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Results tagged with arduino
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user 46366
Be sure to use the Arduino Stack Exchange for questions that are more Arduino and less electronics.
3
votes
Can I do without I²C pull-up resistors?
From the ATmega328 datasheet:
The only external hardware
needed to implement the bus is a single pull-up resistor for each of the TWI bus lines.
As is stated later in the same section on TWI w …
- 141
3
votes
Accepted
Olimex/ATMega328 Reading from UART and sending to USB
The two connect to the ATmega328 via the same pins, as demonstrated by the RED lines in the picture below (schematic from Arduino Uno documentation):
So to answer your question
do they read/write …
- 141