Ned Konz / Mbed 2 deprecated Multi_WS2811_test

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:   Multi_WS2811 mbed MMA8451Q

Fork of WS2811 by Heroic Robotics

Diff: WS2811.cpp

Revision:
10:62368b801d16
Parent:
9:dd524af149e6
Child:
11:d127f93be182
diff -r dd524af149e6 -r 62368b801d16 WS2811.cpp
--- a/WS2811.cpp	Wed Nov 14 05:06:29 2012 +0000
+++ b/WS2811.cpp	Tue Feb 19 08:39:39 2013 +0000
@@ -1,4 +1,4 @@
-// WS2811 driver, kinda.
+// 800 KHz WS2811 driver, kinda.
 //
 // Parameterized and modified to use soft SPI.
 // Jas Strong <jasmine@electronpusher.org>
@@ -7,6 +7,9 @@
 #include "LedStrip.h"
 #include "WS2811.h"
 
+extern int onewire_speed_multiplier;   // speed setting for ws2811 et al.
+
+
 WS2811::WS2811(PinName dataPin, PinName clockPin, int n) :
     dat(dataPin),
     clk(clockPin) {
@@ -22,7 +25,7 @@
         /* do nothing */;
     i=guardtime.read_us();
     printf("ws2811:  1000 iters took %d usec.\n", i);
-    bogocal = (1000 / (i*2.4)); // iterations per bitcell (417 nsec)
+    bogocal = (1000 / (onewire_speed_multiplier * i * 2.4)); // iterations per bitcell (417 nsec)
     printf("ws2811:  calibrating to %d bogojiffies.\n", bogocal);
 }