116 lines
2.8 KiB
C
116 lines
2.8 KiB
C
/*
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* test.c:
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* Little test program forthe Pimoroni Scroll Phat.
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*
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* Copyright (c) 2015-2016 Gordon Henderson. <projects@drogon.net>
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***********************************************************************
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* This file is part of wiringPi:
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* https://projects.drogon.net/raspberry-pi/wiringpi/
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*
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* wiringPi is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* wiringPi is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with wiringPi. If not, see <http://www.gnu.org/licenses/>.
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***********************************************************************
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <string.h>
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#include <scrollPhat.h>
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/*
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* prompt:
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* Simple prompt & wait
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*********************************************************************************
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*/
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static void prompt (const char *p)
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{
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printf (" %s. Press ENTER: ", p) ;
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(void)getchar () ;
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}
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/*
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* the works
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*********************************************************************************
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*/
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int main (void)
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{
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int x, y ;
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printf ("\n") ;
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printf ("Scroll Phat Test program\n") ;
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printf ("========================\n") ;
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if (scrollPhatSetup () != 0)
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{
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printf ("Unable to initialise the scrollPhat: %s\n", strerror (errno)) ;
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exit (1) ;
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}
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printf ("-> Scroll Phat initialised OK\n") ;
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printf ("... Basic display tests.\n\n") ;
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prompt ("Display ought to be blank") ;
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// Light all pixels using one point at a time
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for (y = 0 ; y < 5 ; ++y)
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for (x = 0 ; x < 12 ; ++x)
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scrollPhatPoint (x, y, 1) ;
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scrollPhatUpdate () ;
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prompt ("Display ought to be all lit-up") ;
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// Big rectangle
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scrollPhatClear () ;
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scrollPhatRectangle (0,0, 10, 4, 1, 0) ;
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scrollPhatUpdate () ;
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prompt ("There should now be a rectangle round the outside") ;
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scrollPhatLine (0,0, 10,4, 1) ;
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scrollPhatLine (0,4, 10,0, 1) ;
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scrollPhatUpdate () ;
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prompt ("Diagonal lines") ;
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scrollPhatIntensity (1) ;
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prompt ("Minimum brightness") ;
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scrollPhatIntensity (100) ;
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prompt ("Maximum brightness") ;
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scrollPhatIntensity (10) ;
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prompt ("Default brightness") ;
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scrollPhatClear () ;
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printf (" Message Test...Press Ctrl-C to exit: ") ;
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fflush (stdout) ;
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scrollPhatPrintSpeed (75) ;
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for (;;)
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scrollPhatPuts (" Welcome to the scroll phat from Pimoroni ") ;
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return 0 ;
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}
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