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-rw-r--r--src/electronics/components/matrixdisplaydriver.cpp380
1 files changed, 380 insertions, 0 deletions
diff --git a/src/electronics/components/matrixdisplaydriver.cpp b/src/electronics/components/matrixdisplaydriver.cpp
new file mode 100644
index 0000000..da00bb7
--- /dev/null
+++ b/src/electronics/components/matrixdisplaydriver.cpp
@@ -0,0 +1,380 @@
+/***************************************************************************
+ * Copyright (C) 2005 by David Saxton *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ ***************************************************************************/
+
+#include "libraryitem.h"
+#include "logic.h"
+#include "matrixdisplaydriver.h"
+
+#include <klocale.h>
+#include <qpainter.h>
+#include <qstring.h>
+
+#include <assert.h>
+
+// Thank you Scott Dattalo!
+// http://www.dattalo.com/gnupic/lcdfont.inc
+
+static char characterMap[256][5] = {
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //0
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //1
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //2
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //3
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //4
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //5
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //6
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //7
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //8
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //9
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //10
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //11
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //12
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //13
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //14
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //15
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //16
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //17
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //18
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //19
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //20
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //21
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //22
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //23
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //24
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //25
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //26
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //27
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //28
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //29
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //30
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //31
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //32
+{ 0x00, 0x00, 0x7d, 0x00, 0x00 }, //33
+{ 0x00, 0x70, 0x00, 0x70, 0x00 }, //34
+{ 0x14, 0x7f, 0x14, 0x7f, 0x14 }, //35
+{ 0x12, 0x2a, 0x7f, 0x2a, 0x24 }, //36
+{ 0x62, 0x64, 0x08, 0x13, 0x23 }, //37
+{ 0x36, 0x49, 0x55, 0x22, 0x05 }, //38
