Coded PHY uses 2 modes, S=2 and S=8. In the S=2 mode, 2 symbols represent 1 bit, therefore the data rate is 500 kbps. While in the S=8 mode, 8 symbols are used to represent a bit and the data rate becomes 125 kbps.
Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)