AT90PWM2B-16SE ATMEL [ATMEL Corporation], AT90PWM2B-16SE Datasheet - Page 277
![no-image](/images/no-image-200.jpg)
AT90PWM2B-16SE
Manufacturer Part Number
AT90PWM2B-16SE
Description
8-bit Microcontroller with 8K Bytes In-System Programmable Flash
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT90PWM2B-16SE.pdf
(361 pages)
- Current page: 277 of 361
- Download datasheet (7Mb)
24.7.13
4317J–AVR–08/10
Boot Loader Parameters
In
ming are given.
Table 24-6.
Note:
Table 24-7.
BOOTSZ1
Section
Read-While-Write section (RWW)
No Read-While-Write section (NRWW)
Table 24-6
Do_spm:
Wait_spm:
Wait_ee:
1
1
0
0
; check for previous SPM complete
in
sbrc temp1, SPMEN
rjmp Wait_spm
; input: spmcrval determines SPM action
; disable interrupts if enabled, store status
in
cli
; check that no EEPROM write access is present
sbic EECR, EEPE
rjmp Wait_ee
; SPM timed sequence
out
spm
; restore SREG (to enable interrupts if originally enabled)
out
ret
The different BOOTSZ Fuse configurations are shown in
temp1, SPMCSR
temp2, SREG
SPMCSR, spmcrval
SREG, temp2
BOOTSZ0
through
Boot Size Configuration
Read-While-Write Limit
1
0
1
0
Table
Boot
Size
128
words
256
words
512
words
1024
words
24-8, the parameters used in the description of the self program-
Pages
16
32
4
8
Application
Flash
Section
0x000 -
0xF7F
0x000 -
0xEFF
0x000 -
0xDFF
0x000 -
0xBFF
Boot
Loader
Flash
Section
0xF80 -
0xFFF
0xF00 -
0xFFF
0xE00 -
0xFFF
0xC00 -
0xFFF
AT90PWM2/3/2B/3B
Figure
Pages
96
32
24-2.
End
Application
Section
0xF7F
0xEFF
0xDFF
0xBFF
Address
0x000 - 0xBFF
0xC00 - 0xFFF
Boot Reset
Address
(Start Boot
Loader
Section)
0xF80
0xF00
0xE00
0xC00
277
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