PCA85232DA NXP [NXP Semiconductors], PCA85232DA Datasheet - Page 3

• Manufacturer Part Number: PCA85232DA
• Description: LCD driver for low multiplex rates
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
5. Block diagram
PCA85232
Product data sheet
Fig 1.
SYNC
V
OSC
CLK
V
SDA
LCD
SCL
SS
Block diagram of PCA85232
CLOCK SELECT
OSCILLATOR
AND TIMING
FILTERS
INPUT
GENERATOR
LCD BIAS
SA0
POWER-ON
TIMEBASE
CONTROLLER
BLINKER
RESET
I
2
C-BUS
SELECTOR
VOLTAGE
All information provided in this document is subject to legal disclaimers.
LCD
SDAACK
Rev. 1 — 8 December 2010
BP0 BP1 BP2 BP3
CONTROL
COMMAND
DISPLAY
DECODE
BACKPLANE
PCA85232
OUTPUTS
T1
T2
T3
WRITE DATA
V
CONTROL
DD
LCD driver for low multiplex rates
DISPLAY SEGMENT OUTPUTS
OUTPUT BANK SELECT
AND BLINK CONTROL
DISPLAY REGISTER
S0 to S159
DISPLAY
RAM
160
PCA85232
DATA POINTER AND
AUTO INCREMENT
SUBADDRESS
COUNTER
© NXP B.V. 2010. All rights reserved.
A0
A1
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