ST7070 View Datasheet(PDF) - Sitronix Technology Co., Ltd.
Part Name
Description
MFG CO.
'ST7070' PDF : 51 Pages View PDF
ST7070
Block Diagram
XRESET
Reset
circuit
PSB
RS
RW
MPU
E
interface
DB4 to
DB7
DB0 to
DB3
Input/
output
buffer
OSC1 OSC2
CL1
CL2
M
CPG
Timing
generator
Instruction
register(IR)
D
Instruction
decoder
Display data
RAM
(DDRAM)
80x9 bits
16-bit
shift
register
Common
signal
driver
COM1 to
COM16
Address
counter
Data
register
(DR)
Busy
flag
80-bit
shift
register
80-bit
latch
circuit
Segment
signal
driver
SEG1 to
SEG80
LCD drive
voltage
selector
GND
Vcc
Character
generator
RAM
(CGRAM)
64 bytes
Character
generator
ROM
(CGROM)
19840 bits
Cursor
and
blink
controller
Parallel/serial converter
and
attribute circuit
V0 V1 V2 V3 V4
V1.4
3/51
2009/04/29
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