A000046 Arduino, A000046 Datasheet - Page 312
A000046
Manufacturer Part Number
A000046
Description
MCU, MPU & DSP Development Tools Uno
Manufacturer
Arduino
Series
-r
Type
MCUr
Specifications of A000046
Processor To Be Evaluated
ATmega328
Interface Type
USB, I2C, SPI
Dimensions
2.7 in x 2.1 in
Operating Supply Voltage
5 V
Contents
Board
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With/related Products
ATmega328
- Current page: 312 of 448
- Download datasheet (13Mb)
Figure 27-8. Serial Programming Instruction example
27.8.4
8161D–AVR–10/09
Byte 1
SPI Serial Programming Characteristics
Load Program Memory Page (High/Low Byte)/
Load EEPROM Memory Page (page access)
Bit 15 B
Byte 2
Adr M M S S B
A
Figure 27-9. Serial Programming Waveforms
For characteristics of the SPI module see “SPI Timing Characteristics” on page 319.
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
SERIAL DATA INPUT
Byte 3
Adr LSB
Page Offset
SAMPLE
(MOSI)
(MISO)
0
(SCK)
Serial Programming Instruction
Byte 4
Program Memory/
EEPROM Memory
MSB
MSB
Page Buffer
Page N-1
Page 0
Page 1
Page 2
ATmega48PA/88PA/168PA/328P
Byte 1
Page Number
Bit 15 B
Write Program Memory Page/
Write EEPROM Memory Page
Byte 2
Adr MSB
Byte 3
A A dr r L L SB B
0
Byte 4
LSB
LSB
312
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