CORE: M0+
Clock (MHz): 48
Flash (KB): 256
RAM (KB): 16
GPIO: 41
DMA (unit*ch): T0~3,PCA0~3,PWM0~3, EXTI0~15,UART0~3, SPI0~1,TWI,ADC,CSM, BOD,DMA,CRC
Timer: 7×16-bit 1×32-bit 1×24-bit
OperatingTemperatureRange(℃): -40~105
PackageType: LQFP44
USART/UART: 4
I²C: 1
SPI: 2
12bitADC Units(CHs): 22
LCD: -