AT91R40807-33AI Atmel, AT91R40807-33AI Datasheet - Page 62
AT91R40807-33AI
Manufacturer Part Number
AT91R40807-33AI
Description
IC ARM7 MCU 176 TQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheets
1.AT91R40807-33AC.pdf
(19 pages)
2.AT91R40807-33AC.pdf
(20 pages)
3.AT91R40807-33AI.pdf
(153 pages)
Specifications of AT91R40807-33AI
Core Processor
ARM7
Core Size
16/32-Bit
Speed
33MHz
Connectivity
EBI/EMI, UART/USART
Peripherals
WDT
Number Of I /o
32
Program Memory Type
ROMless
Ram Size
136K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 3.6 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TQFP, 100-VQFP
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
AT91R40807-33AI
Manufacturer:
ATMEL
Quantity:
1 831
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AIC Source Mode Register
Register Name: AIC_SMR0 - AIC_SMR31
Access Type:
Reset Value:
Offset:
• PRIOR: Priority Level (Code Label AIC_PRIOR)
Program the priority level for all sources except source 0 (FIQ).
The priority level can be between 0 (lowest) and 7 (highest).
The priority level is not used for the FIQ, in the SMR0.
• SRCTYPE: Interrupt Source Type
Program the input to be positive or negative level sensitive or positive or negative edge triggered.
The active level or edge is not programmable for the internal sources.
62
0
0
1
1
x
x
31
23
15
SRCTYPE
SRCTYPE
–
–
–
–
7
AT91X40 Series
0
1
0
1
0
1
Read/Write
0
0x000 - 0x07C
30
22
14
–
–
–
6
External Sources
Low Level Sensitive
Negative Edge Triggered
High Level Sensitive
Positive Edge Triggered
Internal Sources
Level Sensitive
Edge Triggered
SRCTYPE
29
21
13
–
–
–
5
28
20
12
–
–
–
–
4
27
19
11
–
–
–
–
3
AIC_SRCTYPE_EXT_NEGATIVE_EDGE
AIC_SRCTYPE_EXT_POSITIVE_EDGE
AIC_SRCTYPE_EXT_HIGH_LEVEL
AIC_SRCTYPE_EXT_LOW_LEVEL
AIC_SRCTYPE_INT_LEVEL
AIC_SRCTYPE_INT_EDGE
26
18
10
–
–
–
2
AIC_SRCTYPE
AIC_SRCTYPE
Code Label
Code Label
PRIOR
25
17
–
–
9
–
1
1354D–ATARM–08/02
24
16
–
–
–
8
0
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