SH66K31C
Mask 4-bit Micro-controller
Features
SH6610C-based single-chip 4-bit micro-controller
ROM: 1024 X 16 bits
RAM: - 32 X 4 bits System Register - 48 X 4 bits data memory
Operation
Voltage: - VDD = 1.
8V - 3.
6V - VDD = VLPD - 3.
6V (LPD enable)
14
CMOS bi-directional I/O pins
4-level Stack (including interrupts)
One 8-bit auto re-loaded timer/counter
Warm-up timer
Powerful interrupt sources: - Timer0 interrupt - External interrupts: PORTA / B /C (Falling edge)
Oscillator (code option) - Ceramic resonator: 400kHz - 4MHz - External input clock: 400kHz - 4MHz
Instruction cycle time: - 4/fOSC - 16/fOSC
Two low power operation modes: HALT and STOP
Reset - Built-in...