pcf85132 NXP Semiconductors, pcf85132 Datasheet - Page 3

• Manufacturer Part Number: pcf85132
• Description: Pcf85132 Lcd Driver For Low Multiplex Rates
• Manufacturer: NXP Semiconductors

NXP Semiconductors
5. Block diagram
PCF85132
Product data sheet
Fig 1.
SYNC
V
OSC
CLK
V
SDA
LCD
SCL
SS
Block diagram of PCF85132
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 — 23 November 2010
BP0 BP1 BP2 BP3
CONTROL
COMMAND
DISPLAY
DECODE
BACKPLANE
PCF85132
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
DATA POINTER AND
PCF85132
AUTO INCREMENT
SUBADDRESS
COUNTER
© NXP B.V. 2010. All rights reserved.
A0
A1
013aaa360
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