AT89C5132-RORUL Atmel, AT89C5132-RORUL Datasheet - Page 40

• Manufacturer Part Number: AT89C5132-RORUL
• Description: MCU 8051 FLASH USB 80TQFP
• Manufacturer: Atmel
• Series: AT89C513xr

Specifications of AT89C5132-RORUL

• Core Processor: C52X2
• Core Size: 8-Bit
• Speed: 20MHz
• Connectivity: IDE/ATAPI, I²C, MMC, PCM, SPI, UART/USART, USB
• Peripherals: I²S, POR, WDT
• Number Of I /o: 44
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.3 V
• Data Converters: A/D 2x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 80-TQFP, 80-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

40
AT89C5132
Table 10-1.
Reset Value = X000 0000b
Bit Number
7
7
6
5
4
3
2
1
0
-
Mnemonic
IPHAUD
IPHAUD
IPH0 Register
IPH0 (S:B7h) – Interrupt Priority High Register 0
IPHMP3
IPHX1
IPHX0
IPHT1
IPHS
Bit
6
-
-
Description
Reserved
The value read from this bit is indeterminate. Do not set this bit.
Audio Interface Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
MP3 Decoder Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
Serial Port Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
Timer 1 Interrupt Priority Level MSB
Refer to Table 33 for priority level description.
External Interrupt 1 Priority Level MSB
Refer to Table 33 for priority level description.
Reserved
The value read from this bit is indeterminate. Do not set this bit.
External Interrupt 0 Priority Level MSB
Refer to Table 33 for priority level description.
5
–
IPHS
4
IPHT1
3
IPHX1
2
IPHT0
1
4173E–USB–09/07
IPHX0
0