SH6614D 4K 4-Bit Microcontroller with LCD Driver Features SH6610C-based single-chip 4-bit microcontroller ROM: 4096 X 16 bits RAM: 512 X 4 bits Operation voltage: 2.
4V – 6.
0V 8 CMOS bi-directional I/O pins 4-Level subroutine nesting (include interrupts) One 8-bit auto re-load timer/counter Wem-up timer for power-on reset Powerful interrupt sources: - External interrupts ( INT0 ) - Internal interrupt (Timer0) - Internal interrupt (Base Timer) - Port's falling edge interrupt: PORTB ( INT1 ) 8-bit Base timer LCD driver: 240 dots (1/8 duty 1/4 bias) or 136 dots (1/4 duty 1/3 bias) LCD used as scan output Built-in dual tone PSG with one noise generator 2 Clock sources OSC: (code option select c...

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