Difference: TheHardware (6 vs. 7)

Revision 72020-07-11 - UliRaich

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The Hardware

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 Here is an overview table showing the devices and their connections:

Module Connections GPIO on ESP8266 GPIO on ESP32 Functionality
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PSRAM D3
D4 		  GPIO 17
GPIO 16 		used by PSRAM on WROVER
cannot be used by shields
 
1 button shield D3 GPIO 0 GPIO 17 on / off push button
WS2812B RGB shield D2 GPIO 4 GPIO 21 addressable rgb LED
WS2812B RGB ring D0 GPIO 16 GPIO 26 7 LED WS2812 ring
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BMP180 shield D1
D2 		GPIO 5 I2C SCL
GPIO 4 I2C SDA 		GPIO 22 I2C SCL
GPIO 21 I2C SDA 		I2C barometric pressure sensor and
temperature sensor
DHT11 shield D4 GPIO 2 GPIO 16 temperature and humidity sensor
OLED shield D1
D2 		GPIO 5 I2C SCL
GPIO 4 I2C SDA 		GPIO 22 I2C SCL
GPIO 21 I2C SDA 		64x48 pixel display with SSD1036 I2C controller
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TFT shield       128x128 pixel display with ST7735 SPI controller
 
DS18B20 shield D2 GPIO 4 GPIO 21 1-wire digital temperature sensor
SHT30 shield D1
D2 		GPIO 5 I2C SCL
GPIO 4 I2C SDA 		GPIO 22 I2C SCL
GPIO 21 I2C SDA 		I2C temperature and humidity sensor
Motor shield D1
D2 		GPIO 5 I2C SCL
GPIO 4 I2C SDA 		GPIO 22 I2C SCL
GPIO 21 I2C SDA 		Controlling DC Motors
View topic | History: r24 < r23 < r22 < r21 | More topic actions...
 
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