AT91SAM7X128 Atmel, AT91SAM7X128 Datasheet - Page 87

• Manufacturer Part Number: AT91SAM7X128
• Description: MCU 32-Bit 91S ARM7TDMI RISC 128KB Flash 1.8V/3.3V 100-Pin LQFP
• Manufacturer: Atmel

Specifications of AT91SAM7X128

• Package: 100LQFP
• Device Core: ARM7TDMI
• Family Name: 91S
• Maximum Speed: 55 MHz
• Ram Size: 32 KB
• Program Memory Size: 128 KB
• Operating Supply Voltage: 1.8|3.3 V
• Data Bus Width: 32 Bit
• Program Memory Type: Flash
• Number Of Programmable I/os: 62
• Interface Type: CAN/Ethernet/SPI/I2S/TWI/USART/USB
• On-chip Adc: 8-chx10-bit
• Operating Temperature: -40 to 85 °C
• Number Of Timers: 3

Figure 16-2. Watchdog Behavior
6120H–ATARM–17-Feb-09
Forbidden
Permitted
Window
Window
WDD
WDV
FFF
0
Watchdog
Fault
Normal behavior
WDT_CR = WDRSTT
AT91SAM7X512/256/128 Preliminary
Watchdog Error
Watchdog Underflow
if WDRSTEN is 1
if WDRSTEN is 0
87