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making servo suitable for more critical applications
5v @ 3mA current
The Blue Pill is a development board based on ST Microelectronics STM32F103C8T6A microcontroller that has an ARM Cortex-M3 core that runs at 72MHz max
1 x Quick Start Guide Card
it is desirable phototransistor sensitive enough
NodeMCU ESP32-S Development Board 38-Pin (WIFI and Bluetooth) Mifare-One Card making servo suitable for moreIntroduction : Give your IoT project that extra kick with the new ESP32 S NodeMCU by Ai Thinker! Based on the ESP32 S, this microcontroller integrates Bluetooth, Bluetooth Low Energy and 2. 4GHz WiFi in one small and low cost package. Microcontroller: Tensilica Xtensa Dual Core 32 bit LX6 microprocessor, running at 160 or 240 MHz USB Chipset: CH340 Operating Voltage: 3. 3VInput Voltage: 5VDigital I O Pins (DIO): 28Analog Input Pins (ADC): 8Analog