AT32UC3A364S Atmel Corporation, AT32UC3A364S Datasheet - Page 250

• Manufacturer Part Number: AT32UC3A364S
• Manufacturer: Atmel Corporation

Specifications of AT32UC3A364S

• Flash (kbytes): 64 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 66 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 32
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 110
• Ext Interrupts: 110
• Usb Transceiver: 1
• Usb Speed: Hi-Speed
• Usb Interface: Device + OTG
• Spi: 6
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 16
• Temp. Sensor: No
• Crypto Engine: AES
• Sram (kbytes): 128
• Self Program Memory: YES
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.0 to 3.6
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 12
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

Figure 17-4. Parity Generation for 512/1024/2048/4096 16-bit Words
32072G–11/2011
(page size-3)th byte
(page size-2)th byte
(page size-1)th byte
page size th byte
1
2
3
4
st
nd
rd
th
Page size = 512
Page size = 1024
Page size = 2048
Page size = 4096
byte
byte
byte
byte
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10
Bit 15 Bit 14 Bit 13 Bit 12 Bit 11 Bit 10
Bit 7
Bit 7
Bit 7
Bit 7
P1
P2
Bit 6
Bit 6
Bit 6
Bit 6
P1'
P4
To calculate P8’ to PX’ and P8 to PX, apply the algorithm that follows.
Px = 2048
Px = 4096
Px = 8192
Px = 16384
Bit 5
Bit 5
Bit 5
Bit 5
P1
P2'
Page size = 2
Bit 4
Bit 4
Bit 4
Bit 4
P1'
for i =0 to n
begin
end
P5
for (j = 0 to page_size_word)
begin
if(j[i] ==1)
else
end
Bit 3
Bit 3
Bit 3
Bit 3
P1
P[2
P[2
P2
i+3
i+3
Bit 2
Bit 2
Bit 2
Bit 2
P1'
]= bit15(+)bit14(+)bit13(+)bit12(+)
]’=bit15(+)bit14(+)bit13(+)bit12(+)
P4'
n
Bit 9
Bit 9
Bit 9
Bit 9
Bit 1
Bit 1
Bit 1
Bit 1
P1
P1=bit15(+)bit13(+)bit11(+)bit9(+)bit7(+)bit5(+)bit3(+)bit1(+)P1
P2=bit15(+)bit14(+)bit11(+)bit10(+)bit7(+)bit6(+)bit3(+)bit2(+)P2
P4=bit15(+)bit14(+)bit13(+)bit12(+)bit7(+)bit6(+)bit5(+)bit4(+)P4
P5=bit15(+)bit14(+)bit13(+)bit12(+)bit11(+)bit10(+)bit9(+)bit8(+)P5
P2'
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
Bit 8
Bit 8
Bit 8
Bit 8
Bit 0
Bit 0
Bit 0
Bit 0
P1'
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
P1
P2
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
Bit 6
P1'
P4
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
Bit 5
P1
P2'
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
Bit 4
P1'
P5'
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
Bit 3
P1
n+3
i+3
P2
]
]'
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
Bit 2
P1'
P4'
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
Bit 1
P1
P2'
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
Bit 0
P1'
P8'
P8'
P8'
P8'
P8
P8
P8
P8
P16'
P16'
P16
P16
P32'
P32
250
PX’
PX