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GMS81C3004 Ver la hoja de datos (PDF) - Hyundai Micro Electronics

Número de pieza
componentes Descripción
Fabricante
GMS81C3004
CMOS SINGLE-CHIP 8-BIT MICROCONTROLLER WITH LCD DRIVER
Hyundai
Hyundai Micro Electronics Hyundai
GMS81C3004 Datasheet PDF : 90 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
GMS81C3004
6. PORT STRUCTURES
R00~R03 / INT0~INT2, EC1
DB
Pull up
Reg.
VDD
DB
Data Reg.
DB
Dir. Reg.
VSS
DB
MUX
INT
EC1
RD
Noise
Canceler
Pull-up Tr.
Pin
R04, R05, R07, R20~R23
DB
Pull up
Reg.
DB
Data Reg.
DB
Dir. Reg.
DB
MUX
RD
VDD
VSS
Pull-up Tr.
Pin
R06/LCDCK
DB
LCDCK
Pull up
Reg.
LCR[2]
MUX
DB D ata R eg.
DB
Dir. Reg.
DB
MUX
RD
VDD
VSS
Pull-up Tr.
Pin
R10~R12 / KS0~KS2
DB
Pull up
Reg.
DB
Data Reg.
DB
Dir. Reg.
DB
MUX
RD
Key Scan
Pull-up Tr.
VDD
Pin
VSS
Key Scan
Enable
R13 / BUZ, KS3
DB
BUZZER
Pull up
Reg.
Buzzer Enable
VDD
MUX
DB D ata R eg.
DB
Dir. Reg.
VSS
DB
MUX
RD
Pull-up Tr.
Pin
Key Scan
Key Scan
Enable
MAR. 1999 Ver 1.01
7

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