Full PDF Text Transcription for SCG9800 (Reference)
Note: Below is a high-fidelity text extraction (approx. 800 characters) for
SCG9800. For precise diagrams, and layout, please refer to the original PDF.
ARY 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. Sub
SCG9800 Datasheet
