HW-019B Mini USB MCU Development Board

1. Applied to touch sensors such as buttons, sliders and wheels
2. Application scenarios: car control panels, LCD TVs and monitors, notebook computers, mobile phones, etc.
3. The single-chip microcomputer integrates Atmel's AVR microcontroller, and includes 1KB to 4KB of flash memory, with 32 KB to 256 KB of SRAM
4. The device supports SPI and TWI (I2C-compatible) communication, providing high flexibility and working voltage from 1.8V to 5.5V
5. Features: Low electrode consumption. The system clock frequency is controlled by software to achieve a balance between system performance and power consumption, and it has also been widely used
6. Size: 24x18mm
7. Model: ATTINY85 MICRO blue board