PCF2114 查看數據表（PDF） - NXP Semiconductors.
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PCF2114 Datasheet PDF : 64 Pages
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Philips Semiconductors
LCD controller/drivers
Product specification
PCF2116 family
5 BLOCK DIAGRAM
handbook, full pagewidth
C1 to C60
BIAS
VOLTAGE
GENERATOR 6
68, 65 to 38
35 to 5
60
COLUMN DRIVERS
60
V LCD
93, 95, 97
V LCD
GENERATOR
V0 92
VDD 104, 106
VSS 109, 112
T1 111
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
84 to 77, 115 to 122
76 to 69, 123 to 128,
1 and 4
32
ROW DRIVERS
32
SHIFT REGISTER
32-BIT
PCF2116
OSCILLATOR
102
OSC
TIMING
GENERATOR
7 DISPLAY
ADDRESS
COUNTER
POWER - ON
RESET
I/O BUFFER
4
4
105, 103,
94, 91,
98, 96
89, 87
108
110
113
88
DB0 to DB3 DB4 to DB7 E
R/W
RS
SCL
90
SDA
107
SA0
MGA797 - 1
1997 Apr 07
Fig.1 Block diagram (pin numbers for LQFP128 package).
4
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