A000046 Arduino, A000046 Datasheet - Page 297

• Manufacturer Part Number: A000046
• Description: MCU, MPU & DSP Development Tools Uno
• Manufacturer: Arduino
• Series: -r
• Type: MCUr

Specifications of A000046

• Processor To Be Evaluated: ATmega328
• Interface Type: USB, I2C, SPI
• Dimensions: 2.7 in x 2.1 in
• Operating Supply Voltage: 5 V
• Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: ATmega328

8161D–AVR–10/09
Table 27-7.
Notes:
Table 27-8.
Notes:
High Fuse Byte
WDTON
EESAVE
BODLEVEL2
BODLEVEL1
BODLEVEL0
High Fuse Byte
RSTDISBL
DWEN
SPIEN
WDTON
EESAVE
BOOTSZ1
BOOTSZ0
BOOTRST
(2)
1. See
2. The SPIEN Fuse is not accessible in serial programming mode.
3. See
4. See
1. See
2. The SPIEN Fuse is not accessible in serial programming mode.
3. See
4. The default value of BOOTSZ[1:0] results in maximum Boot Size. See
(3)
(3)
(1)
page
(4)
(4)
(4)
Fuse High Byte for ATmega48PA/88PA/168PA (Continued)
Fuse High Byte for ATmega328P
”Alternate Functions of Port C” on page 85
”WDTCSR – Watchdog Timer Control Register” on page 54
Table 28-4 on page 318
”Alternate Functions of Port C” on page 85
”WDTCSR – Watchdog Timer Control Register” on page 54
300.
Bit No
Bit No
4
3
2
1
0
7
6
5
4
3
2
1
0
ATmega48PA/88PA/168PA/328P
for BODLEVEL Fuse decoding.
Description
Watchdog Timer Always On
EEPROM memory is
preserved through the Chip
Erase
Brown-out Detector trigger
level
Brown-out Detector trigger
level
Brown-out Detector trigger
level
Description
External Reset Disable
debugWIRE Enable
Enable Serial Program and
Data Downloading
Watchdog Timer Always On
EEPROM memory is
preserved through the Chip
Erase
Select Boot Size
(see
Table 26-7 on page
Table 26-10 on page 290
Table 26-13 on page 291
for details)
Select Boot Size
(see
Table 26-7 on page
Table 26-10 on page 290
Table 26-13 on page 291
for details)
Select Reset Vector
for description of RSTDISBL Fuse.
for description of RSTDISBL Fuse.
289,
289,
and
and
Default Value
1 (unprogrammed)
1 (unprogrammed), EEPROM
not reserved
1 (unprogrammed)
1 (unprogrammed)
1 (unprogrammed)
Default Value
1 (unprogrammed)
1 (unprogrammed)
0 (programmed, SPI
programming enabled)
1 (unprogrammed)
1 (unprogrammed), EEPROM
not reserved
0 (programmed)
0 (programmed)
1 (unprogrammed)
for details.
for details.
”Pin Name Mapping” on
(4)
(4)
297