ZHCSK16A October 2017 – July 2019 LMK04228
PRODUCTION DATA.
Prevents SPI registers from being written to, except for 0x1FFD, 0x1FFE, 0x1FFF. These registers must be written to sequentially and in order: 0x1FFD, 0x1FFE, 0x1FFF.
These registers cannot be read back.
| MSB | — | LSB |
|---|---|---|
| 0x1FFD [7:0] | 0x1FFE [7:0] | 0x1FFF [7:0] |
| BIT | REGISTERS | NAME | POR DEFAULT | DESCRIPTION | |
|---|---|---|---|---|---|
| 7:0 | 0x1FFD | SPI_LOCK[23:16] | 0 | 0: Registers unlocked.
1 to 255: Registers locked |
|
| 7:0 | 0x1FFE | SPI_LOCK[15:8] | 0 | 0: Registers unlocked.
1 to 255: Registers locked |
|
| 7:0 | 0x1FFF | SPI_LOCK[7:0] | 83 | 0 to 82: Registers locked
83: Registers unlocked 84 to 256: Registers locked |
|