AT89C5132-RORUL Atmel, AT89C5132-RORUL Datasheet - Page 59

• 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

13.4
4173E–USB–09/07
Registers
Table 47. WDTRST Register
WDTRST (S:A6h Write only) – Watchdog Timer Reset Register
Reset Value = XXXX XXXXb
Table 48. WDTPRG Register
WDTPRG (S:A7h) – Watchdog Timer Program Register
Reset Value = XXXX X000b
Bit Number
Bit Number
7-0
7-3
2-0
7
7
-
-
Mnemonic
Mnemonic
WTO2:0
Bit
Bit
6
6
-
-
-
-
Description
Watchdog Control Value.
Description
Reserved
The values read from these Bits are indeterminate. Do not set these Bits.
Watchdog Timer Time-Out Selection Bits
Refer to Table 46 for time-out periods.
5
5
-
-
4
4
-
-
3
3
-
-
WTO2
2
2
-
AT89C5132
WTO1
1
1
-
WTO0
0
0
-
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