SAM9G46 Atmel Corporation, SAM9G46 Datasheet - Page 955
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SAM9G46
Manufacturer Part Number
SAM9G46
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(248 pages)
2.SAM9261.pdf
(1274 pages)
3.SAM9261.pdf
(43 pages)
4.SAM9G46.pdf
(58 pages)
Specifications of SAM9G46
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
AES/DES
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
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41.8.18
Name:
Address:
Access:
This register can only be written if the WPEN bit is cleared in
• TSMODE: Touchscreen Mode
When TSMOD equals 01 or 10 (i.e. 4-wire mode), channel 0, 1, 2 and 3 must not be used for classic ADC conversions.
When TSMOD equals 11 (i.e. 5-wire mode), channel 0, 1, 2, 3, and 4 must not be used.
• TSAV: Touchscreen Average
• TSFREQ: Touchscreen Frequency
Defines the Touchscreen Frequency compared to the Trigger Frequency.
TSFREQ must be greater or equal to TSAV.
The Touchscreen Frequency is:
11053B–ATARM–22-Sep-11
Value
Value
Touchscreen Frequency = Trigger Frequency / 2
31
23
15
0
1
2
3
–
–
7
–
0
1
2
3
ADC Touchscreen Mode Register
NOTSDMA
4_WIRE_NO_PM
NO_FILTER
AVG2CONV
AVG4CONV
AVG8CONV
30
22
14
ADC_TSMR
0xF804C0B0
Read-write
–
6
–
4_WIRE
5_WIRE
NONE
Name
Name
PENDBC
29
21
13
–
–
5
Description
No Touchscreen
4-wire Touchscreen without pressure measurement
4-wire Touchscreen with pressure measurement
5-wire Touchscreen
Description
No Filtering. Only one ADC conversion per measure
Averages 2 ADC conversions
Averages 4 ADC conversions
Averages 8 ADC conversions
TSAV
28
20
12
–
–
4
TSFREQ
“ADC Write Protect Mode Register” on page
27
19
11
–
3
–
26
18
10
–
2
–
TSSCTIM
TSFREQ
25
17
–
9
1
TSMODE
SAM9G35
961.
PENDET
24
16
8
0
955
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