AT91SAM7S32B-MU Atmel, AT91SAM7S32B-MU Datasheet - Page 179

• Manufacturer Part Number: AT91SAM7S32B-MU
• Description: IC MCU ARM7 32KB FLASH 48-VQFN
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM7S32B-MU

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 55MHz
• Connectivity: I²C, SPI, SSC, UART/USART
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• For Use With: AT91SAM-ICE - EMULATOR FOR AT91 ARM7/ARM9AT91SAM7S-EK - KIT EVAL FOR ARM AT91SAM7S
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

23.8.5
Register Name:
Access Type:
Reset Value:
• FIQV: FIQ Vector Register
The FIQ Vector Register contains the vector programmed by the user in the Source Vector Register 0. When there is no
fast interrupt, the FIQ Vector Register reads the value stored in AIC_SPU.
23.8.6
Register Name:
Access Type:
Reset Value:
• IRQID: Current Interrupt Identifier
The Interrupt Status Register returns the current interrupt source number.
6175K–ATARM–30-Aug-10
31
23
15
31
23
15
7
–
–
–
7
–
AIC FIQ Vector Registe
AIC Interrupt Status Register
30
22
14
30
22
14
AIC_FVR
Read-only
6
AIC_ISR
Read-only
–
–
–
6
–
0 x0
0x0
r
29
21
13
29
21
13
5
–
–
–
5
–
28
20
12
28
20
12
4
–
–
–
4
FIQV
FIQV
FIQV
FIQV
AT91SAM7S Series Preliminary
27
19
11
27
19
11
3
–
–
–
3
IRQID
26
18
10
26
18
10
2
–
–
–
2
25
17
25
17
9
1
–
–
9
–
1
24
16
24
16
8
0
–
–
8
–
0
179