SPRUIU1C July 2020 – February 2024 DRA821U , DRA821U-Q1
Table 12-726 lists the IrDA interface I/O signals.
Module Pin | Device Level Signal | I/O(1) | Description | Module Pin Reset Value(2) |
---|---|---|---|---|
WKUP_UART0 | ||||
RX | WKUP_UART0_RXD | I | Serial data input | HiZ |
TX | WKUP_UART0_TXD | O | Serial data output in IrDA modes (SIR, MIR, and FIR).(3) | 0 |
SD | WKUP_UART0_RTS | O | SD mode is used to configure the transceivers.(4) | 1 |
MCU_UART0 | ||||
RX | MCU_UART0_RXD | I | Serial data input | HiZ |
TX | MCU_UART0_TXD | O | Serial data output in IrDA modes (SIR, MIR, and FIR).(3) | 0 |
SD | MCU_UART0_RTS | O | SD mode is used to configure the transceivers.(4) | 1 |
UART[0-9] | ||||
RX | UART[0-9]_RXD | I | Serial data input | HiZ |
TX | UART[0-9]_RXD | O | Serial data output in IrDA modes (SIR, MIR, and FIR).(3) | 0 |
SD | UART[0-9]_RTSn | O | SD mode is used to configure the transceivers.(4) | 1 |
For more information about device level signals (pull-up/down resistors, buffer type, multiplexing and others), see tables Pin Attributes and Pin Multiplexing in the device-specific Datasheet.