Datasheet
242
7728G–AVR–06/10
ATtiny87/ATtiny167
Figure 21-8. Serial programming Instruction Example
21.9 Serial Programming Characteristics
Figure 21-9. Serial Programming Waveforms
For characteristics of the SPI module, See ”SPI Timing Characteristics” on page 253.
Byte 1 Byte 2 Byte 3 Byte 4
Bit 15 B
Addr. MSB Addr. LSB
0
Byte 1 Byte 2 Byte 3 Byte 4
Bit 15 B
Addr. MSBAddr. MSB
0
Page Buffer
Page Number
Program Memory /
EEPROM Memory
Serial Programming Instruction
Page Offset
Load Program Memory Page (High/Low Byte) /
Load EEPROM Memory Page (Page Access)
Write Program Memory Page /
Write EEPROM Memory Page
Page 0
Page 1
Page 2
Page N-1
MSB
MSB
LSB
LSB
SERIAL CLOCK INPUT
(SCK)
SERIAL DATA INPUT
(MOSI)
(MISO)
SAMPLE
SERIAL DATA OUTPUT