AT91M63200-25AI Atmel, AT91M63200-25AI Datasheet - Page 44

• Manufacturer Part Number: AT91M63200-25AI
• Description: IC ARM7 MCU 176 TQFP
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91M63200-25AI

• Core Processor: ARM7
• Core Size: 16/32-Bit
• Speed: 25MHz
• Connectivity: EBI/EMI, SPI, UART/USART
• Peripherals: POR, WDT
• Number Of I /o: 58
• Program Memory Type: OTP
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 3.6 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 176-TQFP, 176-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Program Memory Size: -
• Data Converters: -

AIC Source Mode Register
Register Name:
Access Type:
Reset Value:
•
•
44
PRIOR: Priority Level
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-edge triggered or positive- or negative-level sensitive.
The active level or edge is not programmable for the internal sources.
0
0
1
1
SRCTYPE
31
23
15
–
–
–
7
–
0
1
0
1
Internal Sources
Level Sensitive
Edge Triggered
Level Sensitive
Edge Triggered
AT91M63200
30
22
14
AIC_SMR0...AIC_SMR31
Read/Write
0
–
–
–
6
SRCTYPE
29
21
13
–
–
–
5
External Sources
Low-Level Sensitive
Negative-Edge Triggered
High-Level Sensitive
Positive-Edge Triggered
28
20
12
–
–
–
4
–
27
19
11
–
–
–
3
–
26
18
10
–
–
–
2
PRIOR
25
17
–
–
9
–
1
24
16
–
–
8
–
0