AT89C5131-TISIL Atmel, AT89C5131-TISIL Datasheet - Page 81

• 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 66. IPL1 Register
IPL1 - Interrupt Priority Register (B2h)
Reset Value = XXXX X000b
Bit addressable
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
PUSBL
PUSBL
PKBL
Bit
6
-
-
-
-
-
-
Description
Reserved
The value read from this bit is indeterminate. Do not set this bit.
USB Interrupt Priority bit
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.
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.
Keyboard Interrupt Priority bit
Refer to KBDH for priority level.
5
-
4
-
3
-
PSPIL
2
AT89C5131
1
PKBDL
0
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