GMS81004 Datasheet, PDF (8/101 Pages) Hynix Semiconductor – 8-BIT SINGLE CHIP MICROCOMPUTERS

1.2 Block Diagram
WATCHDOG
TIMER
REMOUT
R17/T0
R16/T1
R15/T2
R14/EC
TIMER
R12/INT2
R11/INT1
R00~R07
R10~R17
TEST
RESET
Xin
Xout
INTERRUPT
Key scan
INT.
generation
Block
CLOCK
GEN. /
SYSTEM
CONTROL
Vdd Vss
G8MC
CORE
RAM
(448byte)
`
ROM
(16K byte)
PRESCALER
/
B.I.T
Chapter 1. Overview
R0
PORT
R00~R07
R1
PORT
R10~R17
R2
PORT
R20~R27
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