ST7669V
9.1.19 WRCNTR: Write Contrast (25H)
A0
0
RD
1
WR
0
D7
0
D6
D5
D4
D3
D2
D1
D0
HEX
25H
Command
Parameter
0
1
0
0
1
0
1
1
1
0
0
EV6 EV5 EV4 EV3 EV2 EV1 EV0
00H~7FH
Description
This command is used to fine tuning the contrast of the current display.
This contrast values can affect segment and common outputs.
Parameter range: 0-127dec. MSB is EV6 and LSB is EV0.
Default value: 63dec (3Fh)
Restriction
Register
Availability
Status
Availability
Normal Mode On, Idle Mode Off, Sleep Out
Normal Mode On, Idle Mode On, Sleep Out
Partial Mode On, Idle Mode Off, Sleep Out
Partial Mode On, Idle Mode On, Sleep Out
Sleep In
Yes
Yes
Yes
Yes
Yes
Default
Status
Power On Sequence
S/W Reset
Default Value
3Fh
3Fh
3Fh
H/W Reset
Flow Chart
Ver 1.3
100/208
6/4/2008
SITRONIX [ SITRONIX TECHNOLOGY CO., LTD. ]
