shiftOut(dataPin, clockPin, bitOrder, val, [callback])

Note: This doesn't work until BoneScript version 0.2.3

Shift a byte out to a digital I/O pin clocking it with another digital I/O pin.

Arguments

• dataPin: the pin for the serial data
• clockPin: the pin for the clock
• bitOrder: b.MSBFIRST or b.LSBFIRST
• val: the byte to be written
• callback: called upon completion

Return value

• true if successful
• false on failure

callback(x)

• x.err: error status message

Example run restore

X

Build and execute instructions

• TBD

See also

Topics

• BeagleBone expansion headers
• Digital I/O

Related functions

• require
• pinMode