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HT86384 Datasheet(PDF) 20 Page - Holtek Semiconductor Inc |
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HT86384 Datasheet(HTML) 20 Page - Holtek Semiconductor Inc |
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20 / 39 page  HT86XXX Rev. 1.70 20 May 6, 2004 Address RAM Mapping Read/Write Description 0FH TMR1H R/W Timer/Event counter 1 higher-byte register 10H TMR1L R/W Timer/Event counter 1 lower-byte register 11H TMR1C R/W Timer/Event counter 1 control register 12H PA R/W Port A I/O data register 13H PAC R/W Port A I/O control register 14H PB R/W Port B I/O data register 15H PBC R/W Port B I/O control register 16H PC R/W Port C I/O data register 17H PCC R/W Port C I/O control register 18H LATCH0H R/W Voice ROM address latch 0 [A23~A16] 19H LATCH0M R/W Voice ROM address latch 0 [A15~A8] 1AH LATCH0L R/W Voice ROM address latch 0 [A7~A0] 1BH LATCH1H R/W Voice ROM address latch 1 [A23~A16] 1CH LATCH1M R/W Voice ROM address latch 1 [A15~A8] 1DH LATCH1L R/W Voice ROM address latch 1 [A7~A0] 1EH INTCH R/W Interrupt control register 1 1FH TBHP R/W Table pointer higher-order byte register 20H TMR2H R/W Timer Counter 2 higher-byte register 21H TMR2L R/W Timer Counter 2 lower-byte register 22H TMR2C R/W Timer Counter 2 control register 23H Unused 24H TMR3L R/W Timer Counter 3 lower-byte register 25H TMR3C R/W Timer Counter 3 control register 26H VOICEC R/W Voice control register 27H DAL R/W, higher-nibble available only DAC output data D3~D0 to DAL7~DAL4 28H DAH R/W DAC output data D11~D4 to DAH7~DAH0 29H VOL R/W, higher-nibble available only Volume control register, and volume controlled by VOL7~VOL5 2AH LATCHD R Voice ROM data register 2BH~2FH Unused 30H~FFH User data RAM R/W User data RAM |
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