PCF8811U/2DA/1 NXP [NXP Semiconductors], PCF8811U/2DA/1 Datasheet - Page 40

• Manufacturer Part Number: PCF8811U/2DA/1
• Description: 80 x 128 pixels matrix LCD driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
[9]
[10] Bias system settings which can be received when the chip is used as a replacement for the Alt-Pleshko driving method (NOP).
[11] Only for multiplex rates 1:64 and 1:80. The number of simultaneous rows can be set manually to p = 4; see
PCF8811_4
Product data sheet
b) V
c) must be followed by another command.
One fixed TC is set automatically if the basic command set is used.
OFF
[2:0]
12.1.1 Common instructions of the basic and extended command set
12.1 Instruction set commands
Table 11.
[1]
Table 12.
Bit
DON
E
DAL
MX
MY
OC
OS
X[6:0]
Y[3:0]
X
Y
L[6:0]
C[6:0]
P[6:0]
PC[1:0]
S[1:0]
PC[1:0]
00
x1
1x
max[6:0]
max[3:0]
Partial displays can be selected in steps of 8, when the icon mode is not selected. When the icon mode is
selected, partial displays can be selected in steps of 16. For example, without icons the available partial
display sizes are 8, 16, 24, 32, 40, 48, 56, 64 or 72 lines. With icons there are 16, 32, 48 or 64 lines
possible.
Logic 0
display off
normal display
normal display
no X mirroring
no Y mirroring
stop frame frequency
calibration
internal oscillator off
set X address (column) for writing in the RAM
set Y address (bank) for writing in the RAM
set wrap around X address (column)
set wrap around Y address (bank)
sets line address of the display; this command
cannot access the icon driver row, row 80, if the
icon row is enabled
sets the initial row 0 of the display; this command
cannot access the icon driver row, row 80, if the
icon row is enabled
partial display mode 1:16 to 1:80
switch HV multiplier on/off
charge pump multiplication factor
Common commands
Power control register
Rev. 04 — 27 June 2008
Logic 1
display on
inverse video mode
all pixels on
X mirroring
Y mirroring
start frame frequency
calibration
start internal oscillator
Description
HVgen off
HVgen on
HVgen on
80 x 128 pixels matrix LCD driver
[1]
Reset state
0
0
0
0
0
0
0
000 0000
0000
111 1111
1001
000 0000
000 0000
101 0000 (1:80)/100 0000 (1:64)
00
00
Table
PCF8811
© NXP B.V. 2008. All rights reserved.
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