AT90PWM2B Atmel Corporation, AT90PWM2B Datasheet - Page 160

• Manufacturer Part Number: AT90PWM2B
• Manufacturer: Atmel Corporation

Specifications of AT90PWM2B

• Flash (kbytes): 8 Kbytes
• Pin Count: 24
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 8
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 19
• Ext Interrupts: 4
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Uart: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 125
• Analog Comparators: 2
• Resistive Touch Screen: No
• Dac Channels: 1
• Dac Resolution (bits): 10
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 0.5
• Eeprom (bytes): 512
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 105
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 12
• Input Capture Channels: 1
• Pwm Channels: 7
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

16.24 Interrupts
16.24.1
16.24.2
160
AT90PWM2/3/2B/3B
List of Interrupt Vector
PSC Interrupt Vectors in AT90PWM2/2B/3/3B
Table 16-9.
T h i s s e c t i o n d e s c r i b e s t h e s p e c i f i c s o f t h e i n t e r r u p t h a n d l i n g a s p e r f o r m e d i n
AT90PWM2/2B/3/3B.
Each PSC provides 2 interrupt vectors
•
•
16.26.216.26.2See PSCn Interrupt Mask Register
page
Table 16-10. PSC Interrupt Vectors
PCLKSELn
0
0
0
0
1
1
1
1
Vector
No.
PSCn EC (End of Cycle): When enabled and when a match with OCRnRB occurs
PSCn CAPT (Capture Event): When enabled and one of the two following events occurs :
retrigger, capture of the PSC counter or Synchro Error.
2
3
4
5
6
7
-
-
171.
Program
Address
0x0001
0x0002
0x0003
0x0004
0x0005
0x0006
Output Clock versus Selection and Prescaler
PPREn1
0
0
1
1
0
0
1
1
-
-
Source
PSC2 CAPT
PSC2 EC
PSC1 CAPT
PSC1 EC
PSC0 CAPT
PSC0 EC
PPREn0
0
1
0
1
0
1
0
1
-
-
Interrupt Definition
-
PSC2 Capture Event or Synchronization Error
PSC2 End Cycle
PSC1 Capture Event or Synchronization Error
PSC1 End Cycle
PSC0 Capture Event or Synchronization Error
PSC0 End Cycle
-
CLKPSCn output
AT90PWM2/3
CLK I/O
CLK I/O / 4
CLK I/O / 16
CLK I/O / 64
CLK PLL
CLK PLL / 4
CLK PLL / 16
CLK PLL / 64
page 170
and PSCn Interrupt Flag Register
CLKPSCn output
AT90PWM2B/3B
CLK I/O
CLK I/O / 4
CLK I/O / 32
CLK I/O / 256
CLK PLL
CLK PLL / 4
CLK PLL / 32
CLK PLL / 256
4317J–AVR–08/10