PT6880 Datasheet, PDF (3/42 Pages) Princeton Technology Corp – OLED Driver/Controller IC

OLED Driver/Controller IC
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URL: http://www.princeton.com.tw
Preliminary
PT6880
Block Diagram
DISB
OSC1 OSC2
CL
LAT
RS
R/WB
E
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
RESET
CIRCUIT
OSCILLATION
CIRCUIT
MPU
INTERFACE
8
INSTRUCTION
REGISTER
TIMING GENERATOR
16-BIT
SHIFT
REGISTER
COMMON
SIGNAL
DRIVER
INPUT/
OUTPUT
BUFFER
8
BUSY
FLAG
INSTRUCTION
DECODER
ADDRESS
COUNTER
DATA
REGISTER
7
7
8
8
CHARACTER
GENERATOR RAM
(CGRAM) 64 BYTES
DISPLAY DATA
RAM (DDRAM)
80x8 BITS
8
CHARACTER
GENERATOR ROM
(CGROM) 9920 BITS
40-BIT
SHIFT
REGISTER
40
CURSOR
AND BLINK
CONTROLLER
5
5
PARALLEL / SERIAL CONVERTER
AND ATTRIBUTE CIRCUIT
40-BIT
LATCH
CIRCUIT
SEGMENT
SIGNAL
DRIVER
OLED
DRIVE
VOLTAGE
COM1
COM2
COM15
COM16
SG1
SG2
SG39
SG40
D
REFOUT
V16
SEGG
DVR
BVR
VDD
GND
PT6880 pre 1.1
Page 3
Mar. 2002