SAM9G45 Atmel Corporation, SAM9G45 Datasheet - Page 1081

• Manufacturer Part Number: SAM9G45
• Manufacturer: Atmel Corporation

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

11053B–ATARM–22-Sep-11
11053B–ATARM–22-Sep-11
Figure 45-5. 4:2:0 Upsampling Algorithm
Chroma
Chroma 0
Chroma x
Chroma
Chroma
x
-- - 0
2
-- - y
2
x
-- - y
2
x
Y sample
Cr Cb calculated at encoding time
Cr Cb interpolated from 2 Chroma Component
Cr Cb interpolated from 4 Chroma Component
-- -
2
-- -
2
y
y
-- -
2
=
C[0,y/2]
C[0,y]
=
=
Vertical and Horizontal upsampling 4:2:0 to 4:4:4 conversion
=
Cr 0 0
------------------------------------------------
C[0,0]
=
Cr x 0
---------------------------------------------- -
Cr 0 y
---------------------------------------------- -
Cr 0 0
--------------------------------------------- -
Cr 0 0
------------------------------------------------------------------------------------------------------
+
2
Cr 0 x
2
2
2
+
+
+
+
Cr x y
Cr x y
C 0 y
Cr x 0
C[x/2,0]
C[x/2,y]
C[x/2,y/2]
4
+
Cr y 0
+
Cr x y
C[x,0]
C[x,y/2]
C[x,y]
SAM9G35
SAM9G35
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