Package Type: LQFP;

Number of pins: 48;

Kernel: Cortex-M3;

Operating frequency: 72MHz;

Storage resources: 64K Byte Flash, 20K Byte SRAM;

Interface Resources: 2x SPI, 2x USART, 2x I2C, 1x CAN, 37x I / O ports,

Analog-to-digital conversion: 2x ADC (12-bit / 16-channel)

Timers: 2 general timers and 1 advanced timer

Debug Download: Support JTAG / SWD debug interface to download, support for IAP.

2, RT9193: 3.3V regulator chip, the maximum output of 300mA.

Additional Features:

1, Power LED (PWR): Power indicator status, can determine whether the power supply is stable.

2, the user LED (PC13): to facilitate the I / O output test or indicate the program running.

3, start jumping choose programming mode: (1, the user flash memory 2, SRAM 3, system memory).

4, reset button: reset chip for the user program.

5, 8M Crystal: The frequency can be set to make the system clocked at 72MHz.

6,32.768KHz Crystal: Available for built-in RTC, or for calibration