ATmega329P Atmel Corporation, ATmega329P Datasheet - Page 314

• Manufacturer Part Number: ATmega329P
• Manufacturer: Atmel Corporation

Specifications of ATmega329P

• Flash (kbytes): 32 Kbytes
• Pin Count: 64
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 16
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 54
• Ext Interrupts: 17
• Usb Speed: No
• Usb Interface: No
• Spi: 2
• Twi (i2c): 1
• Uart: 1
• Segment Lcd: 100
• 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: Yes
• 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

27.7.18
Table 27-18. Serial Programming Instruction Set
8021G–AVR–03/11
Instruction/Operation
Programming Enable
Chip Erase (Program Memory/EEPROM)
Poll RDY/BSY
Load Instructions
Load Extended Address byte
Load Program Memory Page, High byte
Load Program Memory Page, Low byte
Load EEPROM Memory Page (page access)
Read Instructions
Read Program Memory, High byte
Read Program Memory, Low byte
Read EEPROM Memory
Read Lock bits
Read Signature Byte
Read Fuse bits
Read Fuse High bits
Read Extended Fuse Bits
Read Calibration Byte
Write Instructions
Write Program Memory Page
Serial Programming Instruction set
(6)
Figure 27-11. Serial Programming Waveforms
Table 27-18
(1)
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
SERIAL DATA INPUT
and
SAMPLE
Figure 27-12 on page 316
(MOSI)
(MISO)
(SCK)
Byte 1
$AC
$AC
$4D
$C1
$A0
$4C
$F0
$48
$40
$28
$20
$58
$30
$50
$58
$50
$38
MSB
MSB
0000 00aa
0000 0aaa
adr MSB
adr MSB
adr MSB
Byte 2
describes the Instruction set.
$53
$80
$00
$00
$00
$00
$00
$00
$00
$00
$08
$08
$00
/
Instruction Format
ATmega329P/3290P
Extended adr
0000 000aa
0000 00aa
0000 0aaa
aaaa aaaa
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
Byte 3
$00
$00
$00
$00
$00
$00
$00
$00
/
high data byte out
low data byte out
high data byte in
low data byte in
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte out
data byte in
LSB
LSB
Byte4
$00
$00
$00
$00
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