AT90PWM161 Atmel Corporation, AT90PWM161 Datasheet - Page 114
AT90PWM161
Manufacturer Part Number
AT90PWM161
Description
Manufacturer
Atmel Corporation
Datasheet
1.AT90PWM161.pdf
(325 pages)
Specifications of AT90PWM161
Flash (kbytes)
16 Kbytes
Pin Count
20
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
20
Ext Interrupts
3
Usb Speed
No
Usb Interface
No
Spi
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
11
Adc Resolution (bits)
10
Adc Speed (ksps)
125
Analog Comparators
3
Resistive Touch Screen
No
Dac Channels
1
Dac Resolution (bits)
10
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.25
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 125
I/o Supply Class
2.7 to 5.5
Operating Voltage (vcc)
2.7 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
1
Output Compare Channels
8
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
AT90PWM161-16MN
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
AT90PWM161-WN
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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AT90PWM81
According to PSC n Input A Control Register (see Section “PSC n Input A Control Register – PFRCnA”,
page 140), PSC n input A can act as a Retrigger or Fault input.
Each part A or B can be triggered by up to four signals as defined per
12-19 on page 139
Part A of PSC has also a blanking module allowing to cancel unwanted transitions which may appear on
the PSC n input A during a certain period of time.
The blanking start is defined by the bits PASDLKn(2:0) as per
The blanking duration is defined by the register PASDLYn. If the blanking is selected by the correspond-
ing PASDLKn(2:0) bit, all transitions which may appears from the blanking start until a time period are
ignored.
Blanking is level sensitive, i.e. a pulse started in the blanking window and still at active level after the
window will generate a valid retriggering event.
Figure 12-14. PSC Input Module A
PSC input module B is shown on
According to PSC n Input B Control Register (see Section “PSC n Input B Control Register – PFRCnB”,
page 140), PSC n input B can act as a Retrigger or Fault input.
PSC start c ycle
OCR SB
OSR SA
AC2 O: Analog
Comparator
Output
PSCINnA
AC3 O: Analog
Comparator
Output
PSCINn
PAS DLKn(2:0)
PISELnA1
3
2
1
0
0
1
1
0
1
PISELnA0
0
1
PSC n Input A
PELE VnA /
Blanking S tart
=0, 4..7
No Blanking
Input
Blanking
PAS DLY
Table 12-15
PRFM nA3:0
Digital
Filter
CLK
PCAEnA
PSC
PAO CnA
PFLTEnA
0
1
CLK
4
PSC
Table 12-14 on page
Input
Proces sing
(retriggering ...)
PSC C o re
(Counter,
Wav eform
Generator, ...)
Table 12-18 on page 138
Output
Control
136.
PSCOUT n0
(PSCOUT n1)
(PSCOUT2
(PSCOUT2
7734P–AVR–08/10
and
Table
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