GMS81C3004 Ver la hoja de datos (PDF) - Hyundai Micro Electronics
Número de pieza
componentes Descripción
Fabricante
GMS81C3004 Datasheet PDF : 90 Pages
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GMS81C3004
2. BLOCK DIAGRAM
LCD Power
Supply
VCL1
VCL2
VCL3
VCL4
VCL5
RESET
TEST
XIN
XOUT
SXIN
SXOUT
Common Drive Output
COM0 ~ COM7
Segment Drive Output
SEG0 ~ SEG39
(R4, R5, R6, R7)
LCD CONTROLLER
R7
R6
R5
R4
PSW
ALU
System controller
System
Clock Controller
Timing generator
High freq. Clock
Low freq. Generator
8-bit Basic
Interval
Tim er
Watchdog
Timer
Accumulator
Stack Pointer
Interrupt Controller
Watch
Timer
8-bit
Timer/
Counter
Data
Memory
LCD
Display
Memory
PC
Program
Memory
Data Table
5-bit
PC
C om p ara tor
VDD
VSS
Power
Supply
R2
R20~R22
R0
R00 / INT0
R01 / INT1
R02 / INT2
R03 / EC1
R04
R05
R06 / LCDCK
R07
R1
Buzzer
Driver
R10/ KS0
R11 / KS1
R12 / KS2
R13 / BUZ / KS3
R14 / CMP0 / KS4
R15 / CMP1 / KS5
R16 / CMP2 / KS6
R17 / CMP3 / KS7
2
MAR. 1999 Ver 1.01
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