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PCF2119FU/2/F2 Datasheet(PDF) 3 Page - NXP Semiconductors

Part # PCF2119FU/2/F2
Description  LCD controllers/drivers
PDF  79 Pages
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Manufacturer  NXP [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo NXP - NXP Semiconductors

PCF2119FU/2/F2 Datasheet(HTML) 3 Page - NXP Semiconductors

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PCF2119X_5
© NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 05 — 13 August 2009
3 of 79
NXP Semiconductors
PCF2119x
LCD controllers/drivers
6.
Block diagram
Fig 1.
Block diagram
mgw571
CURSOR AND DATA CONTROL
SHIFT REGISTER 5
× 12 BIT
DATA LATCHES
COLUMN DRIVERS
80
5
80
CHARACTER
GENERATOR
RAM (128
× 5)
(CGRAM)
16 CHARACTERS
CHARACTER
GENERATOR
ROM
(CGROM)
240 CHARACTERS
DISPLAY DATA RAM
(DDRAM)
80 CHARACTERS/BYTES
ADDRESS COUNTER
(AC)
INSTRUCTION
DECODER
INSTRUCTION
REGISTER
ROW DRIVERS
SHIFT REGISTER 18-BIT
BIAS
VOLTAGE
GENERATOR
VLCD
GENERATOR
BUSY
FLAG
DATA
REGISTER
(DR)
I/O BUFFER
OSCILLATOR
TIMING
GENERATOR
DISPLAY
ADDRESS
COUNTER
VDD1
VLCDOUT
VSS1
T1
VLCDIN
44 to 49
VLCDSENSE
36
37 to 43
22 to 29
20
T2
21
T3
153
163
1 to 6
VDD2
7 to 14
VDD3
15 to 18
C1 to C80
R17DUP
R1 to R18
OSC
PD
PCF2119X
DB0 to DB2
DB3/SA0
DB4 to DB7
E
R/W
RS
SCL
SDA
18
18
80
5
168
100
155
POR
154
7
7
7
8
7
7
8
8
8
160 to 162
60 to 99,
101 to 140
51 to 59,
141 to 149
164 to 167
156,
157
151,
152
159
158
19
VSS2
30 to 35



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