Renesas Electronics 3850
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
DESCRIPTION
The 3850 group (spec. H) is the 8-bit microcomputer based on the 740 family core technology. The 3850 group (spec. H) is designed for the household products and office automation equipment and includes serial I/O functions, 8-bit timer, and A-D converter.FEATURES
qBasic machine-language instructions ...................................... 71 qMinimum instruction execution time .................................. 0.5 µs (at 8 MHz oscillation frequency) qMemory size ROM ................................................................... 8K to 32K bytes RAM ................................................................. 512 to 1024 bytes qProgrammable input/output ports ............................................ 34 qInterrupts ................................................. 15 sources, 14 vectors qTimers ............................................................................. 8-bit ✕ 4 qSerial I/O1 .................... 8-bit ✕ 1(UART or Clock-synchronized) qSerial I/O2 ...................................