ATMEGA1284P-PU Atmel, ATMEGA1284P-PU Datasheet - Page 374

• Manufacturer Part Number: ATMEGA1284P-PU
• Description: MCU AVR 128K ISP FLASH 40-PDIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1284P-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)
• Processor Series: ATMEGA128x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 16 KB
• Interface Type: 2-Wire/SPI/USART
• Maximum Clock Frequency: 20 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Maximum Operating Temperature: + 85 C
• Mounting Style: Through Hole
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Development Tools By Supplier: ATAVRDRAGON, ATSTK500, ATSTK600, ATAVRISP2, ATAVRONEKIT, ATAVRRAVEN, ATAVRRZUSBSTICK
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• Controller Family/series: AVR MEGA
• No. Of I/o's: 32
• Eeprom Memory Size: 4KB
• Ram Memory Size: 16KB
• Cpu Speed: 20MHz
• Rohs Compliant: Yes
• For Use With: ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600 - DEV KIT FOR AVR/AVR32
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

8059D–AVR–11/09
8
9
10 Interrupts ................................................................................................ 59
11 External Interrupts ................................................................................. 65
12 I/O-Ports .................................................................................................. 70
13 8-bit Timer/Counter0 with PWM ............................................................ 92
Power Management and Sleep Modes ................................................. 40
System Control and Reset .................................................................... 48
7.12Register Description ..............................................................................................38
8.1Overview .................................................................................................................40
8.2Sleep Modes ...........................................................................................................40
8.3BOD Disable ............................................................................................................41
8.4Idle Mode .................................................................................................................41
8.5ADC Noise Reduction Mode ...................................................................................41
8.6Power-down Mode ..................................................................................................42
8.7Power-save Mode ...................................................................................................42
8.8Standby Mode .........................................................................................................42
8.9Extended Standby Mode .........................................................................................42
8.10Power Reduction Registers ...................................................................................43
8.11Minimizing Power Consumption ............................................................................43
8.12Register Description ..............................................................................................45
9.1Resetting the AVR ...................................................................................................48
9.2Internal Voltage Reference ......................................................................................52
9.3Watchdog Timer ......................................................................................................53
9.4Register Description ................................................................................................56
10.1Overview ...............................................................................................................59
10.2Interrupt Vectors in ATmega1284P .......................................................................59
10.3Register Description ..............................................................................................63
11.1Overview ...............................................................................................................65
11.2Register Description ..............................................................................................65
12.1Overview ...............................................................................................................70
12.2Ports as General Digital I/O ...................................................................................71
12.3Alternate Port Functions ........................................................................................76
12.4Register Description ..............................................................................................90
13.1Features ................................................................................................................92
13.2Overview ...............................................................................................................92
ATmega1284P
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