Microcomputer Components
8-Bit
CMOS Microcontroller
C502
Data Sheet 08.
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8-Bit
CMOS Microcontroller
C502
Preliminary
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Fully compatible to standard 8051 microcontroller Versions for 12 / 20 MHz operating frequency 16 K × 8 ROM (SAB-C502-2R only) 256 × 8 RAM 256 × 8 XRAM (additional on-chip RAM) Eight datapointers for indirect addressing of program and external data memory (including XRAM) Four 8-bit ports Three 16 -bit Timers / Counters (Timer 2 with Up/Down Counter feature) USART with programmable 10-bit Baudrate-Generator Six interrupt sources, two priority levels Programmable 15-bit Watchdog Time...