+{ 0x00, 0x50, 0x60, 0x00, 0x00 }, //39
+{ 0x00, 0x1c, 0x22, 0x41, 0x00 }, //40
+{ 0x00, 0x41, 0x22, 0x1c, 0x00 }, //41
+{ 0x14, 0x08, 0x3e, 0x08, 0x14 }, //42
+{ 0x08, 0x08, 0x3e, 0x08, 0x08 }, //43
+{ 0x00, 0x05, 0x06, 0x00, 0x00 }, //44
+{ 0x08, 0x08, 0x08, 0x08, 0x08 }, //45
+{ 0x00, 0x03, 0x03, 0x00, 0x00 }, //46
+{ 0x02, 0x04, 0x08, 0x10, 0x20 }, //47
+{ 0x3e, 0x45, 0x49, 0x51, 0x3e }, //48
+{ 0x00, 0x21, 0x7f, 0x01, 0x00 }, //49
+{ 0x21, 0x43, 0x45, 0x49, 0x31 }, //50
+{ 0x42, 0x41, 0x51, 0x69, 0x46 }, //51
+{ 0x0c, 0x14, 0x24, 0x7f, 0x04 }, //52
+{ 0x72, 0x51, 0x51, 0x51, 0x4e }, //53
+{ 0x1e, 0x29, 0x49, 0x49, 0x06 }, //54
+{ 0x40, 0x47, 0x48, 0x50, 0x60 }, //55
+{ 0x36, 0x49, 0x49, 0x49, 0x36 }, //56
+{ 0x30, 0x49, 0x49, 0x4a, 0x3c }, //57
+{ 0x00, 0x36, 0x36, 0x00, 0x00 }, //58
+{ 0x00, 0x35, 0x36, 0x00, 0x00 }, //59
+{ 0x08, 0x14, 0x22, 0x41, 0x00 }, //60
+{ 0x14, 0x14, 0x14, 0x14, 0x14 }, //61
+{ 0x41, 0x22, 0x14, 0x08, 0x00 }, //62
+{ 0x20, 0x40, 0x45, 0x48, 0x30 }, //63
+{ 0x26, 0x49, 0x4f, 0x41, 0x3e }, //64
+{ 0x3f, 0x44, 0x44, 0x44, 0x3f }, //65
+{ 0x7f, 0x49, 0x49, 0x49, 0x36 }, //66
+{ 0x3e, 0x41, 0x41, 0x41, 0x22 }, //67
+{ 0x7f, 0x41, 0x41, 0x41, 0x3e }, //68
+{ 0x7f, 0x49, 0x49, 0x49, 0x41 }, //69
+{ 0x7f, 0x48, 0x48, 0x48, 0x40 }, //70
+{ 0x3e, 0x41, 0x49, 0x49, 0x2f }, //71
+{ 0x7f, 0x08, 0x08, 0x08, 0x7f }, //72
+{ 0x00, 0x41, 0x7f, 0x41, 0x00 }, //73
+{ 0x02, 0x01, 0x41, 0x7e, 0x40 }, //74
+{ 0x7f, 0x08, 0x14, 0x22, 0x41 }, //75
+{ 0x7f, 0x01, 0x01, 0x01, 0x01 }, //76
+{ 0x7f, 0x40, 0x20, 0x40, 0x7f }, //77
+{ 0x7f, 0x10, 0x08, 0x04, 0x7f }, //78
+{ 0x3e, 0x41, 0x41, 0x41, 0x3e }, //79
+{ 0x7f, 0x48, 0x48, 0x48, 0x30 }, //80
+{ 0x3e, 0x41, 0x45, 0x42, 0x3d }, //81
+{ 0x7f, 0x48, 0x4c, 0x4a, 0x31 }, //82
+{ 0x31, 0x49, 0x49, 0x49, 0x46 }, //83
+{ 0x40, 0x40, 0x7f, 0x40, 0x40 }, //84
+{ 0x7e, 0x01, 0x01, 0x01, 0x7e }, //85
+{ 0x7c, 0x02, 0x01, 0x02, 0x7c }, //86
+{ 0x7e, 0x01, 0x0e, 0x01, 0x7e }, //87
+{ 0x63, 0x14, 0x08, 0x14, 0x63 }, //88
+{ 0x70, 0x08, 0x07, 0x08, 0x70 }, //89
+{ 0x43, 0x45, 0x49, 0x51, 0x61 }, //90
+{ 0x00, 0x7f, 0x41, 0x41, 0x00 }, //91
+{ 0x54, 0x34, 0x1f, 0x34, 0x54 }, //92
+{ 0x00, 0x41, 0x41, 0x7f, 0x00 }, //93
+{ 0x10, 0x20, 0x40, 0x20, 0x10 }, //94
+{ 0x01, 0x01, 0x01, 0x01, 0x01 }, //95
+{ 0x00, 0x40, 0x20, 0x10, 0x00 }, //96
+{ 0x02, 0x15, 0x15, 0x15, 0x0f }, //97
+{ 0x7f, 0x09, 0x11, 0x11, 0x0e }, //98
+{ 0x0e, 0x11, 0x11, 0x11, 0x02 }, //99
+{ 0x0e, 0x11, 0x11, 0x09, 0x7f }, //100
+{ 0x0e, 0x15, 0x15, 0x15, 0x0c }, //101
+{ 0x08, 0x3f, 0x48, 0x40, 0x20 }, //102
+{ 0x30, 0x49, 0x49, 0x49, 0x7e }, //103
+{ 0x7f, 0x08, 0x10, 0x10, 0x0f }, //104
+{ 0x00, 0x11, 0x5f, 0x01, 0x00 }, //105
+{ 0x02, 0x01, 0x21, 0x7e, 0x00 }, //106
+{ 0x7f, 0x04, 0x0a, 0x11, 0x00 }, //107
+{ 0x00, 0x41, 0x7f, 0x01, 0x00 }, //108
+{ 0x1f, 0x10, 0x0c, 0x10, 0x0f }, //109
+{ 0x1f, 0x08, 0x10, 0x10, 0x0f }, //110
+{ 0x0e, 0x11, 0x11, 0x11, 0x0e }, //111
+{ 0x1f, 0x14, 0x14, 0x14, 0x08 }, //112
+{ 0x08, 0x14, 0x14, 0x0c, 0x1f }, //113
+{ 0x1f, 0x08, 0x10, 0x10, 0x08 }, //114
+{ 0x09, 0x15, 0x15, 0x15, 0x12 }, //115
+{ 0x20, 0x7e, 0x21, 0x01, 0x02 }, //116
