Yudong Xiao / Mbed OS pokemon

Important changes to repositories hosted on mbed.com

Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.

To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.

It is also possible to export all your personal repositories from the account settings page.

Dependencies:   Tone

Embed: (wiki syntax)

« Back to documentation index

Show/hide line numbers ShiftReg.cpp Source File

ShiftReg.cpp

00001 #include "ShiftReg.h"
00002 
00003 ShiftReg::ShiftReg()
00004 {
00005     clkout = new DigitalOut(p7);
00006     dataout = new DigitalOut(p5);
00007     latchout = new DigitalOut(p30);
00008 }
00009 
00010 ShiftReg::~ShiftReg()
00011 {
00012     delete clkout;
00013     delete dataout;
00014     delete latchout;
00015 }
00016 
00017 void ShiftReg::write(int data)
00018 {
00019     *latchout = 0;
00020     for (int i = 7; i >=  0; i--) {
00021         *clkout = 0;
00022         *dataout = (data & (1 << i)) != 0;
00023         *clkout = 1;
00024     }
00025     *latchout = 1;
00026 }
Generated on Wed Jul 13 2022 12:24:57 by  doxygen 1.7.2