AT91RM9200-CI-002 Atmel, AT91RM9200-CI-002 Datasheet - Page 243

• Manufacturer Part Number: AT91RM9200-CI-002
• Description: IC ARM9 MCU 256 BGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91RM9200-CI-002

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 180MHz
• Connectivity: EBI/EMI, Ethernet, I²C, MMC, SPI, SSC, UART/USART, USB
• Peripherals: POR
• Number Of I /o: 122
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: ROM
• Ram Size: 48K x 8
• Voltage - Supply (vcc/vdd): 1.65 V ~ 1.95 V
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 256-BGA
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

22.7.1.5
22.7.1.6
1768I–ATARM–09-Jul-09
Internal Interrupt Source Input Stage
External Interrupt Source Input Stage
Figure 22-4.
Figure 22-5. External Interrupt Source Input Stage
Source i
AIC_ISCR
AIC_ICCR
Internal Interrupt Source Input Stage
High/Lo w
Set
Detector
Pos./Neg.
nIRQ
MCK
Edge
Clear
Peripheral Interrupt
Becomes Active
AIC_SMRi
SRCTYPE
Maximum IRQ Latency = 3.5 Cycles
Level/
Edge
AIC_IPR
AIC_IMR
FF
AT91RM9200
Fast Interrupt Controller
or
Priority Controller
AIC_IECR
AIC_IDCR
243