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HT86XXX датащи(PDF) 21 Page - Holtek Semiconductor Inc

номер детали HT86XXX
подробное описание детали  Voice Synthesizer 8-Bit MCU
PDF  55 Pages
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производитель  HOLTEK [Holtek Semiconductor Inc]
домашняя страница  http://www.holtek.com
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HT86XXX датащи(HTML) 21 Page - Holtek Semiconductor Inc

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HT86XXX
Rev. 1.90
21
January 11, 2007
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 [A20~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 [A20~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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