A000046 Arduino, A000046 Datasheet - Page 168
![MCU, MPU & DSP Development Tools Uno](/photos/15/92/159298/arduinounofront_sml.jpg)
A000046
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
- Current page: 168 of 448
- Download datasheet (13Mb)
8161D–AVR–10/09
When the SPI is enabled, the data direction of the MOSI, MISO, SCK, and SS pins is overridden
according to
”Alternate Port Functions” on page
Table 18-1.
Note:
The following code examples show how to initialize the SPI as a Master and how to perform a
simple transmission. DDR_SPI in the examples must be replaced by the actual Data Direction
Register controlling the SPI pins. DD_MOSI, DD_MISO and DD_SCK must be replaced by the
actual data direction bits for these pins. E.g. if MOSI is placed on pin PB5, replace DD_MOSI
with DDB5 and DDR_SPI with DDRB.
MOSI
MISO
SCK
Pin
SS
See
direction of the user defined SPI pins.
”Alternate Functions of Port B” on page 82
Table 18-1 on page
SPI Pin Overrides
Direction, Master SPI
User Defined
Input
User Defined
User Defined
(Note:)
ATmega48PA/88PA/168PA/328P
168. For more details on automatic port overrides, refer to
80.
for a detailed description of how to define the
Direction, Slave SPI
Input
User Defined
Input
Input
168
Related parts for A000046
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
![A000082](/images/no-image3.png)
Part Number:
Description:
Daughter Cards & OEM Boards ARDUINO UNO PROTO PCB REV 3
Manufacturer:
Arduino
![A000083](/images/no-image3.png)
Part Number:
Description:
Daughter Cards & OEM Boards ARDUINO SHIELD PROTO KIT REV 3
Manufacturer:
Arduino
![A000081](/images/no-image3.png)
Part Number:
Description:
Daughter Cards & OEM Boards ARDUINO MEGA PROTO KIT REV 3
Manufacturer:
Arduino
![A000080](/images/no-image3.png)
Part Number:
Description:
Daughter Cards & OEM Boards ARDUINO MEGA PROTO PCB REV 3
Manufacturer:
Arduino
![K000007](/images/no-image3.png)
Part Number:
Description:
Development Boards & Kits - AVR ARDUINO STARTER KIT W/ UNO REV3
Manufacturer:
Arduino
![A000064](/images/no-image3.png)
Part Number:
Description:
RF Development Tools ARDUINO SHIELD WIRELESS PROTO
Manufacturer:
Arduino
Datasheet:
![A000065](/images/no-image3.png)
Part Number:
Description:
RF Development Tools ARDUINO SHIELD WIRELESS WITH SD
Manufacturer:
Arduino
Datasheet:
![A000035](/photos/15/87/158783/gettingstarted_tmb.jpg)
Part Number:
Description:
Development Software Getting started w/Arduino
Manufacturer:
Arduino
![A000031](/photos/15/88/158818/arduinoethernetshield_tmb.jpg)
Part Number:
Description:
Ethernet Modules & Development Tools Ethernet Shield for Arduino
Manufacturer:
Arduino
![LILYPAD](/photos/15/93/159314/lilypad_3_tmb.jpg)
Part Number:
Description:
MCU, MPU & DSP Development Tools LilyPad Arduino Main Board
Manufacturer:
Arduino
![A000005](/photos/24/11/241196/13t9275-30-web_tmb.jpg)
Part Number:
Description:
ARDUINO NANO Board
Manufacturer:
Arduino
Datasheet:
![A000056](/images/no-image3.png)
Part Number:
Description:
Ethernet Modules & Development Tools ETHERNET SHEILD PoE FOR ARDUINO
Manufacturer:
Arduino
Datasheet:
![A000048](/photos/18/99/189989/4243185_tmb.jpg)
Part Number:
Description:
ATMEGA328 MCU IC W/ Arduino UNO Bootloader
Manufacturer:
Arduino
Datasheet:
![X000001](/images/no-image3.png)
Part Number:
Description:
Memory Cards MICRO SD CARD 1GB WITH SD ADAPTER
Manufacturer:
Arduino