Description: CPU kernel: Other series CPU maximum primary frequency: 16 MHz operating voltage range: 1.8V~3.6V Internal oscillator: program FLASH capacity: 64K@x8bitFRAM RAM Total capacity: 12KB GPIO Port number: 57 ADC (unit number of channels / number of digits): 1@x10ch / 12bit peripheral / function / protocol stack: DMA; watchdog; PWM;