PCF2113AU Просмотр технического описания (PDF) - Philips Electronics
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PCF2113AU Datasheet PDF : 72 Pages
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Philips Semiconductors
LCD controllers/drivers
5 BLOCK DIAGRAM
Product specification
PCF2113x
handbook, full pagewidth
C1 to C60
R1 to R18
VLCD1
VLCDSENSE
VLCD2
VDD1
VDD2
VDD3
VSS1
VSS2
BIAS
VOLTAGE
GENERATOR
VLCD
GENERATOR
60
COLUMN DRIVERS
60
DATA LATCHES
60
SHIFT REGISTER 5 × 12 BIT
5
CURSOR AND DATA CONTROL
5
CHARACTER
GENERATOR
RAM (128 × 5)
(CGRAM)
16 CHARACTERS
8
CHARACTER
GENERATOR
ROM
(CGROM)
240 CHARACTERS
18
ROW DRIVERS
18
SHIFT REGISTER 18-BIT
OSCILLATOR
TIMING
GENERATOR
T1
7
T2
T3
DATA
REGISTER
(DR)
8
DISPLAY DATA RAM
(DDRAM)
80 CHARACTERS/BYTES
7
ADDRESS COUNTER
(AC)
7
7
INSTRUCTION
DECODER
BUSY
FLAG
8
INSTRUCTION
REGISTER(IR)
8
I/O BUFFER
7
DISPLAY
ADDRESS
COUNTER
PCF2113x
POWER-ON
RESET
OSC
PD
DB0 to DB3/SA0 DB4 to DB7 E R/W RS SCL SDA
MGE990
Fig.1 Block diagram.
2001 Dec 19
5
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