pcf2119x-2 NXP Semiconductors, pcf2119x-2 Datasheet - Page 4

• Manufacturer Part Number: pcf2119x-2
• Description: Controllers/drivers
• Manufacturer: NXP Semiconductors

Philips Semiconductors
5
28. August 2000
handbook, full pagewidth
LCD controllers/drivers
VLCDSENSE
DB3/SA0
DB0/SA0
BLOCK DIAGRAM
V LCD1
V LCD2
V DD1
V DD2
V SS1
V SS2
V DD1
T1
T2
T3
3
2
46...51
12, 13
14, 15
1, 2
3, 4
157
136
38
39...45
8, 9
22...29
10, 11
30...37
6
7
129
15...18
21
164
20
1...6
7...14
DB1 to DB3
GENERATOR
GENERATOR
REGISTER
VOLTAGE
DATA
137 to 139
(DR)
165...167
V LCD
BIAS
8
7
16 CHARACTERS
DB4 to DB7
GENERATOR
RAM (128
CHARACTER
(CGRAM)
7
140 to 143
168...171
BUSY
FLAG
I/O BUFFER
CURSOR AND DATA CONTROL
SHIFT REGISTER 5
5)
80 CHARACTERS/BYTES
DISPLAY DATA RAM
COLUMN DRIVERS
E
DATA LATCHES
5
19
C1 to C80
(DDRAM)
Fig.1 Block diagram.
80
8
ADDRESS COUNTER
R/W
INSTRUCTION
INSTRUCTION
134
80
80
5
5
162
118 to 127, 106 to 92
87 to 73, 71 to 57,
52 to 38, 16 to 25
REGISTER
DECODER
64...103
105...1444
(AC)
RS
12 BIT
240 CHARACTERS
4
7
7
8
8
135
163
GENERATOR
CHARACTER
(CGROM)
SCL
ROM
128
156
SDA
132, 133
160...161
R17DUP
72
104
SHIFT REGISTER 18-BIT
7
PCF2119x
ROW DRIVERS
OSCILLATOR
GENERATOR
COUNTER
ADDRESS
R1 to R18
DISPLAY
18
TIMING
18
27 to 34,
116 to 109,
26, 117
55...63
145...153
PCF2119x-2
Product specification
MGK891
144
172
131
130
158
159
OSC
PD
POR