Added in the PiGlow devLib extension driver.

Written some examples for the PiGlow board
bumped wiringPi version
This commit is contained in:
Gordon Henderson 2013-07-24 15:14:09 +01:00
parent cbf6d642b5
commit e25cbc0a62
7 changed files with 263 additions and 30 deletions

2
build
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@ -27,6 +27,8 @@ if [ x$1 = "xclean" ]; then
echo -n "PiFace: " ; make clean
cd ../q2w
echo -n "Quick2Wire: " ; make clean
cd ../PiGlow
echo -n "PiGlow: " ; make clean
exit
fi

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@ -27,7 +27,7 @@
#include "piGlow.h"
static int myBase ;
#define PIGLOW_BASE 577
static int leg0 [6] = { 6, 7, 8, 5, 4, 9 } ;
static int leg1 [6] = { 17, 16, 15, 13, 11, 10 } ;
@ -54,7 +54,7 @@ void piGlow1 (const int leg, const int ring, const int intensity)
else
legLeds = leg2 ;
analogWrite (myBase + legLeds [ring], intensity) ;
analogWrite (PIGLOW_BASE + legLeds [ring], intensity) ;
}
/*
@ -79,7 +79,7 @@ void piGlowLeg (const int leg, const int intensity)
legLeds = leg2 ;
for (i = 0 ; i < 6 ; ++i)
analogWrite (myBase + legLeds [i], intensity) ;
analogWrite (PIGLOW_BASE + legLeds [i], intensity) ;
}
@ -94,9 +94,9 @@ void piGlowRing (const int ring, const int intensity)
if ((ring < 0) || (ring > 5))
return ;
analogWrite (myBase + leg0 [ring], intensity) ;
analogWrite (myBase + leg1 [ring], intensity) ;
analogWrite (myBase + leg2 [ring], intensity) ;
analogWrite (PIGLOW_BASE + leg0 [ring], intensity) ;
analogWrite (PIGLOW_BASE + leg1 [ring], intensity) ;
analogWrite (PIGLOW_BASE + leg2 [ring], intensity) ;
}
/*
@ -105,13 +105,14 @@ void piGlowRing (const int ring, const int intensity)
*********************************************************************************
*/
void piGlowSetup (const int pinBase)
void piGlowSetup (int clear)
{
sn3218Setup (myBase = pinBase) ;
// Turn all off to start with
sn3218Setup (PIGLOW_BASE) ;
if (clear)
{
piGlowLeg (0, 0) ;
piGlowLeg (1, 0) ;
piGlowLeg (2, 0) ;
}
}

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@ -22,6 +22,15 @@
***********************************************************************
*/
#define PIGLOW_RED 0
#define PIGLOW_YELLOW 1
#define PIGLOW_ORANGE 2
#define PIGLOW_GREEN 3
#define PIGLOW_BLUE 4
#define PIGLOW_WHITE 5
#ifdef __cplusplus
extern "C" {
#endif
@ -29,7 +38,7 @@ extern "C" {
extern void piGlow1 (const int leg, const int ring, const int intensity) ;
extern void piGlowLeg (const int leg, const int intensity) ;
extern void piGlowRing (const int ring, const int intensity) ;
extern void piGlowSetup (const int pinBase) ;
extern void piGlowSetup (int clear) ;
#ifdef __cplusplus
}

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@ -35,7 +35,7 @@ LDLIBS = -lwiringPi -lwiringPiDev -lpthread -lm
# Should not alter anything below this line
###############################################################################
SRC = piGlow0.c piGlow1.c
SRC = piGlow0.c piGlow1.c piglow.c
OBJ = $(SRC:.c=.o)
@ -51,6 +51,10 @@ piGlow1: piGlow1.o
@echo [link]
@$(CC) -o $@ piGlow1.o $(LDFLAGS) $(LDLIBS)
piglow: piglow.o
@echo [link]
@$(CC) -o $@ piglow.o $(LDFLAGS) $(LDLIBS)
.c.o:
@echo [CC] $<
@$(CC) -c $(CFLAGS) $< -o $@
@ -63,6 +67,12 @@ tags: $(SRC)
@echo [ctags]
@ctags $(SRC)
install: piglow
@echo Installing piglow into /usr/local/bin
@cp -a piglow /usr/local/bin/piglow
@chmod 755 /usr/local/bin/piglow
@echo Done. Remember to load the I2C drivers!
depend:
makedepend -Y $(SRC)

