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GMS81C2112 Datasheet, PDF (17/107 Pages) Hynix Semiconductor – HYNIX SEMICONDUCTOR 8-BIT SINGLE-CHIP MICROCONTROLLERS
GMS81C2112/GMS81C2120
R55/SOUT
Selection N-MOS
Open Drain Select
SOUT output
MUX
Data Reg.
VDD
Pull-up
Tr.
Mask
Option
VDD
Direction
Reg.
IOSWB
Rd
Pin
VSS
RESET
RESET
VDD
OTP :disconnected
Main :connected
VSS
XIN, XOUT
IOSWIN Input
RA/Vdisp
VDD
Data bus
Vdisp
Mask
Rd
Option
R04~R07, R20~R27, R30~R34
VDD
Data Reg.
Dir.
Reg.
Mask
Option
Pin
MUX
Rd
Vdisp
VDD
Stop
Mainclk Off
VSS
R03/BUZO
Selection
Secondary
Function
MUX
Data Reg.
Dir.
Reg.
VDD
Mask
Option
MUX
Rd
Vdisp
XOUT
XIN
Pin
JUNE. 2001 Ver 1.00
11