Difference between revisions of "I2C Registers"
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(Created page with "== MMIO Interfaces == {| class='wikitable' |- ! Name ! Physical address |- | SceI2c0Reg | 0xE0500000 |- | SceI2c1Reg | 0xE0510000 |} == Registers == {| class='wikitable' |- !...") |
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| Line 41: | Line 41: | ||
| 0x14 | | 0x14 | ||
| 4 | | 4 | ||
| − | | Flags | + | | [[#I2C Flags|Flags]] |
| + | |} | ||
| + | |||
| + | == I2C Flags == | ||
| + | {| class="wikitable" border="1" | ||
| + | ! Bit(s) | ||
| + | ! Description | ||
| + | |- | ||
| + | | 0 | ||
| + | | Start transfer / enable? | ||
| + | |- | ||
| + | | 1 | ||
| + | | Start transfer / enable? | ||
| + | |- | ||
| + | | 2 | ||
| + | | Transfer done | ||
| + | |- | ||
| + | | 4 | ||
| + | | Transfer direction (0 = host to device, 1 = device to host)? | ||
| + | |- | ||
| + | | 8-16 | ||
| + | | Transfer size | ||
|} | |} | ||
Revision as of 11:25, 9 February 2017
MMIO Interfaces
| Name | Physical address |
|---|---|
| SceI2c0Reg | 0xE0500000 |
| SceI2c1Reg | 0xE0510000 |
Registers
| Offset | Size | Description |
|---|---|---|
| 0x00 | 4 | Unknown |
| 0x04 | 4 | Read (only?) FIFO |
| 0x08 | 4 | Unknown |
| 0x0C | 4 | Unknown |
| 0x10 | 4 | Device address (8 bits) |
| 0x14 | 4 | Flags |
I2C Flags
| Bit(s) | Description |
|---|---|
| 0 | Start transfer / enable? |
| 1 | Start transfer / enable? |
| 2 | Transfer done |
| 4 | Transfer direction (0 = host to device, 1 = device to host)? |
| 8-16 | Transfer size |