AT89C51CC03CA-7CTUM ATMEL [ATMEL Corporation], AT89C51CC03CA-7CTUM Datasheet - Page 168
AT89C51CC03CA-7CTUM
Manufacturer Part Number
AT89C51CC03CA-7CTUM
Description
Enhanced 8-bit MCU with CAN Controller and Flash Memory
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
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AT89C51CC03
Table 115. IPH1 Register
IPH1 (S:F7h)
Interrupt High Priority Register 1
Reset Value = XXXX 0000b
Number
Bit
7
-
7
6
5
4
3
2
1
0
Mnemonic Description
POVRH
PCANH
PADCH
SPIH
Bit
6
-
-
-
-
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
SPI Interrupt Priority Level Most Significant bit
SPIH SPIL Priority level
0
0
1
1
Timer overrun Interrupt Priority Level Most Significant bit
POVRH POVRL Priority level
0
0
1
1
ADC Interrupt Priority Level Most Significant bit
PADCH PADCL Priority level
0
0
1
1
CAN Interrupt Priority Level Most Significant bit
PCANH PCANL Priority level
0
0
1
1
5
-
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Lowest
Highest
Lowest
Highest
Lowest
Highest
Lowest
Highest
4
-
SPIH
3
POVRH
2
4182K–CAN–05/06
PADCH
1
PCANH
0
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