PCF2119AU NXP [NXP Semiconductors], PCF2119AU Datasheet - Page 4

• Manufacturer Part Number: PCF2119AU
• Description: LCD controllers/drivers Single-chip LCD controller and driver
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
6. Block diagram
PCF2119X
Product data sheet
Fig 1.
V
LCDSENSE
V
DB3/SA0
LCDOUT
V
LCDIN
V
V
V
V
V
Block diagram
DD1
DD2
DD3
SS1
SS2
T1
T2
T3
44 to 49
37 to 43
36
1 to 6
15 to 18
163
7 to 14
22 to 29
30 to 35
153
20
21
DB0 to DB2
GENERATOR
GENERATOR
REGISTER
VOLTAGE
160 to 162
DATA
(DR)
V LCD
BIAS
8
7
DB4 to DB7
16 CHARACTERS
RAM (128 × 5)
CHARACTER
GENERATOR
7
(CGRAM)
164 to 167
BUSY
FLAG
All information provided in this document is subject to legal disclaimers.
I/O BUFFER
CURSOR AND DATA CONTROL
SHIFT REGISTER 5 × 12 BIT
80 CHARACTERS/BYTES
DISPLAY DATA RAM
COLUMN DRIVERS
Rev. 7 — 15 November 2010
E
DATA LATCHES
19
C1 to C80
(DDRAM)
80
8
ADDRESS COUNTER
R/W
INSTRUCTION
INSTRUCTION
158
80
80
5
5
60 to 99,
101 to 140
REGISTER
DECODER
(AC)
RS
240 CHARACTERS
159
7
7
8
8
GENERATOR
CHARACTER
(CGROM)
SCL
ROM
151,
152
SDA
156,
157
R17DUP
100
SHIFT REGISTER 18-BIT
7
PCF2119X
ROW DRIVERS
OSCILLATOR
GENERATOR
ADDRESS
COUNTER
R1 to R18
DISPLAY
18
TIMING
LCD controllers/drivers
18
51 to 59,
141 to 149
PCF2119x
© NXP B.V. 2010. All rights reserved.
168
155
154
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PD
POR
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