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en:arduino:libraries:spisetclockdivider

差别

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en:arduino:libraries:spisetclockdivider [2016/12/25 22:15] (当前版本)
行 1: 行 1:
 +[[en:​arduino:​libraries:​spi|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
 +
 +[[en:​arduino:​libraries|Reference Home]]
en/arduino/libraries/spisetclockdivider.txt · 最后更改: 2016/12/25 22:15 (外部编辑)