SAM3S4B Atmel Corporation, SAM3S4B Datasheet - Page 822

• Manufacturer Part Number: SAM3S4B
• Manufacturer: Atmel Corporation

Specifications of SAM3S4B

• Flash (kbytes): 256 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 64 MHz
• Cpu: Cortex-M3
• # Of Touch Channels: 23
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 79
• Ext Interrupts: 79
• Usb Transceiver: 1
• Quadrature Decoder Channels: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 3
• Twi (i2c): 2
• Uart: 4
• Ssc: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 10
• Adc Resolution (bits): 12
• Adc Speed (ksps): 1000
• Analog Comparators: 1
• Resistive Touch Screen: No
• Dac Channels: 2
• Dac Resolution (bits): 12
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 48
• Self Program Memory: YES
• 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

• OPDCMD: Open Drain Command
0 (PUSHPULL) = Push pull command.
1 (OPENDRAIN) = Open drain command.
• MAXLAT: Max Latency for Command to Response
0 (5) = 5-cycle max latency.
1 (64) = 64-cycle max latency.
• TRCMD: Transfer Command
• TRDIR: Transfer Direction
0 (WRITE) = Write.
1 (READ) = Read.
• TRTYP: Transfer Type
• IOSPCMD: SDIO Special Command
822
Value
Value
Value
Value
5
6
7
0
1
2
3
0
1
2
4
5
0
1
2
SAM3S
START_DATA
STOP_DATA
IT_RESP
MULTIPLE
NO_DATA
STREAM
SUSPEND
SINGLE
Name
RESUME
BLOCK
BOR
EBO
Name
BYTE
Name
Name
STD
–
Description
Interrupt response:
Corresponds to the Interrupt Mode (CMD40).
Boot Operation Request.
Start a boot operation mode, the host processor can read boot data from the MMC device directly.
End Boot Operation.
This command allows the host processor to terminate the boot operation mode.
Description
MMC/SDCard Single Block
MMC/SDCard Multiple Block
MMC Stream
SDIO Byte
SDIO Block
Description
No data transfer
Start data transfer
Stop data transfer
Reserved
Description
Not an SDIO Special Command
SDIO Suspend Command
SDIO Resume Command
6500C–ATARM–8-Feb-11