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@ -32,6 +32,11 @@
#define PIGLOW_BASE 533
#ifndef TRUE
# define TRUE (1==1)
# define FALSE (!TRUE)
#endif
/*
* keypressed: clearKeypressed:
@ -123,6 +128,37 @@ static void pulseRing (int ring)
}
}
#define LEG_STEPS 3
static int legSequence [] =
{
4, 12, 99,
99, 4, 12,
12, 99, 4,
} ;
#define RING_STEPS 16
static int ringSequence [] =
{
0, 0, 0, 0, 0, 64,
0, 0, 0, 0, 64, 64,
0, 0, 0, 64, 64, 0,
0, 0, 64, 64, 0, 0,
0, 64, 64, 0, 0, 0,
64, 64, 0, 0, 0, 0,
64, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0,
64, 0, 0, 0, 0, 0,
64, 64, 0, 0, 0, 0,
0, 64, 64, 0, 0, 0,
0, 0, 64, 64, 0, 0,
0, 0, 0, 64, 64, 0,
0, 0, 0, 0, 64, 64,
0, 0, 0, 0, 0, 64,
0, 0, 0, 0, 0, 0,
} ;
/*
* main:
@ -133,7 +169,7 @@ static void pulseRing (int ring)
int main (void)
{
int i ;
int ring, leg ;
int step, ring, leg ;
// Always initialise wiringPi:
// Use the Sys method if you don't need to run as root
@ -142,7 +178,7 @@ int main (void)
// Initialise the piGlow devLib with our chosen pin base
piGlowSetup (PIGLOW_BASE) ;
piGlowSetup (1) ;
// LEDs, one at a time
@ -190,23 +226,22 @@ int main (void)
// Sequence - alternating rings, legs and random
printf ("Sequence now\n") ;
for (; !keypressed () ;)
{
for (i = 0 ; i < 20 ; ++i)
for (leg = 2 ; leg >= 0 ; --leg)
for (step = 0 ; step < LEG_STEPS ; ++step)
{
piGlowLeg (leg, 100) ;
delay (100) ;
piGlowLeg (leg, 0) ;
for (leg = 0 ; leg < 3 ; ++leg)
piGlowLeg (leg, legSequence [step * 3 + leg]) ;
delay (80) ;
}
for (i = 0 ; i < 20 ; ++i)
for (ring = 5 ; ring >= 0 ; --ring)
for (i = 0 ; i < 10 ; ++i)
for (step = 0 ; step < RING_STEPS ; ++step)
{
piGlowRing (ring, 100) ;
delay (50) ;
piGlowRing (ring, 0) ;
for (ring = 0 ; ring < 6 ; ++ring)
piGlowRing (ring, ringSequence [step * 6 + ring]) ;
delay (80) ;
}
for (i = 0 ; i < 1000 ; ++i)

