Tomás Vega / Adafruit_NeoPixel Featured

Forked PololuLedStrip and modified it to work with the KL25Z. Renamed it to Adafruit_NeoPixel.

Dependents:   idd_hw3 idd_fa15_hw3_lauren_bill_tomas idd_fa15_hw3_lauren_bill_tomas Raiden ... more

Fork of PololuLedStrip by David Grayson

Examples/LedStripGradient.cpp@23:a3c2ccd5870c, 2015-09-16 (annotated)

Committer:
tomasero
Date:
Wed Sep 16 22:37:58 2015 +0000
Revision:
23:a3c2ccd5870c
Child:
24:21d6d7016965
Added example from PololuLedStrip. Modified NeoPixel DataIn pin to PTC8 (pin 6).

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tomasero 23:a3c2ccd5870c 1 #include "mbed.h"
tomasero 23:a3c2ccd5870c 2 #include "PololuLedStrip.h"
tomasero 23:a3c2ccd5870c 3
tomasero 23:a3c2ccd5870c 4 PololuLedStrip ledStrip(PTC8);
tomasero 23:a3c2ccd5870c 5
tomasero 23:a3c2ccd5870c 6 #define LED_COUNT 60
tomasero 23:a3c2ccd5870c 7 rgb_color colors[LED_COUNT];
tomasero 23:a3c2ccd5870c 8
tomasero 23:a3c2ccd5870c 9 Timer timer;
tomasero 23:a3c2ccd5870c 10
tomasero 23:a3c2ccd5870c 11 int main()
tomasero 23:a3c2ccd5870c 12 {
tomasero 23:a3c2ccd5870c 13 timer.start();
tomasero 23:a3c2ccd5870c 14
tomasero 23:a3c2ccd5870c 15 while(1)
tomasero 23:a3c2ccd5870c 16 {
tomasero 23:a3c2ccd5870c 17 // Update the colors array.
tomasero 23:a3c2ccd5870c 18 uint8_t time = timer.read_ms() >> 2;
tomasero 23:a3c2ccd5870c 19 for(uint32_t i = 0; i < LED_COUNT; i++)
tomasero 23:a3c2ccd5870c 20 {
tomasero 23:a3c2ccd5870c 21 uint8_t x = time - 8*i;
tomasero 23:a3c2ccd5870c 22 colors[i] = (rgb_color){ x, 255 - x, x };
tomasero 23:a3c2ccd5870c 23 }
tomasero 23:a3c2ccd5870c 24
tomasero 23:a3c2ccd5870c 25 // Send the colors to the LED strip.
tomasero 23:a3c2ccd5870c 26 ledStrip.write(colors, LED_COUNT);
tomasero 23:a3c2ccd5870c 27 wait_ms(10);
tomasero 23:a3c2ccd5870c 28 }
tomasero 23:a3c2ccd5870c 29 }