ATMEGA1284-PU Atmel, ATMEGA1284-PU Datasheet - Page 575
ATMEGA1284-PU
Manufacturer Part Number
ATMEGA1284-PU
Description
IC MCU AVR 128K FLASH 40PDIP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA1284-PU
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
Program Memory Size
128KB (64K x 16)
Program Memory Type
FLASH
Eeprom Size
4K x 8
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
40-DIP (0.600", 15.24mm)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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8272A–AVR–01/10
13 I/O-Ports .................................................................................................. 73
14 8-bit Timer/Counter0 with PWM ............................................................ 94
15 16-bit Timer/Counter1 with PWM ........................................................ 112
16 8-bit Timer/Counter2 with PWM and Asynchronous Operation ...... 140
164A/164PA/324A/324PA/644A/644PA/1284/1284P
12.2Register Description ..............................................................................................68
13.1Overview ...............................................................................................................73
13.2Ports as General Digital I/O ...................................................................................74
13.3Alternate Port Functions ........................................................................................79
13.4Register Description ..............................................................................................92
14.1Features ................................................................................................................94
14.2Overview ...............................................................................................................94
14.3Timer/Counter Clock Sources ...............................................................................95
14.4Counter Unit ..........................................................................................................95
14.5Output Compare Unit ............................................................................................96
14.6Compare Match Output Unit ..................................................................................98
14.7Modes of Operation ...............................................................................................99
14.8Timer/Counter Timing Diagrams .........................................................................103
14.9Register Description ............................................................................................105
15.1Features ..............................................................................................................112
15.2Overview .............................................................................................................112
15.3Accessing 16-bit Registers ..................................................................................114
15.4Timer/Counter Clock Sources .............................................................................117
15.5Counter Unit ........................................................................................................118
15.6Input Capture Unit ...............................................................................................119
15.7Output Compare Units .........................................................................................121
15.8Compare Match Output Unit ................................................................................123
15.9Modes of Operation .............................................................................................124
15.10Timer/Counter Timing Diagrams .......................................................................131
15.11Register Description ..........................................................................................133
16.1Features ..............................................................................................................140
16.2Overview .............................................................................................................140
16.3Timer/Counter Clock Sources .............................................................................141
16.4Counter Unit ........................................................................................................142
16.5Output Compare Unit ..........................................................................................142
16.6Compare Match Output Unit ................................................................................144
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