AT89C5131-PLTIL ATMEL Corporation, AT89C5131-PLTIL Datasheet - Page 79
AT89C5131-PLTIL
Manufacturer Part Number
AT89C5131-PLTIL
Description
8-bit Flash Microcontroller with Full Speed USB Device
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C5131-PLTIL.pdf
(176 pages)
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4136B–USB–09/03
Table 64. IPH0 Register
IPH0 - Interrupt Priority High Register (B7h)
Reset Value = X000 0000b
Not bit addressable
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
PPCH
PPCH
PT2H
PT1H
PX1H
PT0H
PX0H
PSH
Bit
6
-
Description
Reserved
The value read from this bit is indeterminate. Do not set this bit.
PCA interrupt Priority high bit.
PPCH PPCL
0
0
1
1
Timer 2 overflow interrupt Priority High bit
PT2H
0
0
1
1
Serial port Priority High bit
PSH
0
0
1
1
Timer 1 overflow interrupt Priority High bit
PT1H
0
0
1
1
External interrupt 1 Priority High bit
PX1H
0
0
1
1
Timer 0 overflow interrupt Priority High bit
PT0H
0
0
1
1
External interrupt 0 Priority High bit
PX0H
0
0
1
1
PT2H
5
0
1
0
1
PT2L
0
1
0
1
PSL
0
1
0
1
PT1L
0
1
0
1
PX1L
0
1
0
1
PT0L
0
1
0
1
PX0L
0
1
0
1
PSH
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
4
PT1H
3
PX1H
2
AT89C5131
PT0H
1
PX0H
0
79
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