SAM9XE128 Atmel Corporation, SAM9XE128 Datasheet - Page 400

• Manufacturer Part Number: SAM9XE128
• Manufacturer: Atmel Corporation

Specifications of SAM9XE128

• Flash (kbytes): 128 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 180 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 96
• Ext Interrupts: 96
• Usb Transceiver: 3
• Usb Speed: Full Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 2
• Uart: 6
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 312
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.65 to 1.95
• Fpu: No
• Mpu / Mmu: No / Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

31.4
Figure 31-3. I/O Line Control Logic
400
Output Enable
Output Enable
Peripheral A
Peripheral B
Functional Description
Peripheral A
Peripheral B
PIO_BSR[0]
PIO_ASR[0]
AT91SAM9XE128/256/512 Preliminary
Output
Output
PIO_ABSR[0]
PIO_OER[0]
PIO_ODR[0]
The PIO Controller features up to 32 fully-programmable I/O lines. Most of the control logic asso-
ciated to each I/O is represented in
represents but one of up to 32 possible indexes.
1
1
0
0
PIO_OSR[0]
PIO_IFER[0]
PIO_IFDR[0]
PIO_SODR[0]
PIO_CODR[0]
PIO_IFSR[0]
PIO_PER[0]
PIO_PDR[0]
Glitch
Filter
PIO_ODSR[0]
PIO_PSR[0]
PIO_PDSR[0]
1
0
PIO_IER[31]
PIO_IDR[31]
PIO_IER[0]
PIO_IDR[0]
1
0
1
0
Detector
Edge
PIO_IMR[31]
PIO_ISR[31]
PIO_IMR[0]
PIO_ISR[0]
PIO_MDER[0]
PIO_MDDR[0]
Figure
PIO_MDSR[0]
31-3. In this description each signal shown
(Up to 32 possible inputs)
1
0
0
1
PIO_PUER[0]
PIO_PUDR[0]
PIO_PUSR[0]
PIO Interrupt
Peripheral B
Peripheral A
Input
Input
6254C–ATARM–22-Jan-10
Pad