ATMEGA32A-MUR Atmel, ATMEGA32A-MUR Datasheet - Page 348
![MCU AVR 32KB FLASH 16MHZ 44QFN](/photos/12/13/121316/313-44-qfn_sml.jpg)
ATMEGA32A-MUR
Manufacturer Part Number
ATMEGA32A-MUR
Description
MCU AVR 32KB FLASH 16MHZ 44QFN
Manufacturer
Atmel
Series
AVR® ATmegar
Datasheet
1.ATMEGA32A-MU.pdf
(353 pages)
Specifications of ATMEGA32A-MUR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8155C–AVR–02/11
15 Timer/Counter0 and Timer/Counter1 Prescalers ................................ 88
16 16-bit Timer/Counter1 ............................................................................ 91
17 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 119
18 SPI – Serial Peripheral Interface ......................................................... 138
14.6
14.7
14.8
14.9
15.1
15.2
15.3
15.4
15.5
16.1
16.2
16.3
16.4
16.5
16.6
16.7
16.8
16.9
16.10
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
17.9
17.10
17.11
18.1
Compare Match Output Unit ............................................................................77
Modes of Operation .........................................................................................78
Timer/Counter Timing Diagrams .....................................................................82
Register Description ........................................................................................84
Overview ..........................................................................................................88
Internal Clock Source ......................................................................................88
Prescaler Reset ...............................................................................................88
External Clock Source .....................................................................................88
Register Description ........................................................................................90
Features ..........................................................................................................91
Overview ..........................................................................................................91
Accessing 16-bit Registers ..............................................................................94
Timer/Counter Clock Sources .........................................................................96
Counter Unit ....................................................................................................97
Input Capture Unit ...........................................................................................98
Compare Match Output Unit ..........................................................................102
Modes of Operation .......................................................................................103
Timer/Counter Timing Diagrams ...................................................................110
Register Description ......................................................................................112
Features ........................................................................................................119
Overview ........................................................................................................119
Timer/Counter Clock Sources .......................................................................120
Counter Unit ..................................................................................................120
Output Compare Unit .....................................................................................121
Compare Match Output Unit ..........................................................................123
Modes of Operation .......................................................................................124
Timer/Counter Timing Diagrams ...................................................................128
Asynchronous Operation of the Timer/Counter .............................................130
Timer/Counter Prescaler ...............................................................................132
Register Description ......................................................................................132
Features ........................................................................................................138
ATmega32A
iii
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