SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 662
![no-image](/images/manufacturer_photos/0/0/79/atmel_corporation_sml.jpg)
SAM9G20
Manufacturer Part Number
SAM9G20
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(248 pages)
2.SAM9261.pdf
(1274 pages)
3.SAM9261.pdf
(43 pages)
4.SAM9G20.pdf
(42 pages)
5.SAM9G20.pdf
(832 pages)
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
- SAM9261 PDF datasheet
- SAM9261 PDF datasheet #2
- SAM9261 PDF datasheet #3
- SAM9G20 PDF datasheet #4
- SAM9G20 PDF datasheet #5
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- Download datasheet (13Mb)
36.5.26.3
Register Name:
Access Type:
• SCF: Single Collision Frames
A 16-bit register counting the number of frames experiencing a single collision before being successfully transmitted, i.e.,
no underrun.
36.5.26.4
Register Name:
Access Type:
• MCF: Multicollision Frames
A 16-bit register counting the number of frames experiencing between two and fifteen collisions prior to being successfully
transmitted, i.e., no underrun and not too many retries.
662
31
23
15
31
23
15
–
–
7
–
–
7
AT91SAM9G20
Single Collision Frames Register
Multicollision Frames Register
30
22
14
30
22
14
EMAC_SCF
Read-write
–
–
6
EMAC_MCF
Read-write
–
–
6
29
21
13
29
21
13
–
–
5
–
–
5
28
20
12
28
20
12
–
–
4
–
–
4
MCF
MCF
SCF
SCF
27
19
11
27
19
11
–
–
3
–
–
3
26
18
10
26
18
10
–
–
2
–
–
2
25
17
25
17
–
–
9
1
–
–
9
1
6384E–ATARM–05-Feb-10
24
16
24
16
–
–
8
0
–
–
8
0
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