Interrupts
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ARM7 Interrupts
ADDRESS | WIDTH (bytes) | NAME |
---|---|---|
0x04000218 | 4 | REG_IE2 |
0x0400021C | 4 | REG_IF2 |
BIT | DESCRIPTION |
---|---|
0-12 | same as DS |
13 | removed GBA-slot interrupt |
14-27 | same as DS ? |
28 | NDMA0 interrupt |
29 | NDMA1 interrupt |
30 | NDMA2 interrupt |
31 | NDMA3 interrupt |
BIT | DESCRIPTION |
---|---|
0 | GPIO18[0] |
1 | GPIO18[1] |
2 | GPIO18[2] |
4 | GPIO33[0] |
5 | GPIO33[1] |
6 | Powerbutton interrupt (GPIO33[2]) |
7 | GPIO33[3] |
8 | SD card 1 |
9 | SDIO card 1 async |
10 | SD card 2 |
11 | SDIO card 2 async |
12 | AES Engine interrupt |
13 | I2C Bus interrupt |
14 | Microphone Extended interrupt |
15-31 | ? |
ARM9 Interrupts
BIT | DESCRIPTION |
---|---|
0-12 | same as DS |
13 | removed GBA-slot interrupt |
14 | NDS-slot Card change? |
15-23 | same as DS |
24 | XpertTeak DSP |
25 | Cameras |
26-27 | Not used |
28 | NDMA0 interrupt |
29 | NDMA1 interrupt |
30 | NDMA2 interrupt |
31 | NDMA3 interrupt |