ZHCSD61L July 2012 – May 2019 LP8556
PRODUCTION DATA.
Address AAh
CFGA REGISTER | |||||||
---|---|---|---|---|---|---|---|
7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
SSCLK_EN | RESERVED | RESERVED | ADAPTIVE | DRIVER_HEADROOM[2:0] | |||
NAME | BIT | ACCESS | DESCRIPTION | ||||
SSCLK_EN | 7 | R/W | Enable spread spectrum function | ||||
RESERVED | 6 | R/W | |||||
RESERVED | 5:4 | R/W | |||||
ADAPTIVE | 3 | R/W | Enable adaptive boost control | ||||
DRIVER_HEADROOM | 2:0 | R/W | LED driver headroom control. This sets the LOW comparator threshold and contributes to the MID comparator threshold.
000 = HEADROOM_OFFSET + 875 mV 001 = HEADROOM_OFFSET + 750 mV 010 = HEADROOM_OFFSET + 625 mV 011 = HEADROOM_OFFSET + 500 mV 100 = HEADROOM_OFFSET + 375 mV 101 = HEADROOM_OFFSET + 250 mV 110 = HEADROOM_OFFSET + 125 mV 111 = HEADROOM_OFFSET mV |