ATMEGA1280-16AUR Atmel, ATMEGA1280-16AUR Datasheet - Page 328

• Manufacturer Part Number: ATMEGA1280-16AUR
• Description: MCU AVR 128K FLASH 16MHZ 100TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA1280-16AUR

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: EBI/EMI, I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Size: 128KB (64K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 4K x 8
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• For Use With: ATSTK600-TQFP100 - STK600 SOCKET/ADAPTER 100-TQFPATSTK503 - STARTER KIT AVR EXP MODULE 100P
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

28.6.14
2549M–AVR–09/10
ATmega640 Boot Loader Parameters
In
Self-Programming are given.
Table 28-7.
Note:
Table 28-7
Return:
Do_spm:
Wait_spm:
Wait_ee:
1
1
0
0
; return to RWW section
; verify that RWW section is safe to read
in
sbrs temp1, RWWSB
ret
; re-enable the RWW section
ldi
call Do_spm
rjmp Return
; 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
spmcrval, (1<<RWWSRE) | (1<<SPMEN)
temp1, SPMCSR
temp2, SREG
SPMCSR, spmcrval
SREG, temp2
1
0
1
0
through
Boot Size Configuration, ATmega640
words
words
words
words
1024
2048
4096
512
Table 28-9 on page
16
32
ATmega640/1280/1281/2560/2561
; If RWWSB is set, the RWW section is not ready yet
4
8
0x0000 -
0x7DFF
0x0000 -
0x7BFF
0x0000 -
0x77FF
0x0000 -
0x6FFF
329, the parameters used in the description of the
(Note:)
0x7E00 -
0x7FFF
0x7C00 -
0x7FFF
0x7800 -
0x7FFF
0x7000 -
0x7FFF
Figure 28-2 on page
0x7DFF
0x7BFF
0x77FF
0x6FFF
320.
0x7E00
0x7C00
0x7800
0x7000
328