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Interface Resources: 2x SPI, 2x USART, 2x I2C, 1x CAN, 37x I / O ports. 2/4/6pcs Board Module. Analog-to-digital conversion: 2x ADC (12-bit / 16-channel). 5, 8M Crystal: The frequency can be set to make the system clocked at 72MHz.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.