General Description SH66L12B is a single-chip micro-controller. This device integrated a SH6610C CPU core, RAM, ROM, timer, LCD driver, I/O ports, EL-light driver, watch dog timer, resistor to frequency converter, voltage doubler and tripler charge pump circuit and alarm generator. The SH66L12B is recommended for thermometer.
SH6610C-based single-chip 4-bit micro controller with LCD driver Mask ROM: 2K X 16 bits RAM: 326 X 4 bits - 36 System Control Register - 256 Data Memory - 34 LCD RAM Operating Voltage: 1.2V - 1.7V(Typical 1.5V) 16 CMOS Bi-directional I/O pins 4 level subroutine nesting (including interrupts) Two 8-bit Auto Re-Loaded Timer Warm-Up Timer Powerful Interrupt Sources: - External Interrupt (Falling edge) - Timer0 Interrupt - Timer1 Interrupt - PORTB & PORTC Interrupt (Falling Edge) Oscillator (Code Option) - Crystal Oscillator: 32.768kHz - RC Oscillator: 131kHz Instruction Cycle Time (4/fOSC) - 4/32.768kHz (≈ 122µs) for 32.768kHz crystal - 4/131kHz (≈ 31µs) for 131kHz RC
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