Heroic Robotics / SD600A

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.

Fork of SD600A by Heroic Robotics

SD600A.h@18:a61600110235, 2012-10-11 (annotated)

Committer:
heroic
Date:
Thu Oct 11 04:40:47 2012 +0000
Revision:
18:a61600110235
Parent:
16:910bf46f2ce4
Child:
19:43cb725a2598
Do two bits at a time.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
heroic 6:aacceefab2ea 1 // Mbed library to control SD600A-based RGB LED Strips
ehbmbed2 0:12e734116fea 2 // (c) 2011 Jelmer Tiete
ehbmbed2 0:12e734116fea 3 // This library is ported from the Arduino implementation of Adafruit Industries
ehbmbed2 0:12e734116fea 4 // found at: http://github.com/adafruit/LPD8806
ehbmbed2 0:12e734116fea 5 // and their strips: http://www.adafruit.com/products/306
ehbmbed2 0:12e734116fea 6 // Released under the MIT License: http://mbed.org/license/mit
ehbmbed2 1:6ebd3ac910b6 7 //
ehbmbed2 0:12e734116fea 8 /*****************************************************************************/
ehbmbed2 0:12e734116fea 9
heroic 4:0b75eb84a6d2 10 // Heavily modified by Jas Strong, 2012-10-04
heroic 6:aacceefab2ea 11 // Changed to use a virtual base class, drive the SD600A, and to use software SPI.
heroic 4:0b75eb84a6d2 12
ehbmbed2 0:12e734116fea 13 #include "mbed.h"
heroic 5:c2579d6415e1 14 #include "rtos.h"
heroic 4:0b75eb84a6d2 15 #include "LedStrip.h"
heroic 6:aacceefab2ea 16 #ifndef MBED_SD600A_H
heroic 6:aacceefab2ea 17 #define MBED_SD600A_H
ehbmbed2 0:12e734116fea 18
heroic 11:97ef14b4c4de 19 //#define DELAY_PERIOD (1)
heroic 18:a61600110235 20 #define INTERRUPT_INTERVAL (20)
heroic 8:78ba2917bfd9 21
heroic 6:aacceefab2ea 22 class SD600A : public LedStrip {
ehbmbed2 0:12e734116fea 23
ehbmbed2 0:12e734116fea 24 public:
ehbmbed2 0:12e734116fea 25
heroic 6:aacceefab2ea 26 SD600A(PinName dataPin, PinName clockPin, int n);
heroic 4:0b75eb84a6d2 27 virtual void begin(void);
heroic 4:0b75eb84a6d2 28 virtual void show(void);
heroic 4:0b75eb84a6d2 29 virtual void blank(void);
heroic 4:0b75eb84a6d2 30 virtual void setPixelColor(uint16_t n, uint8_t r, uint8_t g, uint8_t b);
heroic 4:0b75eb84a6d2 31 virtual void setPixelB(uint16_t n, uint8_t b);
heroic 4:0b75eb84a6d2 32 virtual void setPixelG(uint16_t n, uint8_t g);
heroic 4:0b75eb84a6d2 33 virtual void setPixelR(uint16_t n, uint8_t r);
heroic 4:0b75eb84a6d2 34 virtual void setPixelColor(uint16_t n, uint32_t c);
heroic 4:0b75eb84a6d2 35 virtual uint16_t numPixels(void);
heroic 4:0b75eb84a6d2 36 virtual uint32_t Color(uint8_t, uint8_t, uint8_t);
heroic 2:af5af64e114d 37 DigitalOut dat;
heroic 2:af5af64e114d 38 DigitalOut clk;
heroic 5:c2579d6415e1 39
heroic 5:c2579d6415e1 40 private:
heroic 2:af5af64e114d 41 void write(uint8_t byte);
heroic 16:910bf46f2ce4 42 uint8_t *pixels; // Holds LED color values; also, SPI buffer.
heroic 16:910bf46f2ce4 43 uint32_t data_length; // used by SPI ISR
heroic 16:910bf46f2ce4 44 uint32_t bit_index; // used by SPI ISR
heroic 16:910bf46f2ce4 45 uint32_t byte_index;
heroic 16:910bf46f2ce4 46 uint16_t numLEDs; // Number of RGB LEDs in strand
heroic 11:97ef14b4c4de 47 Ticker idletoggle;
heroic 18:a61600110235 48 void spi_isr(void); // toggles the clock to keep PWM working.
ehbmbed2 0:12e734116fea 49
ehbmbed2 0:12e734116fea 50 void
heroic 5:c2579d6415e1 51 writeguard(void);
ehbmbed2 0:12e734116fea 52 };
ehbmbed2 0:12e734116fea 53 #endif