AT91R40807-33AI Atmel, AT91R40807-33AI Datasheet - Page 76

• Manufacturer Part Number: AT91R40807-33AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91R40807-33AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, UART/USART
• Peripherals: WDT
• Number Of I /o: 32
• Program Memory Type: ROMless
• Ram Size: 136K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

Figure 34. Parallel I/O Multiplexed with a Bi-directional Signal
76
Pad
AT91X40 Series
Pad Output Enable
Pad Output
Pad Input
Note:
The filter is not implemented in the AT91R40008.
Filter*
PIO_IFSR
1
0
Detection
Event
PIO_PSR
PIO_IMR
PIO_PDSR
PIO_PSR
PIO_ISR
1
0
1
0
0
1
PIO_OSR
PIO_ODSR
1354D–ATARM–08/02
Peripheral
Peripheral
Peripheral
Output
Enable
Output
Input
PIOIRQ