SAM7X256 Atmel Corporation, SAM7X256 Datasheet - Page 533

• Manufacturer Part Number: SAM7X256
• Manufacturer: Atmel Corporation

Specifications of SAM7X256

• Flash (kbytes): 256 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 55 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 62
• Ext Interrupts: 62
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 2
• Twi (i2c): 1
• Uart: 3
• Can: 1
• Ssc: 1
• Ethernet: 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
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 64
• Self Program Memory: NO
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

• DRPT: Disable Repeat
0 = When a transmit mailbox loses the bus arbitration, the transfer request remains pending.
1 = When a transmit mailbox lose the bus arbitration, the transfer request is automatically aborted. It automatically raises
the MABT and MRDT flags in the corresponding CAN_MSRx.
• RXSYNC: Reception Synchronization Stage (not readable)
This field allows configuration of the reception stage of the macrocell (for debug purposes only)
6120I–ATARM–06-Apr-11
RXSYNC
others
0
1
2
Reception Synchronization Stage
Rx Signal with Double Synchro Stages (2 Positive Edges)
Rx Signal with Double Synchro Stages (One Positive Edge and One Negative Edge)
Rx Signal with Single Synchro Stage (Positive Edge)
Rx Signal with No Synchro Stage
SAM7X512/256/128
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