Specifications
- USB-programmable (requires a micro USB cable) – no extra programming device required
- Built around the extremely capable ESP8266 chip with built-in WiFi
- 10 GPIO pins
- ADC, I2C/IIC, SPI
- PWM support
CH340 Version
- Dimensions: 31.4mm x 58mm (approx.)
CP2102 Version
- Dimensions: 26mm x 48.4mm (approx.)
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