 1 | GND | Input | Ground electrode, connect to reference ground of power |
| 2 | GND | Input | Ground electrode, connect to reference ground of power |
| 3 | DEC2 | - | MCU GPIO |
| 4 | DEC3 | - | MCU GPIO |
| 5 | P0.25 | Input/Output | MCU GPIO |
| 6 | P0.26 | Input/Output | MCU GPIO |
| 7 | P0.27 | Input/Output | MCU GPIO |
| 8 | P0.28 | Input/Output | MCU GPIO |
| 9 | P0.29 | Input/Output | MCU GPIO |
| 10 | P0.30 | Input/Output | MCU GPIO |
| 11 | P0.31 | Input/Output | MCU GPIO |
| 12 | DEC4 | - | MCU GPIO |
| 13 | DCC | - | MCU GPIO |
| 14 | DEC1 | - | MCU GPIO |
| 15 | GND | Input | MCU GPIO |
| 16 | VCC | Input | Power supply 1.8 ~ 3.6V DC（Note: The voltage higher 3.6V is forbidden） |
| 17 | P0.02 | Input/Output | MCU GPIO |
| 18 | P0.03 | Input/Output | MCU GPIO |
| 19 | P0.04 | Input/Output | MCU GPIO |
| 20 | P0.05 | Input/Output | MCU GPIO |
| 21 | P0.06 | Input/Output | MCU GPIO |
| 22 | P0.07 | Input/Output | MCU GPIO |
| 23 | P0.08 | Input/Output | MCU GPIO |
| 24 | P0.09 | Input/Output | MCU GPIO |
| 25 | P0.10 | Input/Output | MCU GPIO |
| 26 | P0.11 | Input/Output | MCU GPIO |
| 27 | P0.12 | Input/Output | MCU GPIO |
| 28 | P0.13 | Input/Output | MCU GPIO |
| 29 | P0.14 | Input/Output | MCU GPIO |
| 30 | P0.15 | Input/Output | MCU GPIO |
| 31 | P0.16 | Input/Output | MCU GPIO |
| 32 | P0.17 | Input/Output | MCU GPIO |
| 33 | P0.18 | Input/Output | MCU GPIO |
| 34 | P0.19 | Input/Output | MCU GPIO |
| 35 | P0.20 | Input/Output | MCU GPIO |
| 36 | P0.21 | Input/Output/RST | MCU GPIO |
| 37 | SWDCLK | Input | MCU GPIO |
| 38 | SWDIO | Input | MCU GPIO |
| 39 | P0.22 | Input/Output | MCU GPIO |
| 40 | P0.23 | Input/Output | MCU GPIO |
| 41 | P0.24 | Input/Output | MCU GPIO |
| 42 | GND | Input | Ground electrode, connect to power reference ground |
| 43 | GND | Input | Ground electrode, connect to power reference ground |