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PCF8562 데이터 시트보기 (PDF) - NXP Semiconductors.
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PCF8562
Universal LCD driver for low multiplex rates
NXP Semiconductors.
PCF8562 Datasheet PDF : 43 Pages
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NXP Semiconductors
5. Block diagram
PCF8562
Universal LCD driver for low multiplex rates
V
LCD
21
BP0 BP2 BP1 BP3
22 23 24 25
BACKPLANE
OUTPUTS
S0 to S31
26 to 48,
1 to 9
DISPLAY SEGMENT OUTPUTS
LCD
VOLTAGE
SELECTOR
V
SS
20
LCD BIAS
GENERATOR
CLK
SYNC
13
CLOCK SELECT
12
AND TIMING
BLINKER
TIMEBASE
OSC
V
DD
SCL
SDA
15
OSCILLATOR
14
11
INPUT
10
FILTERS
POWER-ON
RESET
I
2
C-BUS
CONTROLLER
19
SA0
Fig 1. Block diagram of PCF8562
DISPLAY
CONTROLLER
DISPLAY REGISTER
OUTPUT BANK SELECT
AND BLINK CONTROL
PCF8562
DISPLAY
RAM
40
×
4-BIT
COMMAND
DECODER
WRITE DATA
CONTROL
DATA POINTER AND
AUTO INCREMENT
SUBADDRESS
COUNTER
16 17 18
A0 A1 A2
001aac262
PCF8562
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 6 — 16 June 2011
© NXP B.V. 2011. All rights reserved.
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