AT80C32X2-SLSUV Atmel, AT80C32X2-SLSUV Datasheet - Page 25

• Manufacturer Part Number: AT80C32X2-SLSUV
• Description: Microcontrollers (MCU) Microcontroller
• Manufacturer: Atmel

Specifications of AT80C32X2-SLSUV

• Data Bus Width: 8 bit
• Program Memory Type: ROMLess
• Data Ram Size: 256 B
• Interface Type: UART
• Maximum Clock Frequency: 30 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3 bit
• Operating Supply Voltage: 5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: PLCC
• Minimum Operating Temperature: - 40 C
• Lead Free Status / Rohs Status: No

4184I–8051–02/08
Table 14. IPH Register
IPH - Interrupt Priority High Register (B7h)
Reset Value = XX00 0000b
Not bit addressable
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic Description
PT2H
PT1H
PX1H
PT0H
PX0H
PSH
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.
Timer 2 overflow interrupt Priority High bit
Serial port Priority High bit
Timer 1 overflow interrupt Priority High bit
External interrupt 1 Priority High bit
Timer 0 overflow interrupt Priority High bit
External interrupt 0 Priority High bit
PT2H PT2
0
0
1
1
PSH
0
0
1
1
PT1H PT1
0
0
1
1
PX1H PX1 Priority Level
0
0
1
1
PT0H PT0
0
0
1
1
PX0H PX0 Priority Level
0
0
1
1
PT2H
5
0
1
0
1
PS
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Lowest
Highest
Priority Level
Lowest
Highest
Lowest
Highest
PSH
4
PT1H
3
PX1H
2
PT0H
1
PX0H
0
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