David Sidrane 3840c802d1 Kinetis SPI and I2C are 0 based
The K whole family line has max 4 or each. But the supported
  parts have the maximums listed below:

    K46 and K66    3 SPI SPI0-SPI2
    K46 and K66    4 I2C I2C0-I2C3
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2017-02-13 13:24:47 -10:00