89C5121-SK1 Atmel, 89C5121-SK1 Datasheet - Page 55

• Manufacturer Part Number: 89C5121-SK1
• Description: KIT SMART CARD FOR AT89C5121
• Manufacturer: Atmel
• Type: Smart Cardr

Specifications of 89C5121-SK1

• Contents: Board
• For Use With/related Products: AT89C5121
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C5121-SK1; T89C5121-SK1

4164G–SCR–07/06
Table 38. IPH0 Register
Reset Value = XXX0 0000b
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
PX1H
PX0H
PT1H
PT0H
PSH
Bit
6
-
-
-
-
Description
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.
Serial port Priority High bit
PSH PS
0
0
1
1
Timer 1 overflow interrupt Priority High bit
PT1H PT1 Priority Level
0
0
1
1
External interrupt 1 Priority High bit
PX1H PX1 Priority Level
0
0
1
1
Timer 0 overflow interrupt Priority High bit
PT0H PT0
0
0
1
1
External interrupt 0 Priority High bit
PX0 HPX0 Priority Level
0
0
1
1
5
-
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Priority Level
Lowest
Highest
Lowest
Highest
Lowest
Highest
Priority Level
Lowest
Highest
Lowest
Highest
PSH
4
PT1H
3
PX1H
2
A/T8xC5121
PT0H
1
PX0H
0
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