AT91SAM9G45-CU Atmel, AT91SAM9G45-CU Datasheet - Page 782

MCU ARM9 324-TFBGA

AT91SAM9G45-CU

Manufacturer Part Number
AT91SAM9G45-CU
Description
MCU ARM9 324-TFBGA
Manufacturer
Atmel
Series
AT91SAMr

Specifications of AT91SAM9G45-CU

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
Processor Series
AT91SAMx
Core
ARM926EJ-S
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
I2C, SPI, UART
Maximum Clock Frequency
800 MHz
Number Of Programmable I/os
160
Number Of Timers
5
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
3rd Party Development Tools
JTRACE-ARM-2M, MDK-ARM, RL-ARM, ULINK2
Development Tools By Supplier
AT91SAM-ICE, AT91-ISP
Minimum Operating Temperature
- 40 C
On-chip Adc
10 bit
Controller Family/series
AT91
No. Of I/o's
160
Ram Memory Size
64KB
Cpu Speed
400MHz
No. Of Timers
2
Rohs Compliant
Yes
For Use With
AT91SAM9G45-EKES - KIT EVAL FOR AT91SAM9G45
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

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6438F–ATARM–21-Jun-10
h. Program LLI_W(n).DMAC_CTRLBx with the following field’s values:
i.
j.
k. Program the channel registers in the Memory for the second descriptor. This
l.
m. The LLI_B(n).DMAC_DADDRx is not relevant if previous word aligned descriptor
n. Program LLI_B(n).DMAC_CTRLAx with the following field’s values:
o. Program LLI_B(n).DMAC_CTRLBx with the following field’s values:
– DST_INCR is set to INCR.
– SRC_INCR is set to INCR.
– FC field is programmed with peripheral to memory flow control mode.
– Both SRC_DSCR and DST_DSCR are set to 1 (descriptor fetch is disabled) or Next
– DIF and SIF are set with their respective layer ID. If SIF is different from DIF, the
p. Program LLI_B(n).DMAC_CFGx memory location for channel x with the following
– FIFOCFG defines the watermark of the DMAC channel FIFO.
– SRC_H2SEL is set to true to enable hardware handshaking on the destination.
descriptor location points to 0.
DMA Controller is able to prefetch data and write HSMCI simultaneously.
–DST_INCR is set to INCR.
–SRC_INCR is set to INCR.
–FC field is programmed with peripheral to memory flow control mode.
–SRC_DSCR is set to 0 (descriptor fetch is enabled for the SRC).
–DST_DSCR is set to TRUE (descriptor fetch is disabled for the DST).
–DIF and SIF are set with their respective layer ID. If SIF is different from DIF, the
Program LLI_W(n).DMAC_CFGx register for channel x with the following field’s
values:
–FIFOCFG defines the watermark of the DMA channel FIFO.
–DST_REP is set to zero. Address are contiguous.
–SRC_H2SEL is set to true to enable hardware handshaking on the destination.
–SRC_PER is programmed with the hardware handshaking ID of the targeted
Program LLI_W(n).DMAC_DSCRx with the address of LLI_B(n) descriptor. And set
the DSCRx_IF to the AHB Layer ID. This operation actually links the Word oriented
descriptor on the second byte oriented descriptor. When block_length[1:0] is equal
to 0 (multiple of 4) LLI_W(n).DMAC_DSCRx points to 0, only LLI_W(n) is relevant.
descriptor will be byte oriented. This descriptor is referred to as LLI_B(n), standing
for LLI Byte oriented.
The LLI_B(n).DMAC_SADDRx field in memory must be set with the starting
address of the HSMCI_FIFO address.
was enabled. If 1, 2 or 3 bytes are transferred, that address is user defined and not
word aligned.
–DST_WIDTH is set to BYTE.
–SRC_WIDTH is set to BYTE.
–SCSIZE must be set according to the value of HSMCI_DMA, CHKSIZE field.
–BTSIZE is programmed with block_length[1:0]. (last 1, 2, or 3 bytes of the buffer).
field’s values:
DMA Controller is able to prefetch data and write HSMCI simultaneously.
HSMCI Host Controller.
AT91SAM9G45
782

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