i2c functions using I2C0_SCL, I2C0_SDA or I2C1_SCL, I2C1_SDA as SCl, SDA.
USART pin removed. According to documentation embeded linux should use pyserial not busio!
pylint give a message for i2cPorts as not conforming to Capitalization standard, but this the same for all the other examples and the way the other programs expect it.