SH6613D Description
SH6613D is a single chip microcontroller integrated with SRAM, timer and dual-tone PSG, LCD driver and I/O port. This chip builds in a dual-oscillator to enhance the total chip performance. I Connect with external LCD divided resistance I Test pin (Internal pull-low).
SH6613D Key Features
- 6.0V 8 CMOS bi-directional I/O pins 4-Level subroutine nesting (include interrupts) One 8-bit auto re-load timer/counter
- External interrupts ( INT0 )
- Internal interrupt (Timer0)
- Internal interrupt (Base Timer)
- Port's falling edge interrupt: PORTB ( INT1 ) 8-bit Base timer LCD driver: 136 dots(1/4 duty 1/3 bias) LCD used as scan
- Crystal oscillator 32.768K
- RC oscillator: 262K
- Ceramic oscillator 455K
- RC oscillator 1.8M or 2M Instruction cycle time
- 122.07µs for 32.768 kHz crystal