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SCG9910
8-BIT MICROCONTROLLER
Score Concept Semiconductor Ltd.
2
Sept 2000
Function Overview
Program Memory Map
RAM Area:
Address
Description
$00-$0F
H/W registers and I/Os
$10-$7F
Reserved
$80-$FF
Data memory and Stack
Figure 1. Memory map in RAM area
ROM Area:
Physical Address
Description
$0000-$3BFF
Page 0 (Program and Data)
Program Reset address at $0000
$3C00-$3FFF
IC Test Program
$4000-$7FFF
Page 1 – data only
$8000-$BFFF
Page 2 – data only
$C000-$FFBF
Reserved
$FFC0-$FFFF
Page 3
Software interrupt at $FFC0
External interrupt at $FFD0
Timer 1 interrupt at $FFE0
Timer 0/RTC interrupt at $FFF0
Figure 2. Memory map in ROM area