ATMEGA1284P-AUR Atmel, ATMEGA1284P-AUR Datasheet - Page 575

• Manufacturer Part Number: ATMEGA1284P-AUR
• Description: MCU AVR 128KB FLASH 20MHZ 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1284P-AUR

• 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: 44-TQFP, 44-VQFP
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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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