SAM7S128 Atmel Corporation, SAM7S128 Datasheet - Page 184

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SAM7S128

Manufacturer Part Number
SAM7S128
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM7S128

Flash (kbytes)
128 Kbytes
Pin Count
64
Max. Operating Frequency
55 MHz
Cpu
ARM7TDMI
Hardware Qtouch Acquisition
No
Max I/o Pins
32
Ext Interrupts
32
Usb Transceiver
1
Usb Speed
Full Speed
Usb Interface
Device
Spi
1
Twi (i2c)
1
Uart
3
Ssc
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
384
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
32
Self Program Memory
NO
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
3.0 to 3.6
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
3
Input Capture Channels
3
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
23.8.15
Register Name:
Access Type:
Reset Value:
• SIVR: Spurious Interrupt Vector Register
The user may store the address of a spurious interrupt handler in this register. The written value is returned in AIC_IVR in
case of a spurious interrupt and in AIC_FVR in case of a spurious fast interrupt.
23.8.16
Register Name:
Access Type:
Reset Value:
• PROT: Protection Mode
0 = The Protection Mode is disabled.
1 = The Protection Mode is enabled.
• GMSK: General Mask
0 = The nIRQ and nFIQ lines are normally controlled by the AIC.
1 = The nIRQ and nFIQ lines are tied to their inactive state.
184
31
23
15
31
23
15
7
7
SAM7S Series
AIC Spurious Interrupt Vector Register
AIC Debug Control Register
30
22
14
30
22
14
AIC_SPU
0x0
6
AIC_DEBUG
0x0
6
Read/Write
Read/Write
29
21
13
29
21
13
5
5
28
20
12
28
20
12
4
4
SIVR
SIVR
SIVR
SIVR
27
19
11
27
19
11
3
3
26
18
10
26
18
10
2
2
GMSK
25
17
25
17
9
1
9
1
6175L–ATARM–28-Jul-11
PROT
24
16
24
16
8
0
8
0

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