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SCG9800
8-BIT MICROCONTROLLER
SCG9800 Microcontroller Specification
FEATURE SUMMARY
Technology
− CMOS technology.
I/O Ports
− − 1 8-bit programmable I/O port. 1 2-bit output port.
CPU
− − 8-bit CPU core. 128 powerful and easy-to-use instruction set.
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.
Memory
− − − Internal RAM: 240 x 8 Memory is organized as 16K-byte page. External memory access of up to 1M x 8, can be both ROM and RAM.
Operating Voltage
− 2.4V to 5.5V.
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.
SCG9800 Datasheet
