SAM9G25 Atmel Corporation, SAM9G25 Datasheet - Page 924

• Manufacturer Part Number: SAM9G25
• Manufacturer: Atmel Corporation

Specifications of SAM9G25

• Flash (kbytes): 0 Kbytes
• Pin Count: 247
• 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
• Lin: 4
• Ssc: 1
• Ethernet: 1
• Sd / Emmc: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: Yes
• 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: DDR2/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 41-4. GOVRE and OVREx Flag Behavior
924
924
(ADC_CHSR)
(ADC_CHSR)
(ADC_OVER)
(ADC_OVER)
ADC_LCDR
ADC_CDR0
ADC_CDR1
Trigger event
(ADC_SR)
(ADC_SR)
(ADC_SR)
(ADC_SR)
GOVRE
OVRE1
OVRE0
SAM9G25
SAM9G25
DRDY
EOC0
EOC1
CH0
CH1
Undefined Data
Undefined Data
Warning: If the corresponding channel is disabled during a conversion or if it is disabled and
then reenabled during a conversion, its associated data and its corresponding EOC and OVRE
flags in ADC_SR are unpredictable.
Conversion A
Undefined Data
Conversion B
Data A
Data A
Data B
Conversion C
Data B
Read ADC_SR
Data C
Read ADC_CDR1
Data C
Read ADC_OVER
11032A–ATARM–27-Jul-11
11032A–ATARM–27-Jul-11
Read ADC_CDR0