12th November 2019

i2c
17

What is a 12c bus?

I2C is a serial protocol for two-wire interface to connect low-speed devices like microcontrollers, EEPROMs, A/D and D/A converters, I/O interfaces and other similar peripherals in embedded systems. It was invented by Philips and now it is used by almost all major IC manufacturers.

Subsequently, one may also ask, what is SDA SCL Arduino?

On the Arduino boards with the R3 layout (1.0 pinout), the SDA (data line) and SCL (clock line) are on the pin headers close to the AREF pin. The Arduino Due has two I2C / TWI interfaces SDA1 and SCL1 are near to the AREF pin and the additional one is on pins 20 and 21.

What is the meaning of SCL?

Spam confidence level (SCL) is a numerical value indicating the likelihood that an incoming email message is spam. SCL is a component of the Microsoft Exchange spam filter, Intelligent Message Filter (Exchange IMF).
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