UART (229) SPI, UART (93) RS-232 (81) Ethernet (77) Serial (64) RS-232, USB (60) USB (58) Ethernet, Serial (39) Ethernet, Serial, USB (38) I2C, PWM, SPI, UART (36) Ethernet, RS-232, USB (23) Ethernet, RS-232 (22) I2C, SPI, UART (20) Serial, UART (18) I2C, SPI, UART, USB (17) Ethernet, RS-232, Serial, USB (16) EBI/EMI, Ethernet, SPI, UART (15) CAN, Ethernet, I2C, UART, USB (14) RS-485 (13) Analog (9) Ethernet, I2C, SPI, UART, USB (9) Ethernet, GPIO, I2C, SPI (9) ADC, I2C, PWM, SPI, UART (7) EBI/EMI, Ethernet, I2C, PCI, SPI, UART, USB (6) Serial, USB (5) Ethernet, USB (5) CAN, I2C, I2S, SPI, USB (5) I2C (4) RS-232, Serial (4) Ethernet, I2C (4) I2C, PWM, SPI, UART, USB (4) ADC, SPI, UART (4) EBI/EMI, Ethernet, I2C, SPI, UART (4) ADC, UART (4) SPI (3) EBI/EMI, Ethernet, I2C, SPI, UART, USB (3) SPI, Serial, UART (3) CAN, Ethernet, I2C, I2S, SPI, USB (3) RS-232, RS-485, USB (3) Ethernet, SPI, Serial (3) SPI, Serial (2) I2C, SPI (2) SPI, USB (2) Ethernet, I2C, SPI (2) CAN, I2C, I2S, PWM, SPI, UART, USB (2) RS-232, RS-485, UART, USB (2) Ethernet, GPIO, I2C, SPI, UART (2) RS-232, UART (1) VGA (1) SPI, UART, USB (1) I2C, USB (1) Ethernet, PCI (1) 2-Wire, UART (1) CAN, I2C, UART, USB (1) Ethernet, I2C, SPI, UART (1) Ethernet, I2C, UART, USB (1) RS-232, UART, USB (1) RS-232, Serial, USB (1) Ethernet, I2C, SDIO, SPI, UART, USB (1) Ethernet, RS-232, Serial (1) RS-232, SPI, UART, USB (1) Ethernet, I2C, RS-232, SPI, USB (1) GPIO, I2C, SPI, UART, USB (1) Analog, RS-232, USB (1) Ethernet, Serial, UART (1) Ethernet, I2C, IrDA, MMC, SD, SDIO, UART, USB (1) Ethernet, I2C, IrDA, SSP, UART, USB (1) Ethernet, HDMI, I2C, LVDS, UART (1) I2C, PWM, SPI, Serial, UART (1)