NXP Semiconductors K22F series, Reference Manual, Page: 237 / 1407

Table 10-29. I
2
C 0 Signal Descriptions
Chip signal name Module signal
name
Description I/O
I2C0_SCL SCL Bidirectional serial clock line of the I
2
C system. I/O
I2C0_SDA SDA Bidirectional serial data line of the I
2
C system. I/O
Table 10-30. I
2
C 1 Signal Descriptions
Chip signal name Module signal
name
Description I/O
I2C1_SCL SCL Bidirectional serial clock line of the I
2
C system. I/O
I2C1_SDA SDA Bidirectional serial data line of the I
2
C system. I/O
Table 10-31. LPUART Signal Descriptions
Chip signal name Module signal
name
Description I/O
UART0_TX TxD Transmit Data O
UART0_RX RxD Receive Data I
Table 10-32. UART 0 Signal Descriptions
Chip signal name Module signal
name
Description I/O
UART0_CTS CTS Clear to send I
UART0_RTS RTS Request to send O
UART0_TX TXD Transmit data O
UART0_RX RXD Receive data I
Table 10-33. UART 1 Signal Descriptions
Chip signal name Module signal
name
Description I/O
UART1_CTS CTS Clear to send I
UART1_RTS RTS Request to send O
UART1_TX TXD Transmit data O
UART1_RX RXD Receive data I
Table 10-34. UART 2 Signal Descriptions
Chip signal name Module signal
name
Description I/O
UART2_CTS CTS Clear to send I
Table continues on the next page...
Chapter 10 Signal Multiplexing and Signal Descriptions
K22F Sub-Family Reference Manual, Rev. 4, 08/2016
NXP Semiconductors 237