PT6961 Datasheet, PDF (8/18 Pages) Princeton Technology Corp – LED Driver IC

PT6961
COMMAND 4: DISPLAY CONTROL COMMANDS
The Display Control Commands are used to turn ON or OFF a display. It also used to set the pulse width. Please refer to
the diagram below. When the power is turned ON, a 1/16 pulse width is selected and the displayed is turned OFF (the
key scanning is started).
MSB
LSB
1 0 0 0 b3 b2 b1 b0
Dimming Quantity Settings:
000: Pulse width = 1/16
001: Pulse width = 2/16
010: Pulse width = 4/16
011: Pulse width = 10/16
100: Pulse width – 11/16
101: Pulse width = 12/16
110: Pulse width = 13/16
111: Pulse width = 14/16
Display Settings:
0: Display Off (Key Scan Continues)
1: Display On
V1.6
8
May 2010