4X LOLIN(WEMOS) D1 R2 & mini
The Wemos Mini is a small ESP-8266 based wifi board.
11 digital io pins, all pins have interrupt/pwm/I2C/one-wire supported(except D0)
1 analog input(3.2V...
3X ESP32-WROOM-32
ESP32-WROOM-32 is a powerful, generic Wi-Fi+BT+BLE MCU module that targets a wide variety of applications, ranging from low-power sensor networks to the most demanding tasks, such...