HT86XXX 8-Bit Voice Synthesizer MCU
Features
· Operating voltage: 2.
4V~5.
2V · Build-in low supply voltage detection circuit
(2.
2V or 3.
3V) · System clock: 4MHz~8MHz · Crystal or RC oscillator for system clock · 24 I/O pins with 4 shared pins included
· 8K´16-bit program ROM · 208´8-bit RAM · One external interrupt input · Three 16-bit programmable timer counter and over-
flow interrupts · 12-bit high quality D/A output by
transistor or
HT82V733
· Built-in voice ROM in various capacity · One optional 32768Hz crystal oscillator for RTC time
base (8-bit counter with 3-bit prescaler) · Watchdog Timer · 8-level subroutine nesting · HALT function and wake-up feature reduce power
consumption
· Up...