T89C51CC02CA-TDSIM Atmel, T89C51CC02CA-TDSIM Datasheet - Page 138

• Manufacturer Part Number: T89C51CC02CA-TDSIM
• Description: IC 8051 MCU FLASH 16K 24SOIC
• Manufacturer: Atmel
• Series: AT89C CANr

Specifications of T89C51CC02CA-TDSIM

• Core Processor: 8051
• Core Size: 8-Bit
• Speed: 40MHz
• Connectivity: CAN, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 20
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 2K x 8
• Ram Size: 512 x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-SOIC (7.5mm Width)
• For Use With: AT89STK-06 - KIT DEMOBOARD 8051 MCU W/CAN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: T89C51CC02CATDSIM

138
AT/T89C51CC02
Table 112. IPH0 Register
IPH0 (B7h)
Interrupt High Priority Register
Reset Value = X000 0000b
Number
Bit
7
-
7
6
5
4
3
2
1
0
Mnemonic Description
PPCH
PPCH
PT2H
PT1H
PX1H
PT0H
PX0H
PSH
Bit
6
-
Reserved
The value read from this bit is indeterminate. Do not set this bit.
PCA Interrupt Priority Level Most Significant bit
PPCH PPC Priority level
0
0
1
1
Timer 2 Overflow Interrupt High Priority bit
PT2H PT2 Priority Level
0
0
1
1
Serial Port High Priority bit
PSH
0
0
1
1
Timer 1 Overflow Interrupt High Priority bit
PT1H PT1 Priority Level
0
0
1
1
External Interrupt 1 High Priority bit
PX1H PX1 Priority Level
0
0
1
1
Timer 0 Overflow Interrupt High Priority bit
PT0H PT0 Priority Level
0
0
1
1
External Interrupt 0 High Priority bit
PX0H PX0 Priority Level
0
0
1
1
PT2H
5
0
1
0
1
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
Lowest
Highest priority
Lowest
Highest
Priority Level
Lowest
Highest
Lowest
Highest
Lowest
Highest
Lowest
Highest
Lowest
Highest
PSH
4
PT1H
3
PX1H
2
PT0H
1
4126L–CAN–01/08
PX0H
0