176
examples/PiGlow/piglow.c Normal file
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@ -0,0 +1,176 @@
/*
* piglow.c:
* Very simple demonstration of the PiGlow board.
* This uses the piGlow devLib.
*
* Copyright (c) 2013 Gordon Henderson.
***********************************************************************
* This file is part of wiringPi:
* https://projects.drogon.net/raspberry-pi/wiringpi/
*
* wiringPi is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* wiringPi is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with wiringPi. If not, see <http://www.gnu.org/licenses/>.
***********************************************************************
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#ifndef TRUE
# define TRUE (1==1)
# define FALSE (!TRUE)
#endif
#include <wiringPi.h>
#include <piGlow.h>
static void failUsage (void)
{
fprintf (stderr, "Usage examples:\n") ;
fprintf (stderr, " piglow off # All off\n") ;
fprintf (stderr, " piglow red 50 # Light the 3 red LEDs to 50%%\n") ;
fprintf (stderr, " colours are: red, yellow, orange, green, blue and white\n") ;
fprintf (stderr, " piglow all 75 # Light all to 75%%\n") ;
fprintf (stderr, " piglow leg 0 25 # Light leg 0 to 25%%\n") ;
fprintf (stderr, " piglow ring 3 100 # Light ring 3 to 100%%\n") ;
fprintf (stderr, " piglow led 2 5 100 # Light the single LED on Leg 2, ring 5 to 100%%\n") ;
exit (EXIT_FAILURE) ;
}
static int getPercent (char *typed)
{
int percent ;
percent = atoi (typed) ;
if ((percent < 0) || (percent > 100))
{
fprintf (stderr, "piglow: percent value out of range\n") ;
exit (EXIT_FAILURE) ;
}
return (percent * 255) / 100 ;
}
/*
* main:
* Our little demo prgoram
*********************************************************************************
*/
int main (int argc, char *argv [])
{
int percent ;
int ring, leg ;
// Always initialise wiringPi:
// Use the Sys method if you don't need to run as root
wiringPiSetupSys () ;
// Initialise the piGlow devLib
piGlowSetup (FALSE) ;
if (argc == 1)
failUsage () ;
if ((argc == 2) && (strcasecmp (argv [1], "off") == 0))
{
for (leg = 0 ; leg < 3 ; ++leg)
piGlowLeg (leg, 0) ;
return 0 ;
}
if (argc == 3)
{
percent = getPercent (argv [2]) ;
/**/ if (strcasecmp (argv [1], "red") == 0)
piGlowRing (PIGLOW_RED, percent) ;
else if (strcasecmp (argv [1], "yellow") == 0)
piGlowRing (PIGLOW_YELLOW, percent) ;
else if (strcasecmp (argv [1], "orange") == 0)
piGlowRing (PIGLOW_ORANGE, percent) ;
else if (strcasecmp (argv [1], "green") == 0)
piGlowRing (PIGLOW_GREEN, percent) ;
else if (strcasecmp (argv [1], "blue") == 0)
piGlowRing (PIGLOW_BLUE, percent) ;
else if (strcasecmp (argv [1], "white") == 0)
piGlowRing (PIGLOW_WHITE, percent) ;
else if (strcasecmp (argv [1], "all") == 0)
for (ring = 0 ; ring < 6 ; ++ring)
piGlowRing (ring, percent) ;
else
{
fprintf (stderr, "piglow: invalid colour\n") ;
exit (EXIT_FAILURE) ;
}
return 0 ;
}
if (argc == 4)
{
/**/ if (strcasecmp (argv [1], "leg") == 0)
{
leg = atoi (argv [2]) ;
if ((leg < 0) || (leg > 2))
{
fprintf (stderr, "piglow: leg value out of range\n") ;
exit (EXIT_FAILURE) ;
}
percent = getPercent (argv [3]) ;
piGlowLeg (leg, percent) ;
}
else if (strcasecmp (argv [1], "ring") == 0)
{
ring = atoi (argv [2]) ;
if ((ring < 0) || (ring > 5))
{
fprintf (stderr, "piglow: ring value out of range\n") ;
exit (EXIT_FAILURE) ;
}
percent = getPercent (argv [3]) ;
piGlowRing (ring, percent) ;
}
return 0 ;
}
if (argc == 5)
{
if (strcasecmp (argv [1], "led") != 0)
failUsage () ;
leg = atoi (argv [2]) ;
if ((leg < 0) || (leg > 2))
{
fprintf (stderr, "piglow: leg value out of range\n") ;
exit (EXIT_FAILURE) ;
}
ring = atoi (argv [3]) ;
if ((ring < 0) || (ring > 5))
{
fprintf (stderr, "piglow: ring value out of range\n") ;
exit (EXIT_FAILURE) ;
}
percent = getPercent (argv [4]) ;
piGlow1 (leg, ring, percent) ;
return 0 ;
}
failUsage () ;
return 0 ;
}

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@ -51,7 +51,7 @@ extern void doReadallOld (void) ;
# define FALSE (1==2)
#endif
#define VERSION "2.10"
#define VERSION "2.11"
#define I2CDETECT "/usr/sbin/i2cdetect"
int wpMode ;