GGPIO
General Purpose Input/Output Register
Module Instance | Base Address | Register Address |
---|---|---|
i_usbotg_0_DWC_otg_intreg | 0xFFB00000 | 0xFFB00038 |
i_usbotg_1_DWC_otg_intreg | 0xFFB40000 | 0xFFB40038 |
Size: 32
Offset: 0x38
Access: RW
Important: The value of a reserved bit must be maintained in software. When you modify registers containing reserved bit fields, you must use a read-modify-write operation to preserve state and prevent indeterminate system behavior.
Bit Fields | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 |
GPO RW 0x0 |
|||||||||||||||
15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
GPI RO 0x0 |
GGPIO Fields
Bit | Name | Description | Access | Reset |
---|---|---|---|---|
31:16 | GPO |
General Purpose Output (GPO) This field is driven as an output from the core, gp_o[15:0]. The application can program this field to determine the corresponding value on the gp_o[15:0] output. |
RW | 0x0 |
15:0 | GPI |
General Purpose Input (GPI) This field's read value reflects the gp_i[15:0] core input value. |
RO | 0x0 |