ATmega64 Atmel Corporation, ATmega64 Datasheet - Page 389

• Manufacturer Part Number: ATmega64
• Manufacturer: Atmel Corporation

Specifications of ATmega64

• Flash (kbytes): 64 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 53
• Ext Interrupts: 8
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• 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): 4
• Eeprom (bytes): 2048
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 to 5.5
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 4
• Output Compare Channels: 8
• Input Capture Channels: 2
• Pwm Channels: 7
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

2490Q–AVR–06/10
Analog to Digital Converter 230
JTAG Interface and On-chip Debug System 248
IEEE 1149.1 (JTAG) Boundary-scan 254
Boot Loader Support – Read-While-Write Self-programming 277
Memory Programming 290
Analog Comparator Multiplexed Input 229
Features 230
Operation 231
Starting a Conversion 232
Prescaling and Conversion Timing 233
Changing Channel or Reference Selection 236
ADC Noise Canceler 237
ADC Conversion Result 242
Features 248
Overview 248
TAP – Test Access Port 248
TAP Controller 250
Using the Boundary -scan Chain 251
Using the On-chip Debug system 251
On-chip Debug Specific JTAG Instructions 252
On-chip Debug Related Register in I/O Memory 253
Using the JTAG Programming Capabilities 253
Bibliography 253
Features 254
System Overview 254
Data Registers 254
Boundary-scan Specific JTAG Instructions 256
Boundary-scan Related Register in I/O Memory 258
Boundary-scan Chain 258
ATmega64 Boundary-scan Order 270
Boundary-scan Description Language Files 276
Features 277
Application and Boot Loader Flash Sections 277
Read-While-Write and No Read-While-Write Flash Sections 277
Boot Loader Lock Bits 279
Entering the Boot Loader Program 281
Addressing the Flash During Self-programming 283
Self-programming the Flash 284
Program and Data Memory Lock Bits 290
Fuse Bits 291
Signature Bytes 293
ATmega64(L)
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