ATMEGA48V_06 ATMEL [ATMEL Corporation], ATMEGA48V_06 Datasheet - Page 300

• Manufacturer Part Number: ATMEGA48V_06
• Description: 8-bit Microcontroller with 8K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

26.8.3
Table 26-17. Serial Programming Instruction Set (Hexadecimal values)
300
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
Write EEPROM Memory
ATmega48/88/168
Serial Programming Instruction set
(6)
6. Any memory location can be verified by using the Read instruction which returns the con-
7. At the end of the programming session, RESET can be set high to commence normal
8. Power-off sequence (if needed):
Table 26-16. Typical Wait Delay Before Writing the Next Flash or EEPROM Location
Table 26-17 on page 300
(1)
Symbol
t
t
t
WD_FLASH
WD_EEPROM
WD_ERASE
tent at the selected address at serial output MISO.
operation.
Set RESET to “1”.
Turn V
CC
power off.
Byte 1
$AC
$AC
$4D
$C1
$4C
$C0
$F0
$A0
$50
$38
$48
$40
$28
$20
$58
$30
$50
$58
and
Figure 26-8 on page 301
0000 00aa
0000 00aa
adr MSB
adr MSB
adr MSB
Byte 2
$53
$80
$00
$00
$00
$00
$00
$00
$00
$00
$08
$08
$00
Instruction Format
describes the Instruction set.
Extended adr
0000 000aa
0000 000aa
aaaa aaaa
aaaa aaaa
Minimum Wait Delay
adr LSB
adr LSB
adr LSB
adr LSB
adr LSB
Byte 3
$00
$00
$00
$00
$00
$00
$00
$00
4.5 ms
3.6 ms
9.0 ms
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
data byte in
2545J–AVR–12/06
Byte4
$00
$00
$00
$00