SAM9G45 Atmel Corporation, SAM9G45 Datasheet - Page 1108

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SAM9G45

Manufacturer Part Number
SAM9G45
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of SAM9G45

Flash (kbytes)
0 Kbytes
Pin Count
324
Max. Operating Frequency
400 MHz
Cpu
ARM926
Hardware Qtouch Acquisition
No
Max I/o Pins
160
Ext Interrupts
160
Usb Transceiver
3
Usb Speed
Hi-Speed
Usb Interface
Host, Device
Spi
2
Twi (i2c)
2
Uart
5
Lin
4
Ssc
2
Ethernet
1
Sd / Emmc
2
Graphic Lcd
Yes
Video Decoder
No
Camera Interface
Yes
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
440
Resistive Touch Screen
Yes
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
64
Self Program Memory
NO
External Bus Interface
2
Dram Memory
DDR2/LPDDR, SDRAM/LPSDR
Nand Interface
Yes
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8/3.3
Operating Voltage (vcc)
0.9 to 1.1
Fpu
No
Mpu / Mmu
No/Yes
Timers
6
Output Compare Channels
6
Input Capture Channels
6
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
No
45.12.7
Name: DMAFRMCFG
Address:0x00500018
Access: Read-write
Reset value: 0x00000000
• FRMSIZE: Frame Size
In single scan mode, this is the frame size in words. In dual scan mode, this is the size of each panel.
If a dual scan configuration is selected in LCDCON2 register or bit DMA2DEN in register DMACON is set, the bit
DMAUPDT in that same register must be written after writing any new value to this field in order to make the DMA controller
use this new value.
• BRSTLN: Burst Length in Words
Program with the desired burst length - 1
1108
31
23
15
7
SAM9G45
DMA Frame Configuration Register
30
22
14
6
29
21
13
5
28
20
12
4
FRMSIZE
FRMSIZE
FRMSIZE
BRSTLN
27
19
11
3
26
18
10
2
25
17
9
1
6438G–ATARM–19-Apr-11
24
16
8
0

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