SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
Table 26-91 lists the CIR interface I/O signals.
Signal | I/O(1) | Description | Reset |
---|---|---|---|
CIR Signals | |||
uart3_rxd | I | Serial data input | HiZ |
uart3_rctx | O | Serial data output in CIR mode. In other modes, this pin is set to the reset value (inactive state). | 0 |
uart3_sd | O | SD mode is used to configure the transceivers. | 1 |
The SD pinout is an inverted value of the UART3.UART_ACREG[6] SD_MOD bit. |