AT89C5130A-RDTUM Atmel, AT89C5130A-RDTUM Datasheet - Page 86

• Manufacturer Part Number: AT89C5130A-RDTUM
• Description: IC 8051 MCU FLASH 16K USB 64VQFP
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5130A-RDTUM

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 48MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: LED, POR, PWM, WDT
• Number Of I /o: 34
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 1.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-TQFP, 64-VQFP
• Processor Series: AT89x
• Core: 8051
• Data Bus Width: 8 bit
• Data Ram Size: 1.25 KB
• Interface Type: 2-Wire, EUART, SPI, USB
• Maximum Clock Frequency: 48 MHz
• Number Of Programmable I/os: 34
• Number Of Timers: 16 bit
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: PK51, CA51, A51, ULINK2
• Development Tools By Supplier: AT89STK-05
• Minimum Operating Temperature: - 40 C
• Package: 64VQFP
• Device Core: 8051
• Family Name: 89C
• Maximum Speed: 48 MHz
• For Use With: AT89OCD-01 - USB EMULATOR FOR AT8XC51 MCU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Data Converters: -
• Lead Free Status / Rohs Status: Details

86
AT89C5130A/31A-M
Table 16-7.
IPH1 - Interrupt Priority High Register (B3h)
Reset Value = X0XX X000b
Not bit addressable
Number
Bit
7
6
5
4
3
2
1
0
7
-
Mnemonic
PUSBH
IPH1 Register
PTWIH
PUSBH
PSPIH
PKBH
Bit
-
-
-
-
6
Description
Reserved
The value read from this bit is indeterminate. Do not set this bit.
USB Interrupt Priority High bit
PUSBH
0
0
1
1
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.
SPI Interrupt Priority High bit
PSPIH
0
0
1
1
TWI Interrupt Priority High bit
PTWIH
0
0
1
1
Keyboard Interrupt Priority High bit
PKBH
0
0
1
1
5
-
PUSBL
0
1
0
1
PSPIL
0
1
0
1
PTWIL
0
1
0
1
PKBL
0
1
0
1
4
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
Priority Level
Lowest
Highest
-
3
-
PSPIH
2
PTWIH
1
4337K–USB–04/08
PKBH
0