ZHCS810H January 2012 – February 2018 DS125DF410
PRODUCTION DATA.
Register 0x15, bits 2:0 and bit 6
Fifteen output de-emphasis settings are available in the DS125DF410, ranging from 0 dB to -15 dB. The de-emphasis values come from register 0x15, bits 2:0, which make up the bit field dvr_dem<2:0>, and register 0x15, bit 6, which is the third de-emphasis setting bit.
The available driver de-emphasis settings and the mapping to these bits are shown in Table 13.
| Register 0x15, Bit 2, dvr_dem[2] | Register 0x15, Bit 1, drv_dem[1] | Register 15, Bit 0, drv_dem[0] | Register 0x15, Bit 6, drv_dem_range | De-emphasis Setting (dB) |
|---|---|---|---|---|
| 0 | 0 | 0 | X | 0.0 |
| 0 | 0 | 1 | 1 | –1.5 |
| 0 | 0 | 1 | 0 | –2.0 |
| 0 | 1 | 0 | 1 | –3.5 |
| 0 | 1 | 0 | 0 | –4.2 |
| 0 | 1 | 1 | 1 | –5.0 |
| 0 | 1 | 1 | 0 | –6.0 |
| 1 | 0 | 0 | 1 | –6.5 |
| 1 | 0 | 0 | 0 | –7.2 |
| 1 | 0 | 1 | 1 | –8.0 |
| 1 | 0 | 1 | 0 | –9.0 |
| 1 | 1 | 0 | 1 | –9.5 |
| 1 | 1 | 0 | 0 | –11.0 |
| 1 | 1 | 1 | 1 | –13.0 |
| 1 | 1 | 1 | 0 | –15.0 |