M55800A Atmel Corporation, M55800A Datasheet - Page 104

• Manufacturer Part Number: M55800A
• Manufacturer: Atmel Corporation

Specifications of M55800A

• Flash (kbytes): 0 Kbytes
• Pin Count: 176
• Max. Operating Frequency: 33 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 58
• Ext Interrupts: 58
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 3
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 72
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 8
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3/5.0
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

15.10.2
Register Name:
Access Type:
Reset Value:
• VECTOR: Interrupt Handler Address
The user may store in these registers the addresses of the corresponding handler for each interrupt source.
15.10.3
Register Name:
Access Type:
Reset Value:
Offset:
• IRQV: Interrupt Vector Register
The IRQ Vector Register contains the vector programmed by the user in the Source Vector Register corresponding to the
current interrupt.
The Source Vector Register (1 to 31) is indexed using the current interrupt number when the Interrupt Vector Register is
read.
When there is no current interrupt, the IRQ Vector Register reads 0.
104
31
23
15
31
23
15
7
7
AT91M5880A
AIC Source Vector Register
AIC Interrupt Vector Register
30
22
14
30
22
14
AIC_SVR0..AIC_SVR31
Read/Write
0
6
AIC_IVR
Read-only
0
0x100
6
29
21
13
29
21
13
5
5
28
20
12
28
20
12
4
4
VECTOR
VECTOR
VECTOR
VECTOR
IRQV
IRQV
IRQV
IRQV
27
19
11
27
19
11
3
3
26
18
10
26
18
10
2
2
25
17
25
17
9
1
9
1
1745F–ATARM–06-Sep-07
24
16
24
16
8
0
8
0