ATmega165P Atmel Corporation, ATmega165P Datasheet - Page 129
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ATmega165P
Manufacturer Part Number
ATmega165P
Description
Manufacturer
Atmel Corporation
Specifications of ATmega165P
Flash (kbytes)
16 Kbytes
Pin Count
64
Max. Operating Frequency
16 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
54
Ext Interrupts
17
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
Yes
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
4
Input Capture Channels
1
Pwm Channels
4
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
ATmega165PV-8AU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
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16. 8-bit Timer/Counter2 with PWM and Asynchronous Operation
16.1
16.2
8019K–AVR–11/10
Features
Overview
•
•
•
•
•
•
•
Timer/Counter2 is a general purpose, single compare unit, 8-bit Timer/Counter module. A simpli-
fied block diagram of the 8-bit Timer/Counter is shown in
of I/O pins, refer to
I/O bits and I/O pins, are shown in bold. The device-specific I/O Register and bit locations are
listed in the
Figure 16-1. 8-bit Timer/Counter Block Diagram
Single Compare Unit Counter
Clear Timer on Compare Match (Auto Reload)
Glitch-free, Phase Correct Pulse Width Modulator (PWM)
Frequency Generator
10-bit Clock Prescaler
Overflow and Compare Match Interrupt Sources (TOV2 and OCF2A)
Allows Clocking from External 32 kHz Watch Crystal Independent of the I/O Clock
Status flags
“Register Description” on page
Timer/Counter
TCNTn
OCRnx
=
“Pinout ATmega165P” on page
ASSRn
direction
count
clear
BOTTOM
Synchronized Status flags
= 0
Control Logic
=
TCCRnx
TOP
asynchronous mode
0xFF
143.
select (ASn)
2. CPU accessible I/O Registers, including
clk
Tn
Synchronization Unit
Figure
OCnx
(Int.Req.)
Generation
Prescaler
Waveform
16-1. For the actual placement
ATmega165P
Oscillator
T/C
clk
OCnx
TOVn
(Int.Req.)
clk
clk
ASY
I/O
I/O
TOSC2
TOSC1
129
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