GPIO Registers: Difference between revisions
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| style="background: green" | Yes | | style="background: green" | Yes | ||
| [[#GPIOn_DATA2| | | [[#GPIOn_DATA2|GPIO3_DATA2]] | ||
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| 2 | | 2 | ||
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=== GPIO pins === | === GPIO pins === | ||
[[GPIO | Only GPIO2 and GPIO3 pins have their interrupts configurable. Active low pins should be configured as "falling edge", and output ports shouldn't have interrupts enabled at all. | ||
[[GPIO Services]] bitmasks use this table, in that order: | |||
{| class="wikitable" border="1" | {| class="wikitable" border="1" | ||
| Line 159: | Line 161: | ||
| 0 | | 0 | ||
| ? | | ? | ||
| | | Debug button (?) (active-low) | ||
|- | |- | ||
| 1 | | 1 | ||
| 0x63 | | 0x63 (falling edge) | ||
| Touch | | Touch Screen (active low, 0 = screen pressed) | ||
|- | |- | ||
| 2 | | 2 | ||
| 0x60 | | 0x60 (falling edge) | ||
0x62 (rising edge) | |||
| Shell closed | | Shell closed | ||
|-style="border-top: double" | |-style="border-top: double" | ||
| Line 175: | Line 178: | ||
| 1 | | 1 | ||
| 0x66 | | 0x66 | ||
| | | TWL depop circuit (?) (active-low) | ||
|-style="border-top: double" | |-style="border-top: double" | ||
| DATA2.0 | | DATA2.0 | ||
| - | | - | ||
| | | WiFi mode/freq. select (0 = CTR, 1 = MP (DS WiFi)) | ||
|-style="border-top: double" | |-style="border-top: double" | ||
| 0 | | 0 | ||
| 0x68 | | 0x68 | ||
| C-stick | | C-stick interrupt | ||
|- | |- | ||
| 1 | | 1 | ||
| 0x69 | | 0x69 | ||
| IrDA | | IrDA interrupt (active-low) | ||
|- | |- | ||
| 2 | | 2 | ||
| 0x6A | | 0x6A | ||
| Gyro | | Gyro interrupt | ||
|- | |- | ||
| 3 | | 3 | ||
| 0x6B | | 0x6B | ||
| | | C-stick "stop" (output) | ||
|- | |- | ||
| 4 | | 4 | ||
| 0x6C | | 0x6C | ||
| | | IrDA TX-RC (output) | ||
|- | |- | ||
| 5 | | 5 | ||
| 0x6D | | 0x6D | ||
| | | IrDA RXD (active-low) | ||
|- | |- | ||
| 6 | | 6 | ||
| 0x6E | | 0x6E | ||
| | | NFC output1 (?) | ||
|- | |- | ||
| 7 | | 7 | ||
| 0x6F | | 0x6F | ||
| | | NFC output2 (?) | ||
|- | |- | ||
| 8 | | 8 | ||
| 0x70 | | 0x70 | ||
| | | Headphones button/half-inserted (active-low) | ||
|- | |- | ||
| 9 | | 9 | ||
| 0x71 | | 0x71 | ||
| MCU | | MCU interrupt | ||
|- | |- | ||
| 10 | | 10 | ||
| 0x72 | | 0x72 | ||
| NFC | | NFC interrupt (?) | ||
|- | |- | ||
| 11 | | 11 | ||
| 0x73 | | 0x73 | ||
| | | QTM output (?) | ||
|- | |- | ||
|-style="border-top: double" | |-style="border-top: double" | ||
| DATA2.0 | | DATA2.0 | ||
| - | | - | ||
| | | WiFi enable | ||
|} | |} | ||