ATMEGA169P-16MCH Atmel, ATMEGA169P-16MCH Datasheet - Page 292

• Manufacturer Part Number: ATMEGA169P-16MCH
• Description: MCU AVR 16KB FLASH 16MHZ 64-VQFN
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA169P-16MCH

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 16MHz
• Connectivity: SPI, UART/USART, USI
• Peripherals: Brown-out Detect/Reset, LCD, POR, PWM, WDT
• Number Of I /o: 54
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 64-VQFN Exposed Pad, 64-HVQFN, 64-SQFN, 64-DHVQFN
• For Use With: ATSTK600 - DEV KIT FOR AVR/AVR32ATAVRBFLY - KIT EVALUATION AVR BUTTERFLYATSTK502 - MOD EXPANSION AVR STARTER 500ATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

26.8.13
8018P–AVR–08/10
ATmega169P Boot Loader Parameters
In
Self-Programming are given.
Table 26-6.
Note:
Table 26-6
1
1
0
0
Return:
Do_spm:
Wait_spm:
Wait_ee:
sbiw loophi:looplo, 1
brne Rdloop
; 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, EEWE
rjmp Wait_ee
; SPM timed sequence
out
spm
; restore SREG (to enable interrupts if originally enabled)
out
ret
1. 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
words
words
words
words
1024
128
256
512
Table 26-8 on page
16
2
4
8
; If RWWSB is set, the RWW section is not ready yet
Application Flash
Section
0x0000 - 0x1DFF
0x0000 - 0x1F7F
0x0000 - 0x1EFF
0x0000 - 0x1BFF
(1)
;use subi for PAGESIZEB<=256
293, the parameters used in the description of the
Boot Loader
Flash
Section
0x1E00 - 0x1FFF
0x1C00 - 0x1FFF
0x1F80 - 0x1FFF
0x1F00 - 0x1FFF
Figure 26-2 on page
End
Application
Section
ATmega169P
0x1EFF
0x1DFF
0x1BFF
0x1F7F
283.
Boot Reset
Address
(Start Boot
Loader
Section)
0x1F80
0x1F00
0x1E00
0x1C00
292