ATmega64 Atmel Corporation, ATmega64 Datasheet - Page 317

• 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

Table 130. JTAG Programming Instruction Set (Continued)
a = address high bits, b = address low bits, H = 0 - Low byte, 1 - High Byte, o = data out, i = data in, x = don’t care
2490Q–AVR–06/10
Instruction
5d. Read Data Byte
6a. Enter Fuse Write
6b. Load Data Low Byte
6c. Write Fuse Extended Byte
6d. Poll for Fuse Write Complete
6e. Load Data Low Byte
6f. Write Fuse High Byte
6g. Poll for Fuse Write Complete
6h. Load Data Low Byte
6i. Write Fuse Low byte
6j. Poll for Fuse Write Complete
7a. Enter Lock Bit Write
7b. Load Data Byte
7c. Write Lock Bits
7d. Poll for Lock Bit Write Complete
8a. Enter Fuse/Lock Bit Read
8b. Read Fuse Extended Byte
8c. Read Fuse High Byte
8d. Read Fuse Low Byte
8e. Read Lock Bits
(9)
(9)
(6)
(7)
(8)
(8)
(7)
(6)
TDI sequence
0110011_bbbbbbbb
0110010_00000000
0110011_00000000
0100011_01000000
0010011_iiiiiiii
0111011_00000000
0111001_00000000
0111011_00000000
0111011_00000000
0111011_00000000
0010011_iiiiiiii
0110111_00000000
0110101_00000000
0110111_00000000
0110111_00000000
0110111_00000000
0010011_iiiiiiii
0110011_00000000
0110001_00000000
0110011_00000000
0110011_00000000
0110011_00000000
0100011_00100000
0010011_11iiiiii
0110011_00000000
0110001_00000000
0110011_00000000
0110011_00000000
0110011_00000000
0100011_00000100
0111010_00000000
0111111_00000000
0111110_00000000
0111111_00000000
0110010_00000000
0110011_00000000
0110110_00000000
0110111_00000000
TDO sequence
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxoooooo
xxxxxxx_xxxxxxxx
xxxxxox_xxxxxxxx
xxxxxox_xxxxxxxx
xxxxxox_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxox_xxxxxxxx
xxxxxxx_xxxxxxxx
ATmega64(L)
Notes
(3)
(1)
(2)
(3)
(1)
(2)
(3)
(1)
(2)
(4)
(1)
(2)
(5)
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