STM32
Features
- STM32F103
- 72 MHz
- 64KB Flash
- 20 KB SRAM
- 3.3V
- 16 MHz
- 2x12-bit, A/D converter
- 7-channel DMA controller
- SPI, I2C, UART interfaces
- 7 timers
- MicroUSB
- Reset button
- Download jumper
- Replaced with a slide switch
- Power LED
- PC 13 LED
- SWD connector
- RTC crystal