SAM3U2C Atmel Corporation, SAM3U2C Datasheet - Page 837

• 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

37.12.3
6430E–ATARM–29-Aug-11
6430E–ATARM–29-Aug-11
Write Access
Figure 37-11. XFRDONE During a Read Access
During a write access, the XFRDONE flag behaves as shown in
Figure 37-12. XFRDONE During a Write Access
CMDRDY flag
XFRDONE flag
Data bus - D0
Not busy flag
CMD line
XFRDONE flag
CMDRDY flag
Not busy flag
CMD line
D0
Data
HSMCI write CMD
HSMCI read CMD
Card response
Card response
1st Block
1st Block
1st Block
The CMDRDY flag is released 8 tbit after the end of the card response.
The CMDRDY flag is released 8 tbit after the end of the card response.
Last Block
Last Block
Last Block
Figure
D0 is tied by the card
SAM3U Series
SAM3U Series
37-12.
D0 is released
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