I2C Registers
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Registers
| NAME | ADDRESS | WIDTH |
|---|---|---|
| REG_I2C1DATA | 0x1EC16100 | 1 |
| REG_I2C1CNT | 0x1EC16101 | 1 |
| REG_I2C1CNTEX | 0x1EC16102 | 2 |
| REG_I2C1SCL | 0x1EC16104 | 2 |
| REG_I2C2DATA | 0x1EC14400 | 1 |
| REG_I2C2CNT | 0x1EC14401 | 1 |
| REG_I2C2CNTEX | 0x1EC14402 | 2 |
| REG_I2C2SCL | 0x1EC14404 | 2 |
| REG_I2C3DATA | 0x1EC14800 | 1 |
| REG_I2C3CNT | 0x1EC14801 | 1 |
| REG_I2C3CNTEX | 0x1EC14802 | 2 |
| REG_I2C3SCL | 0x1EC14804 | 2 |
I2C Devices
| Device I2C bus | Device address | Device description |
|---|---|---|
| 1 | 0x4a | Power management?(same device addr as the DSi power-management) |
| 1 | 0x7a | Camera0?(same dev-addr as DSi cam0) |
| 1 | 0x78 | Camera1?(same dev-addr as DSi cam1) |
| 2 | 0x4a | ? |
| 2 | 0x78 | ? |
| 2 | 0x2c | ? |
| 2 | 0x2e | ? |
| 2 | 0x40 | ? |
| 2 | 0x44 | ? |
| 3 | 0xa6 | ? |
| 3 | 0xd0 | ? |
| 3 | 0xd2 | ? |
| 3 | 0xa4 | ? |
| 3 | 0x9a | ? |
| 3 | 0xa0 | ? |