ATmega128 datasheet(284/386 Pages) ATMEL

tên linh kiện	ATmega128

Giải thích chi tiết về linh kiện	8-bit Microcontroller with 128K Bytes In-System Programmable Flash

PDF	386 Pages

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nhà sản xuất	ATMEL [ATMEL Corporation]

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284

2467S–AVR–07/09

ATmega128

Wait_ee:

sbic

EECR, EEWE

rjmp

Wait_ee

; SPM timed sequence

sts

SPMCSR, spmcsrval

spm

; restore SREG (to enable interrupts if originally enabled)

out

SREG, temp2

ret

ATmega128 Boot

Loader Parameters

In Table 112 through Table 114, the parameters used in the description of the self programming

are given.

Note:

The different BOOTSZ fuse configurations are shown in Figure 133

Note:

1. For details about these two section, see “No Read-While-Write Section – NRWW” on page

274 and “Read-While-Write Section – RWW” on page 274

Table 112. Boot Size Configuration

BOOTSZ1

BOOTSZ0

Boot

Size

Pages

Application

Flash

Section

Boot

Loader

Flash

Section

End

Application

section

Boot

Reset

Address

(start Boot

Loader

Section)

512

words

$0000 -

$FDFF

$FE00 -

$FFFF

$FDFF

$FE00

1024

words

$0000 -

$FBFF

$FC00 -

$FFFF

$FBFF

$FC00

2048

words

$0000 -

$F7FF

$F800 -

$FFFF

$F7FF

$F800

4096

words

$0000 -

$EFFF

$F000 -

$FFFF

$EFFF

$F000

Table 113. Read-While-Write Limit(1)

Section

Pages

Address

Read-While-Write section (RWW)

480

$0000 - $EFFF

No Read-While-Write section (NRWW)

$F000 - $FFFF

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