HT85096

HT86XXX 8-Bit Voice Synthesizer MCU Features · Operating voltage: 2.4V~5.2V · Build-in low supply voltage detection circuit · Built-in voice ROM in various capacity · One optional 32768Hz crystal oscillator for RTC time (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- base (8-bit counter with 3-bit prescaler) · Watchdog Timer · 8-level subroutine nesting · HALT function and wake-up feature reduce power consumption · Up to 1ms (0.5ms) instruction cycle with 4MHz (8MHz) system clock · Support 16-bit table read instruction (TBLP, TBHP) · 63 powerful and efficient instructions · 68-pin PLCC package flow interrupts · 12-bit high quality D/A output by transistor or HT82V733 Applications · Intelligent educational leisure products · Alert and warning systems · High end leisure product controllers · Sound effect generators General Description The HT86XXX series are 8-bit high performance microcontroller with voice synthesizer and tone generator. The HT86XXX is designed for applications on multiple I/Os with sound effects, such as voice and melody. It can provide various sampling rates and beats, tone levels, tempos for speech synthesizer and melody generator. It has a single built-in high quality, D/A output. There is an external interrupt which can be triggered with falling edge...