ATMEGA3290P-20AUR Atmel, ATMEGA3290P-20AUR Datasheet - Page 314
ATMEGA3290P-20AUR
Manufacturer Part Number
ATMEGA3290P-20AUR
Description
MCU AVR 32K FLASH 20MHZ 64TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA3290P-20AUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
SPI, UART/USART, USI
Peripherals
Brown-out Detect/Reset, LCD, POR, PWM, WDT
Number Of I /o
69
Program Memory Size
32KB (16K x 16)
Program Memory Type
FLASH
Eeprom Size
1K x 8
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Part Number
Manufacturer
Quantity
Price
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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
314
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