
U
LTRA
C
HIP
High-Voltage Mixed-Signal IC
1999-2003
12
Product Specifications
(10) Set Potentiometer
Action
C/D W/R D7
0
0
D6
0
D5
0
D4
0
D3
0
D2
0
D1 D0
0
1
1
Set Potentiometer PM [5:0]
(Double byte command)
0
0
-
-
PM5 PM4 PM3 PM2 PM1 PM0
Program Potentiometer (PM[5:0]). See section LCD V
OLTAGE
S
ETTING
for more detail.
Effective range of PM value =
0 ~ 63
(11) Set RAM Address Control
Action
Set AC [2:0]
C/D W/R D7
0
0
D6
0
D5
0
D4
0
D3
1
D2
AC2 AC1 AC0
D1 D0
1
Program registers AC[2:0] for RAM address control.
AC[0] -- Automatic column/page wrap around (WA).
AC[1] – Reserved. (Always set to 0).
AC[2] – PID, page address (PA) auto increment direction ( 0/1 = +/- 1 )
The column address will be reset to 0 and page address will increase/decrease
(+/- 1 depend on PID = 0/1 ) after column address equal to maximum column value.
(12) Set Column Mirroring
Action
C/D W/R D7
0
0
D6
0
D5
1
D4
0
D3
0
D2
0
D1 D0
0
Set Column Mirroring LC [3]
Set LC[2] for COM (row) mirror (MY).
1
MY
stored in RAM is not affected by MY command. MY will have immediate effect on the display image.
MY is implemented by reversing the mapping order between RAM and COM (row) electrodes. The data
(13) Set All Pixel ON
Action
C/D W/R D7
0
0
D6
0
D5
1
D4
0
D3
0
D2
1
D1 D0
0
DC1
Set All Pixel ON DC [1]
Set DC[1] to force all SEG drivers to output ON signals. This function has no effect on the existing data
stored in display RAM.
1
(14) Set Inverse Display(PXV)
Action
C/D W/R D7
0
0
D6
0
D5
1
D4
0
D3
0
D2
1
D1 D0
1
DC0
Set Inverse Display DC [0]
Set DC[0] to force all SEG drivers to output the inverse of the data which stored in display memory. This
function has no effect on the existing data stored in display RAM.
1
(15) Set Display Enable
Action
C/D W/R D7
0
0
D6
0
D5
1
D4
0
D3
1
D2
1
D1 D0
1
DC2
Set Display Enable DC[2]
This command is for programming registers DC[2].
1
When DC[2] is set to 1, UC1606 will turn on COM drivers and SEG drivers.