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APC5890 Datasheet(PDF) 4 Page - Aplus Intergrated Circuits

Part # APC5890
Description  APC5890 DE-COMPRESSION VOICE IC
PDF  10 Pages
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Manufacturer  APLUS [Aplus Intergrated Circuits]
Direct Link  http://www.aplusinc.com.tw
Logo APLUS - Aplus Intergrated Circuits

APC5890 Datasheet(HTML) 4 Page - Aplus Intergrated Circuits

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APLUS INTEGRATED CIRCUITS INC.
APC5890
www.aplusinc.com.tw
TEL : 886-2-2782-9266
4
1) RAM :
0000-07FF : INTERNAL RAM, 1KX16.
0000-1FFF : EXTERNAL NON-BANK RAM(EXTRAMCS=1), 4KX16.
2) ROM :
4000-7FFF : DATA AREA FOR BANK SELECT, 8KX16 EACH,
MAX
. TO 64MBIT BANK ROM OR BANK RAM.
C000-FFFF : FOR SYSTEM PROGRAM OR USER PROGRAM, 8KX16.
FFF0, FFF1 : COPROCESSOR OK IRQ VECTOR.
FFF2, FFF3 : ADC IRQ VECTOR.
FFF4, FFF5 : NOT USE
FFF6, FFF7 : TIMER IRQ(FIX_TIMER IRQ OR TIMER_A IRQ) VECTOR.
FFF8, FFF9 : PA[7:0] IRQ VECTOR.
FFFA, FFFB : TIMER_B NMI VECTOR.
FFFC, FFFD : RES VECTOR.
FFFE, FFFF : EXT IRQ VECTOR.
PRIORITY IS ARRANGED AS RES, NMI, OK_INT, ADC_INT, TIMER_INT,PA_INT,
AND
EXT_IRQ.
MEMORY MAPPING ( INTERNAL ROM )



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