ED-BTB

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Specification

Pin Definition

  • ESP8266
- Pin definition Left Pins Left Pins Right Pin definition Right -
1 3V3 3V3 (dot mark) GND GND 2
3 +5V +5V IO15 SPI_CS 4
5 SPI_MOSI IO13 IO4 I2C_SDA 6
7 SPI_MISO IO12 IO5 I2C_SCL 8
9 SPI_SCK IO14 MCU_TXD UART 10
11 RST IO16 MCU_RXD UART 12
  • ESP8266 Base Board default use IO12/IO14 as software serial input, these two pins disconnect from pin 7/9, but connect to uart pin 10/12