ED-BTB

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Revision as of 15:08, 16 October 2020 by Chao (talk | contribs) (→‎Pin Definition)
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Specification

  • Male CONN

  • Female CONN

Pin Definition

  • Platform board Pin Definition
  • Interface includes
  • 1x SPI
  • 1x I2C
  • 1x UART
  • Power supply 3V3 / 5V / GND
  • 1x general GPIO: ESP8266: IO16
- Child-Function-Left ESP8266-Left ESP8266-Right Child-Function-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 Platform Board BTB SCH

  • 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

Height

  • ESP8266 Platform Board + Child Board Total Height = 3mm
  • ESP32 PLatform Board + Child Board Total Height = 5mm
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