SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 399

• Manufacturer Part Number: SAM3U2C
• Manufacturer: Atmel Corporation

Specifications of SAM3U2C

• Flash (kbytes): 128 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 96 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 28
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 57
• Ext Interrupts: 57
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device
• Spi: 4
• Twi (i2c): 1
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 36
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: No
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Figure 25-40. Parity Generation for 512/1024/2048/4096 16-bit Words
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
(Page size -3 )th word
(Page size -2 )th word
(Page size -1 )th word
Page size th word
2nd word
3rd word
4th word
1st word
To calculate P8’ to PX’ and P8 to PX, apply the algorithm that follows.
Page size = 2
for i =0 to n
begin
end
for (j = 0 to page_size_word)
begin
if(j[i] ==1)
else
end
P[2
P[2
i+3
i+3
]= bit15(+)bit14(+)bit13(+)bit12(+)
]’=bit15(+)bit14(+)bit13(+)bit12(+)
(+)
(+)
n
bit11(+)bit10(+)bit9(+)bit8(+)
bit7(+)bit6(+)bit5(+)bit4(+)bit3(+)
bit2(+)bit1(+)bit0(+)P[2
bit11(+)bit10(+)bit9(+)bit8(+)
bit7(+)bit6(+)bit5(+)bit4(+)bit3(+)
bit2(+)bit1(+)bit0(+)P[2
n+3
i+3
]
]'
SAM3U Series
SAM3U Series
399
399