AT90PWM161 Atmel Corporation, AT90PWM161 Datasheet - Page 40
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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5.5.3
40
AT90PWM81
PLL Control and Status Register – PLLCSR
Table 5-10.
• Bit 7..3 – Res: Reserved Bits
These bits are reserved bits in the AT90PWM81 and always read as zero.
• Bit 5..2-– PLLF: PLL Factor
The PLLF bits is used to select the multiplication factor of the PLL
.
Table 5-11.
Note:
Bit
$29 ($29)
Read/Write
Initial Value
CLKPS3
PLLF3..0
1
1
1
1
1
1
1
1
PLLF3 is used for debug purpose (must be wired)
7-F
0-1
6
5
4
3
2
7
–
R
0
PLL multiplication factor
Clock Prescaler Select (Continued)
CLKPS2
0
0
0
0
1
1
1
1
6
–
R
0
N+2
8
7
6
5
4
CLKPS1
5
PLLF3
R/W
0
0
0
1
1
0
0
1
1
4
PLLF2
R/W
1
CLKPS0
0
1
0
1
0
1
0
1
3
PLLF1
R/W
0
2
PLLF0
R/W
0
PLL frequency MHz
Reserved
Reserved
Clock Division Factor
1
PLLE
R/W
0/1
64
56
48
40
32
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
256
0
PLOCK
R
0
7734P–AVR–08/10
PLLCSR
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