ATmega1284 Atmel Corporation, ATmega1284 Datasheet - Page 577

• Manufacturer Part Number: ATmega1284
• Manufacturer: Atmel Corporation

Specifications of ATmega1284

• Flash (kbytes): 128 Kbytes
• Pin Count: 44
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 32
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 16
• Eeprom (bytes): 4096
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8 to 5.5
• Operating Voltage (vcc): 1.8 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 6
• Input Capture Channels: 1
• Pwm Channels: 6
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8272C–AVR–06/11
10 Power Management and Sleep Modes ................................................. 42
11 System Control and Reset .................................................................... 50
12 Interrupts ................................................................................................ 61
13 External Interrupts ................................................................................. 67
9.2Clock Sources .........................................................................................................31
9.3Low Power Crystal Oscillator ...................................................................................33
9.4Full Swing Crystal Oscillator ....................................................................................34
9.5Low Frequency Crystal Oscillator ............................................................................35
9.6Calibrated Internal RC Oscillator .............................................................................36
9.7128kHz Internal Oscillator .......................................................................................37
9.8External Clock .........................................................................................................38
9.9Timer/Counter Oscillator .........................................................................................39
9.10Clock Output Buffer ...............................................................................................39
9.11System Clock Prescaler ........................................................................................39
9.12Register Description ..............................................................................................40
10.1Overview ...............................................................................................................42
10.2Sleep Modes .........................................................................................................42
10.3BOD Disable
10.4Idle Mode ...............................................................................................................43
10.5ADC Noise Reduction Mode .................................................................................43
10.6Power-down Mode ................................................................................................44
10.7Power-save Mode .................................................................................................44
10.8Standby Mode .......................................................................................................44
10.9Extended Standby Mode .......................................................................................44
10.10Power Reduction Register ...................................................................................45
10.11Minimizing Power Consumption ..........................................................................45
10.12Register Description ............................................................................................47
11.1Resetting the AVR .................................................................................................50
11.2Internal Voltage Reference ....................................................................................54
11.3Watchdog Timer ....................................................................................................55
11.4Register Description ..............................................................................................58
12.1Overview ...............................................................................................................61
12.2Interrupt Vectors in ATmega164A/164PA/324A/324PA/644A/644PA/1284/1284P ..
12.3Register Description ..............................................................................................65
ATmega164A/PA/324A/PA/644A/PA/1284/P
61
(1)
.......................................................................................................43
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