SAM9G20 Atmel Corporation, SAM9G20 Datasheet - Page 253
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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23.7.28
Name:
Address:
Access:
• P0-P31: Glitch or Debouncing Filter Selection Status
0: The Glitch Filter is able to filter glitches with a duration < Tmck2.
1: The Debouncing Filter is able to filter pulses with a duration < Tdiv_slclk/2.
23.7.29
Name:
Address:
Access:
• DIVx: Slow Clock Divider Selection for Debouncing
Tdiv_slclk = 2*(DIV+1)*Tslow_clock.
11053B–ATARM–22-Sep-11
11053B–ATARM–22-Sep-11
P31
P23
P15
P7
31
23
15
31
23
15
7
–
–
–
7
PIO Input Filter Slow Clock Status Register
PIO Slow Clock Divider Debouncing Register
P30
P22
P14
P6
30
22
14
30
22
14
PIO_IFSCSR
0xFFFFF488 (PIOA), 0xFFFFF688 (PIOB), 0xFFFFF888 (PIOC), 0xFFFFFA88 (PIOD)
Read-only
6
PIO_SCDR
0xFFFFF48C (PIOA), 0xFFFFF68C (PIOB), 0xFFFFF88C (PIOC), 0xFFFFFA8C (PIOD)
Read-write
–
–
–
6
P29
P21
P13
P5
29
21
13
29
21
13
5
–
–
5
P28
P20
P12
P4
28
20
12
28
20
12
4
–
–
4
DIV
P27
P19
P11
P3
27
19
11
27
19
11
3
–
–
3
DIV
P26
P18
P10
P2
26
18
10
26
18
10
–
–
2
2
P25
P17
P9
P1
25
17
25
17
–
–
9
1
9
1
SAM9G35
SAM9G35
P24
P16
P8
P0
24
16
24
16
–
–
8
0
8
0
253
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