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graphics.cpp
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465 lines (420 loc) · 13.7 KB
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/*
Copyright (c) 2007 Hewlett-Packard development company llc
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice,
// this list of conditions and the disclaimer below.
//
// - Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the disclaimer below in the documentation and/or
// other materials provided with the distribution. Unless a specific license is granted
// to te licencee
//
// - This software can only be used on a HP hardware. You are not permited to leaverage
// any part of this software for products/project that do not work on hardware sold by HP
//
// HP's name may not be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// DISCLAIMER: THIS SOFTWARE IS PROVIDED BY HP "AS IS" AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
// DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT,
// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
// OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
// EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// ----------------------------------------------------------------------------
file created by Cyrille de Brebisson
*/
#include "graphics.h"
#ifdef _ARM_
#include "board.h"
#endif
struct seg7table {
int a;
int b;
int c;
int d;
int e;
int f;
int g;
int h;
int i;
};
/**
* -a-
* f| |b
* -g-
* e| |c
* -d- .h
* ,i
*/
struct seg7table const seg7[10] = {
{segment_a1,segment_b1, segment_c1, segment_d1, segment_e1, segment_f1, segment_g1, segment_h1, segment_i1},
{segment_a2,segment_b2, segment_c2, segment_d2, segment_e2, segment_f2, segment_g2, segment_h2, segment_i2},
{segment_a3,segment_b3, segment_c3, segment_d3, segment_e3, segment_f3, segment_g3, segment_h3, segment_i3},
{segment_a4,segment_b4, segment_c4, segment_d4, segment_e4, segment_f4, segment_g4, segment_h4, segment_i4},
{segment_a5,segment_b5, segment_c5, segment_d5, segment_e5, segment_f5, segment_g5, segment_h5, segment_i5},
{segment_a6,segment_b6, segment_c6, segment_d6, segment_e6, segment_f6, segment_g6, segment_h6, segment_i6},
{segment_a7,segment_b7, segment_c7, segment_d7, segment_e7, segment_f7, segment_g7, segment_h7, segment_i7},
{segment_a8,segment_b8, segment_c8, segment_d8, segment_e8, segment_f8, segment_g8, segment_h8, segment_i8},
{segment_a9,segment_b9, segment_c9, segment_d9, segment_e9, segment_f9, segment_g9, segment_h9, segment_i9},
{segment_a10,segment_b10, segment_c10, segment_d10, segment_e10, segment_f10, segment_g10, segment_h10, segment_i10}
};
void displayTable(int pos, char ch) {
switch (ch) {
case 'A':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'b':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'c':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case 'C':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 0);
break;
case 'd':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case 'e':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'f':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'h':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'H':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'E':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case 'i':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 0);
break;
case 'L':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 0);
break;
case 'n':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 0);
break;
case 'o':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case 'R': // R -> to display 'r' on lower segment
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case 'r':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 0);
break;
case 'u':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '-':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case 'p':
case 'P':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '.':
displaySeg(seg7[pos/2].h, 1);
break;
case ',':
displaySeg(seg7[pos/2].i, 1);
break;
case '1':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 0);
break;
case '2':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case '3':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 1);
break;
case '4':
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '5':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '6':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '7':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 0);
break;
case '8':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '9':
case 'g':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 1);
break;
case '0':
displaySeg(seg7[pos/2].a, 1);
displaySeg(seg7[pos/2].b, 1);
displaySeg(seg7[pos/2].c, 1);
displaySeg(seg7[pos/2].d, 1);
displaySeg(seg7[pos/2].e, 1);
displaySeg(seg7[pos/2].f, 1);
displaySeg(seg7[pos/2].g, 0);
break;
case ' ': // Blank and default case to turn off all the 7 segments.
default:
if (pos%2) {
displaySeg(seg7[pos/2].h, 0);
displaySeg(seg7[pos/2].i, 0);
}
else {
displaySeg(seg7[pos/2].a, 0);
displaySeg(seg7[pos/2].b, 0);
displaySeg(seg7[pos/2].c, 0);
displaySeg(seg7[pos/2].d, 0);
displaySeg(seg7[pos/2].e, 0);
displaySeg(seg7[pos/2].f, 0);
displaySeg(seg7[pos/2].g, 0);
}
break;
} // end of switch ch
}
void displayData(char pDD[20])
{
for (int i=0; i<20; i++)
{
displayTable(i, pDD[i]);
}
}
#define C1 0
#define C2 2
#define C3 4
#define C4 6
#define SEGMENT01 0x00000001
#define SEGMENT02 0x00000002
#define SEGMENT03 0x00000004
#define SEGMENT04 0x00000008
#define SEGMENT05 0x00000010
#define SEGMENT06 0x00000020
#define SEGMENT07 0x00000040
#define SEGMENT08 0x00000080
#define SEGMENT09 0x00000100
#define SEGMENT10 0x00000200
#define SEGMENT11 0x00000400
#define SEGMENT12 0x00000800
#define SEGMENT13 0x00001000
#define SEGMENT14 0x00002000
#define SEGMENT15 0x00004000
#define SEGMENT16 0x00008000
#define SEGMENT17 0x00010000
#define SEGMENT18 0x00020000
#define SEGMENT19 0x00040000
#define SEGMENT20 0x00080000
#define SEGMENT21 0x00100000
#define SEGMENT22 0x00200000
#define SEGMENT23 0x00400000
#define SEGMENT24 0x00800000
#define SEGMENT25 0x01000000
#define SEGMENT26 0x02000000
#define TOTAL_SEGMENTS 26
void displaySeg(int seg, int enable)
{
if (enable) {
if (seg >= 1 && seg <= 26)
AT91C_SLCDC_MEM[C1] |= ( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 27 && seg <= 52)
AT91C_SLCDC_MEM[C2] |= ( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 52 && seg <= 78)
AT91C_SLCDC_MEM[C3] |= ( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 79 && seg <= 104)
AT91C_SLCDC_MEM[C4] |= ( 1 << ((seg-1)%TOTAL_SEGMENTS) );
}
else {
if (seg >= 1 && seg <= 26)
AT91C_SLCDC_MEM[C1] &= ~( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 27 && seg <= 52)
AT91C_SLCDC_MEM[C2] &= ~( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 52 && seg <= 78)
AT91C_SLCDC_MEM[C3] &= ~( 1 << ((seg-1)%TOTAL_SEGMENTS) );
else if (seg >= 79 && seg <= 104)
AT91C_SLCDC_MEM[C4] &= ~( 1 << ((seg-1)%TOTAL_SEGMENTS) );
}
}