ATmega3290A Atmel Corporation, ATmega3290A Datasheet - Page 708

• Manufacturer Part Number: ATmega3290A
• Manufacturer: Atmel Corporation

Specifications of ATmega3290A

• Flash (kbytes): 32 Kbytes
• Pin Count: 100
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 69
• Ext Interrupts: 32
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 160
• 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): 2
• Eeprom (bytes): 1024
• 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: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

8284D–AVR–6/11
ATmega169A/PA/329A/PA/3290A/PA/649A/P/6490A/P
23 Analog to Digital Converter ................................................................ 219
24 LCD Controller ..................................................................................... 237
25 JTAG Interface and On-chip Debug System ..................................... 255
26 IEEE 1149.1 (JTAG) Boundary-scan ................................................... 261
22.1Overview .............................................................................................................216
22.2Analog Comparator Multiplexed Input .................................................................216
22.3Register Description ............................................................................................217
23.1Features ..............................................................................................................219
23.2Overview .............................................................................................................219
23.3Operation .............................................................................................................220
23.4Starting a Conversion ..........................................................................................221
23.5Prescaling and Conversion Timing ......................................................................222
23.6Changing Channel or Reference Selection .........................................................224
23.7ADC Noise Canceler ...........................................................................................226
23.8ADC Conversion Result ......................................................................................230
23.9Register Description ............................................................................................232
24.1Features ..............................................................................................................237
24.2Overview .............................................................................................................237
24.3Mode of Operation ...............................................................................................240
24.4LCD Usage ..........................................................................................................244
24.5Register Description ............................................................................................248
25.1Features ..............................................................................................................255
25.2Overview .............................................................................................................255
25.3TAP – Test Access Port ......................................................................................255
25.4TAP Controller .....................................................................................................257
25.5Using the Boundary-scan Chain ..........................................................................258
25.6Using the On-chip Debug System .......................................................................258
25.7On-chip Debug Specific JTAG Instructions .........................................................259
25.8Using the JTAG Programming Capabilities .........................................................259
25.9Bibliography .........................................................................................................260
25.10Register Description ..........................................................................................260
26.1Features ..............................................................................................................261
26.2Overview .............................................................................................................261
26.3Data Registers .....................................................................................................262
26.4Boundary-scan Specific JTAG Instructions .........................................................263
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