45.7.3 TWIHS Host Mode Register
Name: | TWIHS_MMR |
Offset: | 0x04 |
Reset: | 0x00000000 |
Property: | Read/Write |
Bit | 31 | 30 | 29 | 28 | 27 | 26 | 25 | 24 | |
Access | |||||||||
Reset |
Bit | 23 | 22 | 21 | 20 | 19 | 18 | 17 | 16 | |
DADR[6:0] | |||||||||
Access | R/W | R/W | R/W | R/W | R/W | R/W | R/W | ||
Reset | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Bit | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | |
MREAD | IADRSZ[1:0] | ||||||||
Access | R/W | R/W | R/W | ||||||
Reset | 0 | 0 | 0 |
Bit | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | |
Access | |||||||||
Reset |
Bits 22:16 – DADR[6:0] Device Address
The device address is used to access client devices in Read or Write mode. These bits are only used in Host mode.
Bit 12 – MREAD Host Read Direction
Value | Description |
---|---|
0 | Host write direction. |
1 | Host read direction. |
Bits 9:8 – IADRSZ[1:0] Internal Device Address Size
Value | Name | Description |
---|---|---|
0 | NONE | No internal device address |
1 | 1_BYTE | One-byte internal device address |
2 | 2_BYTE | Two-byte internal device address |
3 | 3_BYTE | Three-byte internal device address |