AT91SAM7A1-AU Atmel, AT91SAM7A1-AU Datasheet - Page 203

• Manufacturer Part Number: AT91SAM7A1-AU
• Description: IC ARM7 MCU 32BIT ROMLESS144LQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7A1-AU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 40MHz
• Connectivity: CAN, EBI/EMI, SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 49
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 144-LQFP
• For Use With: AT91SAM7A1-EK - BOARD EVAL FOR AT91SAM7A1
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

20.3.7
Name:
Access:
Offset:
20.3.8
Name:
Access:
Offset:
20.3.9
Name:
Access:
Offset:
• CHENDx: Channel x End Interrupt Mask
0: Channel x end interrupt is disabled.
1: Channel x end interrupt is enabled.
• CHDISx: Channel x Disable Interrupt Mask
0: Channel x disable interrupt is disabled.
1: Channel x disable interrupt is enabled.
• CHLDx: Channel x Load Interrupt Mask
0: Channel x load interrupt is disabled.
1: Channel x load interrupt is enabled.
6048B–ATARM–29-Jun-06
31
23
15
31
23
15
–
–
–
7
–
–
–
–
7
–
ST Interrupt Enable Register
ST Interrupt Disable Register
ST Interrupt Mask Register
ST_IER
Write-only
0x074
ST_IDR
Write-only
0x078
ST_IMR
Read-only
0x07C
30
22
14
30
22
14
–
–
–
6
–
–
–
–
6
–
CHLD1
CHLD1
29
21
13
29
21
13
–
–
–
5
–
–
–
5
CHDIS1
CHDIS1
28
20
12
28
20
12
–
–
–
4
–
–
–
4
CHEND1
CHEND1
27
19
11
27
19
11
–
–
–
3
–
–
–
3
CHLD0
CHLD0
26
18
10
26
18
10
–
–
–
2
–
–
–
2
CHDIS0
CHDIS0
AT91SAM7A1
25
17
25
17
–
–
9
–
1
–
–
9
–
1
CHEND0
CHEND0
24
16
24
16
–
–
8
–
0
–
–
8
–
0
203