ATMEGA16L-8AU Atmel, ATMEGA16L-8AU Datasheet - Page 257

• Manufacturer Part Number: ATMEGA16L-8AU
• Description: IC AVR MCU 16K 8MHZ 3V 44TQFP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA16L-8AU

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: Brown-out Detect/Reset, POR, PWM, WDT
• Number Of I /o: 32
• 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: 44-TQFP, 44-VQFP
• Processor Series: ATMEGA16x
• Core: AVR8
• Data Bus Width: 8 bit
• Data Ram Size: 1 KB
• Interface Type: JTAG/SPI/UART
• Maximum Clock Frequency: 8 MHz
• Number Of Programmable I/os: 32
• Number Of Timers: 3
• Operating Supply Voltage: 2.7 V to 5.5 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• 3rd Party Development Tools: EWAVR, EWAVR-BL
• Minimum Operating Temperature: - 40 C
• On-chip Adc: 8-ch x 10-bit
• For Use With: ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFPATSTK600 - DEV KIT FOR AVR/AVR32770-1007 - ISP 4PORT ATMEL AVR MCU SPI/JTAG770-1005 - ISP 4PORT FOR ATMEL AVR MCU JTAG770-1004 - ISP 4PORT FOR ATMEL AVR MCU SPIATJTAGICE2 - AVR ON-CHIP D-BUG SYSTEMATSTK500 - PROGRAMMER AVR STARTER KIT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ATmega16 Boot
Loader Parameters
2466T–AVR–07/10
In
are given.
Table 100. Boot Size Configuration
Note:
Table 101. Read-While-Write Limit
Note:
BOOTSZ1
1
1
0
0
Section
Read-While-Write section (RWW)
No Read-While-Write section (NRWW)
Table 100
Do_spm:
Wait_spm:
Wait_ee:
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
1. For details about these two section, see
247
spmcrval, (1<<RWWSRE) | (1<<SPMEN)
temp1, SPMCR
temp2, SREG
SPMCR, spmcrval
SREG, temp2
BOOTSZ0
1
0
1
0
through
and
“RWW – Read-While-Write Section” on page 247
Table
Boot
Size
128
words
256
words
512
words
1024
words
102, the parameters used in the description of the self programming
Pages
2
4
8
16
(1)
(1)
Application
Flash
Section
$0000 -
$1F7F
$0000 -
$1EFF
$0000 -
$1DFF
$0000 -
$1BFF
; If RWWSB is set, the RWW section is not
; ready yet
“NRWW – No Read-While-Write Section” on page
Boot
Loader
Flash
Section
$1F80 -
$1FFF
$1F00 -
$1FFF
$1E00 -
$1FFF
$1C00 -
$1FFF
Pages
112
16
End
Application
section
$1F7F
$1EFF
$1DFF
$1BFF
Figure 125
Address
$0000 - $1BFF
$1C00 - $1FFF
ATmega16(L)
Boot Reset
Address
(start Boot
Loader
Section)
$1F80
$1F00
$1E00
$1C00
257