SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 76

• Manufacturer Part Number: SAM9G20
• Manufacturer: Atmel Corporation

Specifications of SAM9G20

• Flash (kbytes): 0 Kbytes
• Pin Count: 217
• Max. Operating Frequency: 400 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): 1
• Uart: 7
• 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): 95
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• 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): 0.9 to 1.1
• Fpu: No
• Mpu / Mmu: No/Yes
• Timers: 6
• Output Compare Channels: 6
• Input Capture Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

6384E–ATARM–05-Feb-10
Table 13-4.
Note:
3.0
4.433619
6.0
24.0
33.0
5. Initialization of the DBGU serial port (115200 bauds, 8, N, 1)
6. Jump to Serial Flash Boot sequence through NPCS0. If Serial Flash Boot succeeds,
7. Jump to DataFlash Boot sequence through NPCS0. If DataFlash Boot succeeds, per-
8. Jump to Serial Flash Boot sequence through NPCS1. If Serial Flash Boot succeeds,
9. Jump to DataFlash Boot sequence through NPCS1. If DataFlash Boot succeeds, per-
10. Jump to NAND Flash Boot sequence. If NAND Flash Boot succeeds, perform a remap
11. Jump to SDCard Boot sequence. If SDCard Boot succeeds, perform a remap and jump
12. Jump to EEPROM Boot sequence. If EEPROM Boot succeeds, perform a remap and
13. Activation of the Instruction Cache
14. Jump to SAM-BA Boot sequence
15. Disable the WatchDog
16. Initialization of the USB Device Port
7.3728
11.05920
14.7456
– If an external 32768 Hz Oscillator is used (OSCSEL = 1) and Main Oscillator is
perform a remap and jump to 0x0.
form a remap and jump to 0x0.
perform a remap and jump to 0x0.
form a remap and jump to 0x0.
and jump to 0x0.
to 0x0.
jump to 0x0.
bypassed.
Booting either on USB or on DBGU is possible with any of these input frequencies.
Input Frequencies Supported (OSCEL = 1)
Table 13-4
3.2768
6.144
7.864320
12.0
16.0
24.576
40.0
4.608
defines the crystals supported by the Boot Program.
3.6864
25.0
48.0
4.9152
6.4
8.0
12.288
17.734470
3.84
28.224
50
5.0
6.5536
9.8304
13.56
18.432
AT91SAM9G20
4.0
32.0
5.24288
7.159090
10.0
14.31818
20.0
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