AT91M40800-33AI Atmel, AT91M40800-33AI Datasheet - Page 151

• Manufacturer Part Number: AT91M40800-33AI
• Description: IC ARM7 MCU 100 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M40800-33AI

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

1354D–ATARM–08/02
WD: Watchdog Timer ......................................................................... 89
SF: Special Function Registers......................................................... 94
USART: Universal Synchronous/Asynchronous
Receiver/Transmitter .......................................................................... 99
PIO Output Enable Register ............................................................................... 81
PIO Output Disable Register .............................................................................. 81
PIO Output Status Register ................................................................................ 82
PIO Input Filter Enable Register ......................................................................... 83
PIO Input Filter Disable Register ........................................................................ 83
PIO Input Filter Status Register .......................................................................... 84
PIO Set Output Data Register ............................................................................ 85
PIO Clear Output Data Register ......................................................................... 85
PIO Output Data Status Register........................................................................ 86
PIO Pin Data Status Register ............................................................................. 86
PIO Interrupt Enable Register............................................................................. 87
PIO Interrupt Disable Register............................................................................ 87
PIO Interrupt Mask Register ............................................................................... 88
PIO Interrupt Status Register.............................................................................. 88
WD User Interface .............................................................................................. 90
WD Overflow Mode Register .............................................................................. 90
WD Clock Mode Register ................................................................................... 91
WD Control Register........................................................................................... 92
WD Status Register ............................................................................................ 92
WD Enabling Sequence...................................................................................... 93
Chip Identification ............................................................................................... 94
SF User Interface................................................................................................ 94
Chip ID Register ................................................................................................. 95
Chip ID Extension Register................................................................................. 96
Reset Status Register......................................................................................... 97
SF Memory Mode Register................................................................................. 98
SF Protect Mode Register .................................................................................. 98
Pin Description.................................................................................................... 99
Baud Rate Generator........................................................................................ 100
Receiver............................................................................................................ 101
Transmitter........................................................................................................ 103
Break ................................................................................................................ 104
Peripheral Data Controller ................................................................................ 105
Interrupt Generation.......................................................................................... 105
Channel Modes................................................................................................. 105
USART User Interface ...................................................................................... 107
USART Control Register................................................................................... 108
USART Mode Register ..................................................................................... 110
USART Interrupt Enable Register..................................................................... 112
AT91X40 Series
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