SAM9G45 Atmel Corporation, SAM9G45 Datasheet - Page 90

• Manufacturer Part Number: SAM9G45
• Manufacturer: Atmel Corporation

Specifications of SAM9G45

• Flash (kbytes): 0 Kbytes
• Pin Count: 324
• Max. Operating Frequency: 400 MHz
• Cpu: ARM926
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 160
• Ext Interrupts: 160
• Usb Transceiver: 3
• Usb Speed: Hi-Speed
• Usb Interface: Host, Device
• Spi: 2
• Twi (i2c): 2
• Uart: 5
• Lin: 4
• Ssc: 2
• Ethernet: 1
• Sd / Emmc: 2
• Graphic Lcd: Yes
• Video Decoder: No
• Camera Interface: Yes
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 440
• Resistive Touch Screen: Yes
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 64
• Self Program Memory: NO
• External Bus Interface: 2
• 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

13.5.2
Register Name:
Address:
Access Type:
• ALMV: Alarm Value
Defines the alarm value (ALMV+1) compared with the Real-time Timer.
13.5.3
Register Name:
Address:
Access Type:
• CRTV: Current Real-time Value
Returns the current value of the Real-time Timer.
90
31
23
15
31
23
15
7
7
SAM9G45
Real-time Timer Alarm Register
Real-time Timer Value Register
30
22
14
30
22
14
0xFFFFFD24
6
0xFFFFFD28
6
RTT_AR
Read/Write
RTT_VR
Read-only
29
21
13
29
21
13
5
5
28
20
12
28
20
12
4
4
ALMV
ALMV
ALMV
ALMV
CRTV
CRTV
CRTV
CRTV
27
19
11
27
19
11
3
3
26
18
10
26
18
10
2
2
25
17
25
17
9
1
9
1
6438G–ATARM–19-Apr-11
24
16
24
16
8
0
8
0