PCF2104X データシートの表示（PDF） - Motorola => Freescale
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PCF2104X Datasheet PDF : 56 Pages
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Philips Semiconductors
LCD controller/driver
Product specification
PCF2104x
5 BLOCK DIAGRAM
handbook, full pagewidth
V LCD
111
BIAS
VOLTAGE
GENERATOR 6
C1 to C60
80-21
60
COLUMN DRIVERS
60
VDD 2
VSS 4
T1 101
DATA LATCHES
60
SHIFT REGISTER
5 x 12-bit
5
CURSOR + DATA CONTROL
5
CHARACTER
GENERATOR
RAM
(CGRAM)
16
CHARACTERS
CHARACTER
GENERATOR
ROM
(CGROM)
240
CHARACTERS
8
DISPLAY DATA RAM
(DDRAM) 80 CHARACTERS
7
ADDRESS
COUNTER (AC)
8
DATA
REGISTER (DR)
BUSY
FLAG
7
INSTRUCTION
DECODER
8
INSTRUCTION
REGISTER (IR)
8
7
8
R1 to R32
5-20
81-96
32
ROW DRIVERS
32
SHIFT REGISTER
32-BIT
PCF2104x
OSCILLATOR
1
OSC
TIMING
GENERATOR
7 DISPLAY
ADDRESS
COUNTER
POWER - ON
RESET
4
4
109-106
105-102
98
I/O BUFFER
100
99
97
DB0 to DB3 DB4 to DB7 E
R/W
RS
SCL
110
SDA
3
SA0
MGC627
1997 Dec 16
Fig.1 Block diagram.
4
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