ZHCSH81 December 2017 PGA302
PRODUCTION DATA.
Field Location | Description | Bit 7 | Bit 6 | Bit 5 | Bit 4 | Bit 3 | Bit 2 | Bit 1 | Bit 0 |
---|---|---|---|---|---|---|---|---|---|
Command Field | Basic Write Command | 0 | P2 | P1 | P0 | 0 | 0 | 0 | 1 |
Data Field 1 | Destination Address | A7 | A6 | A5 | A4 | A3 | A2 | A1 | A0 |
Data Field 2 | Data byte to be written | D7 | D6 | D5 | D4 | D3 | D2 | D1 | D0 |
The P2, P1, P0 bits in the command field determine the memory page that is being accessed by the OWI. The memory page decode is shown in Table 4.
P2 | P1 | P0 | Memory Page |
---|---|---|---|
0 | 0 | 0 | Control and Status Registers, DI_PAGE_ADDRESS = 0x00 |
0 | 1 | 0 | Control and Status Registers, DI_PAGE_ADDRESS = 0x02 |
1 | 0 | 1 | EEPROM Cache/Cells |
1 | 1 | 0 | Reserved |
1 | 1 | 1 | Control and Status Registers, DI_PAGE_ADDRESS = 0x07 |