기능

• ATSAMD20 ARMR CortexR-M0+ Microcontroller
• Atmel's ATSAMD20 ARMR CortexR-M0 series low-power microcontrollers are ideal for mobile applications, smart energy displays, and touch interfaces.　ATSAMD20 Microcontroller Features and Benefits; Flash memory: 256 KB; SRAM: 32 KB; Maximum frequency: 48 MHz; in-system programmable flash; 8-channel event system; Programmable interrupt controller; Up to 52 programmable I/O pins; 32 bit RTC/Calendar; Two software selectable modes (idle/standby); Up to six serial communication interfaces operated as USART, I2C or SPI; 12 bit ADC, up to 20 channels; Peripheral Touch Controller; Ideal for 1.62 to 3.63 V power supply; With support for Atmel Studio software