Difference between revisions of "GPIO Registers"
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| Line 45: | Line 45: | ||
| 0x34 | | 0x34 | ||
| 4 | | 4 | ||
| − | | ?? (1 bit each port) | + | | Port read latched? (1=low, 0=high?) (1 bit each port) |
|} | |} | ||
Revision as of 22:07, 9 April 2017
MMIO Interfaces
| Name | Physical address |
|---|---|
| SceGpio0Reg | 0xE20A0000 |
| SceGpio1Reg | 0xE0100000 |
Registers
| Offset | Size | Description |
|---|---|---|
| 0x00 | 4 | Port mode (1=out, 0=in) (1 bit each port) |
| 0x04 | 4 | Port read (1=low, 0=high?) (1 bit each port) |
| 0x08 | 4 | Port set (1 bit each port) |
| 0x0C | 4 | Port clear (1 bit each port) |
| 0x14 | 4 | Interrupt mode (2 bits) for interrupts 0-15 |
| 0x18 | 4 | Interrupt mode (2 bits) for interrupts 16-31 |
| 0x34 | 4 | Port read latched? (1=low, 0=high?) (1 bit each port) |
Gpio0 ports
| Bit | Description |
|---|---|
| 6 | Game card LED |
| 7 | PS Button Blue LED |