ATMEGA128A-ANR Atmel, ATMEGA128A-ANR Datasheet - Page 381
ATMEGA128A-ANR
Manufacturer Part Number
ATMEGA128A-ANR
Description
IC MCU AVR 128K FLASH 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA128A-ANR
Core Processor
AVR
Core Size
8-Bit
Speed
16MHz
Connectivity
EBI/EMI, I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
53
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
4K 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
64-TQFP
Core
AVR8
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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8151H–AVR–02/11
15 16-bit Timer/Counter (Timer/Counter1 and Timer/Counter3) ........... 112
16 Timer/Counter3, Timer/Counter2, and Timer/Counter1 Prescalers . 145
17 8-bit Timer/Counter2 with PWM .......................................................... 148
14.3
14.4
14.5
14.6
14.7
14.8
14.9
14.10
14.11
15.1
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
15.10
15.11
16.1
16.2
16.3
16.4
17.1
17.2
17.3
17.4
17.5
17.6
17.7
17.8
Timer/Counter Clock Sources .........................................................................94
Counter Unit ....................................................................................................94
Output Compare Unit .......................................................................................95
Compare Match Output Unit ............................................................................97
Modes of Operation .........................................................................................98
Timer/Counter Timing Diagrams ...................................................................102
Asynchronous Operation of Timer/Counter0 .................................................104
Timer/Counter Prescaler ...............................................................................106
Register Description ......................................................................................106
Features ........................................................................................................112
Overview ........................................................................................................112
Accessing 16-bit Registers ............................................................................115
Timer/Counter Clock Sources .......................................................................118
Counter Unit ..................................................................................................118
Input Capture Unit .........................................................................................120
Output Compare Units ...................................................................................122
Compare Match Output Unit ..........................................................................124
Modes of Operation .......................................................................................125
Timer/Counter Timing Diagrams ...................................................................132
Register Description ......................................................................................134
Internal Clock Source ....................................................................................145
Prescaler Reset .............................................................................................145
External Clock Source ...................................................................................145
Register Description ......................................................................................146
Features ........................................................................................................148
Overview ........................................................................................................148
Timer/Counter Clock Sources .......................................................................149
Counter Unit ..................................................................................................149
Output Compare Unit .....................................................................................150
Compare Match Output Unit ..........................................................................152
Modes of Operation .......................................................................................153
Timer/Counter Timing Diagrams ...................................................................157
ATmega128A
iii
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