SAM9X25 Atmel Corporation, SAM9X25 Datasheet - Page 832

• Manufacturer Part Number: SAM9X25
• Manufacturer: Atmel Corporation

Specifications of SAM9X25

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 400 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 105
• Ext Interrupts: 105
• Usb Transceiver: 3
• Usb Speed: Hi-Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 3
• Uart: 7
• Can: 2
• Lin: 4
• Ssc: 1
• Ethernet: 2
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 12
• Adc Resolution (bits): 10
• Adc Speed (ksps): 440
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: DDR/LPDDR, SDRAM/LPSDR
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 0.9 to 1.1
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

Figure 39-37. SPI Transfer Format (CPHA=1, 8 bits per transfer)
Figure 39-38. SPI Transfer Format (CPHA=0, 8 bits per transfer)
832
832
SPI Master -> RXD
SCK cycle (for reference)
SPI Master -> TXD
SPI Master -> RTS
SPI Master -> RTS
SPI Slave -> RXD
SPI Master ->RXD
SPI Slave -> TXD
SPI Slave -> CTS
SPI Master ->TXD
SPI Slave -> RXD
SCK cycle (for reference)
SPI Slave -> TXD
SPI Slave -> CTS
(CPOL = 0)
(CPOL = 1)
(CPOL = 0)
(CPOL = 1)
SAM9X25
SAM9X25
MOSI
MISO
MOSI
MISO
SCK
SCK
NSS
SCK
SCK
NSS
MSB
1
1
MSB
MSB
MSB
2
2
6
6
6
6
3
3
5
5
5
5
4
4
4
4
4
4
5
5
3
3
3
3
6
6
6
2
2
2
2
7
7
1
1
1
1
8
8
LSB
LSB
LSB
LSB
11054A–ATARM–27-Jul-11
11054A–ATARM–27-Jul-11