SAM9G10 Atmel Corporation, SAM9G10 Datasheet - Page 125
SAM9G10
Manufacturer Part Number
SAM9G10
Description
Manufacturer
Atmel Corporation
Datasheets
1.SAM9261.pdf
(1274 pages)
2.SAM9261.pdf
(43 pages)
3.SAM9G10.pdf
(750 pages)
4.SAM9G10.pdf
(39 pages)
Specifications of SAM9G10
Flash (kbytes)
0 Kbytes
Pin Count
217
Max. Operating Frequency
266 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
4
Ssc
3
Sd / Emmc
1
Graphic Lcd
Yes
Video Decoder
No
Camera Interface
No
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
16
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)
1.08 to 1.32
Fpu
No
Mpu / Mmu
No/Yes
Timers
3
Output Compare Channels
3
Input Capture Channels
3
32khz Rtc
Yes
Calibrated Rc Oscillator
No
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15. Periodic Interval Timer (PIT)
15.1
15.2
15.3
Figure 15-1. Periodic Interval Timer
11053B–ATARM–22-Sep-11
11053B–ATARM–22-Sep-11
Prescaler
MCK
Description
Embedded Characteristics
Block Diagram
MCK/16
The Periodic Interval Timer (PIT) provides the operating system’s scheduler interrupt. It is
designed to offer maximum accuracy and efficient management, even for systems with long
response time.
• 20-bit Programmable Counter plus 12-bit Interval Counter
• Reset-on-read Feature
• Both Counters Work on Master Clock/16
• Real Time OS or Linux
• AMBA
Counter
0
CPIV
CPIV
– Interfaces to the ARM Advanced Peripheral Bus
20-bit
™
0
1
-compliant Interface
PIT_PIVR
PIT_PIIR
PIT_MR
=
®
PIV
/WinCE
®
compliant tick generator
0
0
PICNT
Adder
12-bit
PICNT
1
PIT_SR
read PIT_PIVR
PITS
set
reset
SAM9G35
SAM9G35
PIT_MR
PITIEN
pit_irq
125
125
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