SAM9G25 Atmel Corporation, SAM9G25 Datasheet - Page 930

• 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

41.7.2
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• LOWRES: Resolution
• SLEEP: Sleep Mode
• FWUP: Fast Wake Up
• PRESCAL: Prescaler Rate Selection
• STARTUP: Start Up Time
930
930
ADCClock = MCK / ( (PRESCAL+1) * 2 )
Value
Value
Value
USEQ
Value
31
23
15
0
1
2
3
0
1
0
1
0
1
–
7
–
SAM9G25
SAM9G25
ADC Mode Register
NORMAL
Name
SLEEP
SUT16
SUT24
Name
OFF
Name
SUT0
SUT8
ON
30
22
14
ADC_MR
0xF804C004
Read-write
–
–
6
–
BITS_10
BITS_8
Name
Description
Fast Wake Up Sleep Mode: The Voltage reference is ON between conversions and ADC Core is OFF
Normal Sleep Mode: The sleep mode is defined by the SLEEP bit
Description
Normal Mode: The ADC Core and reference voltage circuitry are kept ON between conversions
Sleep Mode: The ADC Core and reference voltage circuitry are OFF between conversions
Description
0 periods of ADCClock
8 periods of ADCClock
16 periods of ADCClock
24 periods of ADCClock
29
21
13
–
–
5
–
Description
10-bit resolution
8-bit resolution
28
20
12
–
–
4
–
PRESCAL
“ADC Write Protect Mode Register” on page
27
19
11
3
–
26
18
10
2
–
TRACKTIM
STARTUP
25
17
9
1
–
11032A–ATARM–27-Jul-11
11032A–ATARM–27-Jul-11
948.
24
16
8
0
–