Reference   Language | Libraries | Comparison | Changes

SPI

setClockDivider()

Description

Sets the SPI clock divider relative to the system clock. The dividers available are 2, 4, 8, 16, 32, 64, or 128. The default setting is SPI_CLOCK_DIV4, which sets the SPI clock to one-quarter the frequency of the system clock.

Syntax

SPI.setClockDivider(divider)

Parameters

divider:

  • SPI_CLOCK_DIV2
  • SPI_CLOCK_DIV4
  • SPI_CLOCK_DIV8
  • SPI_CLOCK_DIV16
  • SPI_CLOCK_DIV32
  • SPI_CLOCK_DIV64 or
  • SPI_CLOCK_DIV128

Returns

None

Example

Reference Home

Corrections, suggestions, and new documentation should be posted to the Forum.

This reference is licensed under a Creative Commons Attribution-ShareAlike 3.0 License and is based on the Arduino reference. Code samples in the reference are released into the public domain.