AT89C5131-TISIL Atmel, AT89C5131-TISIL Datasheet - Page 79

• Manufacturer Part Number: AT89C5131-TISIL
• Description: IC 8051 MCU FLASH 32K USB 28SOIC
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5131-TISIL

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: LED, POR, PWM, WDT
• Number Of I /o: 18
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-SOIC (7.5mm Width)
• For Use With: AT89STK-10 - KIT EVAL APPL MASS STORAGEAT89STK-05 - KIT STARTER FOR AT89C5131
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -

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
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