w78l812a Winbond Electronics Corp America, w78l812a Datasheet - Page 11

• Manufacturer Part Number: w78l812a
• Description: 8-bit Mcu Series 80c51-based
• Manufacturer: Winbond Electronics Corp America

5.5.6
IQ9: External interrupt 9 request flag.
IQ8: External interrupt 8 request flag.
IQ7: External interrupt 7 request flag.
IQ6: External interrupt 6 request flag.
IQ5: External interrupt 5 request flag.
IQ4: External interrupt 4 request flag.
IQ3: External interrupt 3 request flag.
IQ2: External interrupt 2 request flag.
External Interrupt 0
Serial Port
External Interrupt 5
Timer 0 Overflow
External Interrupt 6
External Interrupt 1
External Interrupt 2
External Interrupt 7
Timer 1 Overflow
Timer 2 Overflow
External Interrupt 3
External Interrupt 8
External Interrupt 4
External Interrupt 9
Table.1 Priority level for simultaneous requests of the same priority interrupt sources
Interrupt Request Flag Register
Bit:
SOURCE
IQ9
7
Mnemonic: IRQ
IQ8
6
TF2 + EXF2
RI + TI
FLAG
IQ7
TF0
TF1
IQ5
IQ6
IQ2
IQ7
IQ3
IQ8
IQ4
IQ9
IE0
IE1
5
IQ6
4
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PRIORITY LEVEL
Address: C0H
(Highest)
(Lowest)
IQ5
3
Publication Release Date: November 6, 2006
W78LE812/W78L812A
IQ4
2
IQ3
VECTOR ADDRESS
1
000BH
005BH
003BH
001BH
002BH
006BH
004BH
0003H
0023H
0053H
0013H
0063H
0043H
0073H
IQ2
0
Revision A9