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SCG9864 Datasheet

8-BIT MICROCONTROLLER

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SCG9864
8-BIT MICROCONTROLLER
SCG9864 Microcontroller Specification
FEATURE SUMMARY
Technology
CMOS technology.
CPU
8-bit CPU core.
126 powerful and easy-to-use
instruction set.
Memory
Internal ROM: 64K x 8
Internal RAM: 128 x 8
Memory is organized as 16K-byte
page.
I/O structure
Memory mapped I/O structure.
Oscillation Frequency
RC Oscillator for the main system
clock up to 4MHz, instruction cycle
~0.5us.
Subsystem clock frequency of
32.768kHz for real time timer.
Power Down
Stop mode (Stop oscillation)
Interrupts
2 timer interrupts.
1 real time interrupt.
1 external event interrupt.
1 software interrupt.
I/O ports
2 8-bit programmable I/O ports.
1 7-bit output port.
Timer
2 8-bit pre-scalar auto reload timers
which can be cascaded to form one
16-bit timer.
1 real time timer.
1 watch dog timer.
Operating Voltage
2.4V to 5.5V.
Score Concept Semiconductor Ltd.
1
Sept 2000



SCS
SCS

SCG9864 Datasheet Preview

SCG9864 Datasheet

8-BIT MICROCONTROLLER

No Preview Available !

SCG9864 pdf
SCG9864
Function Overview
8-BIT MICROCONTROLLER
Program Memory Map
RAM Area:
Address
Description
$00-$0F H/W registers and I/Os
$10-$7F Reserved
$80-$FF Data memory and Stack
ROM Area:
Figure 1. Memory map in RAM area
Physical Address
Description
$0000-$3BFF Page 0
Program Reset address at $0000
$3C00-$3FFF IC Test Program
$4000-$7FFF Page 1
$8000-$BFFF Page 2
$C000-$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
Score Concept Semiconductor Ltd.
2
Sept 2000


Part Number SCG9864
Description 8-BIT MICROCONTROLLER
Maker SCS
Total Page 27 Pages
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