SPRUIE9D May 2017 – May 2024 DRA74P , DRA75P , DRA76P , DRA77P
Table 29-10 describes the GPIO channels.
Channel Number | Type(1) | Mapping | Wake-Up Feature | Comments |
---|---|---|---|---|
GPIO1 | ||||
[3:0] | I | gpio1_[3:0] | Yes | GPIO. Wake-up path. Inputs only. |
[31:4] | I/O | gpio1_[31:4] | Yes | GPIO. Wake-up path. |
GPIO2 | ||||
[31:0] | I/O | gpio2_[31:0] | Yes | GPIO |
GPIO3 | ||||
[31:0] | I/O | gpio3_[31:0] | Yes | GPIO |
GPIO4 | ||||
[31:0] | I/O | gpio4_[31:0] | Yes | GPIO |
GPIO5 | ||||
[31:0] | I/O | gpio5_[31:0] | Yes | GPIO |
GPIO6 | ||||
[3:0] | — | Reserved | Reserved | Not pinned out. |
[31:4] | I/O | gpio6_[31:4] | Yes | GPIO |
GPIO7 | ||||
[19:0] | I/O | gpio7_[19:0] | Yes | GPIO |
[21:20] | — | Reserved | Reserved | Not pinned out. |
[31:22] | I/O | gpio7_[31:22] | Yes | GPIO |
GPIO8 | ||||
[23:0] | I/O | gpio8_[23:0] | Yes | GPIO |
[24] | — | Reserved | Reserved | Not pinned out. |
[25] | — | Reserved | Reserved | Not pinned out. |
[26] | — | Reserved | Reserved | Not pinned out. |
[27] | I | gpio8_27 | Yes | GPIO. Input only. |
[31:28] | I/O | gpio8_in[31:28] | Yes | GPIO |
For more information about pin configuration, see Pad Configuration Registers, in Control Module.
GPIO pins can directly snoop device pads even if those are configured in the other modes. For GPIO output user needs to set pad mux.