AT91SAM9G45-CU-999 Atmel, AT91SAM9G45-CU-999 Datasheet - Page 1024

• Manufacturer Part Number: AT91SAM9G45-CU-999
• Description: IC MCU ARM9 APMC 324TFBGA
• Manufacturer: Atmel
• Series: AT91SAMr

Specifications of AT91SAM9G45-CU-999

• Core Processor: ARM9
• Core Size: 16/32-Bit
• Speed: 400MHz
• Connectivity: EBI/EMI, Ethernet, I²C, IrDA, MMC, SPI, SSC, UART/USART, USB
• Peripherals: AC'97, DMA, I²S, LCD, POR, PWM, WDT
• Number Of I /o: 160
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: ROM
• Ram Size: 128K x 8
• Voltage - Supply (vcc/vdd): 0.9 V ~ 1.1 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 324-TFBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Supplier Unconfirmed

• LOCK_IF
0: Interface Lock capability is disabled
1: Interface Lock capability is enabled
• LOCK_B
0: AHB Bus Locking capability is disabled.
1: AHB Bus Locking capability is enabled.
• LOCK_IF_L
0: The Master Interface Arbiter is locked by the channel x for a chunk transfer.
1: The Master Interface Arbiter is locked by the channel x for a buffer transfer.
• AHB_PROT
AHB_PROT field provides additional information about a bus access and is primarily used to implement some level of
protection.
• FIFOCFG
6438F–ATARM–21-Jun-10
AHB_PROT[2]
HPROT[3]
FIFOCFG
00
01
10
When there is enough space/data available to perform a single AHB access, then the request is serviced.
AHB_PROT[1]
HPROT[2]
The largest defined length AHB burst is performed on the destination AHB interface.
When half FIFO size is available/filled, a source/destination request is serviced.
AHB_PROT[0]
HPROT[1]
FIFO request
HPROT[0]
1
AT91SAM9G45
1: Privileged Access
0: Not Bufferable
0: Not cacheable
0: User Access
1: Cacheable
1: Bufferable
Data access
Description
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