+{ 0x1e, 0x01, 0x01, 0x02, 0x1f }, //117
+{ 0x1c, 0x02, 0x01, 0x02, 0x1c }, //118
+{ 0x1e, 0x01, 0x06, 0x01, 0x1e }, //119
+{ 0x11, 0x0a, 0x04, 0x0a, 0x11 }, //120
+{ 0x18, 0x05, 0x05, 0x05, 0x1e }, //121
+{ 0x11, 0x13, 0x15, 0x19, 0x11 }, //122
+{ 0x00, 0x08, 0x36, 0x41, 0x00 }, //123
+{ 0x00, 0x00, 0x7f, 0x00, 0x00 }, //124
+{ 0x00, 0x41, 0x36, 0x08, 0x00 }, //125
+{ 0x08, 0x08, 0x2a, 0x1c, 0x08 }, //126
+{ 0x08, 0x1c, 0x2a, 0x08, 0x08 }, //127
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //128
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //129
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //130
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //131
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //132
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //133
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //134
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //135
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //136
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //137
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //138
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //139
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //140
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //141
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //142
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //143
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //144
+{ 0x07, 0x05, 0x07, 0x00, 0x00 }, //145
+{ 0x00, 0x00, 0x78, 0x40, 0x40 }, //146
+{ 0x01, 0x01, 0x0f, 0x00, 0x00 }, //147
+{ 0x04, 0x02, 0x01, 0x00, 0x00 }, //148
+{ 0x00, 0x0c, 0x0c, 0x00, 0x00 }, //149
+{ 0x28, 0x28, 0x29, 0x2a, 0x3c }, //150
+{ 0x10, 0x11, 0x16, 0x14, 0x18 }, //151
+{ 0x02, 0x04, 0x0f, 0x10, 0x00 }, //152
+{ 0x0c, 0x08, 0x19, 0x09, 0x0e }, //153
+{ 0x09, 0x09, 0x0f, 0x09, 0x09 }, //154
+{ 0x09, 0x0a, 0x0c, 0x1f, 0x08 }, //155
+{ 0x08, 0x1f, 0x08, 0x0a, 0x0c }, //156
+{ 0x01, 0x09, 0x09, 0x0f, 0x01 }, //157
+{ 0x15, 0x15, 0x15, 0x1f, 0x00 }, //158
+{ 0x0c, 0x00, 0x0d, 0x01, 0x0e }, //159
+{ 0x04, 0x04, 0x04, 0x04, 0x04 }, //160
+{ 0x40, 0x41, 0x5e, 0x48, 0x70 }, //161
+{ 0x04, 0x08, 0x1f, 0x20, 0x40 }, //162
+{ 0x38, 0x20, 0x61, 0x22, 0x3c }, //163
+{ 0x11, 0x11, 0x1f, 0x11, 0x11 }, //164
+{ 0x22, 0x24, 0x28, 0x7f, 0x20 }, //165
+{ 0x21, 0x7e, 0x20, 0x21, 0x3e }, //166
+{ 0x28, 0x28, 0x7f, 0x28, 0x28 }, //167
+{ 0x08, 0x31, 0x21, 0x22, 0x3c }, //168
+{ 0x10, 0x60, 0x21, 0x3e, 0x20 }, //169
+{ 0x21, 0x21, 0x21, 0x21, 0x3f }, //170
+{ 0x20, 0x79, 0x22, 0x7c, 0x20 }, //171
+{ 0x29, 0x29, 0x01, 0x02, 0x1c }, //172
+{ 0x21, 0x22, 0x24, 0x2a, 0x31 }, //173
+{ 0x20, 0x7e, 0x21, 0x29, 0x31 }, //174
+{ 0x30, 0x09, 0x01, 0x02, 0x3c }, //175
+{ 0x08, 0x31, 0x29, 0x26, 0x3c }, //176
+{ 0x28, 0x29, 0x3e, 0x48, 0x08 }, //177
+{ 0x30, 0x00, 0x31, 0x02, 0x3c }, //178
+{ 0x10, 0x51, 0x5e, 0x50, 0x10 }, //179
+{ 0x00, 0x7f, 0x08, 0x04, 0x00 }, //180
+{ 0x11, 0x12, 0x7c, 0x10, 0x10 }, //181
+{ 0x01, 0x21, 0x21, 0x21, 0x01 }, //182
+{ 0x21, 0x2a, 0x24, 0x2a, 0x30 }, //183
+{ 0x22, 0x24, 0x6f, 0x34, 0x22 }, //184
+{ 0x00, 0x01, 0x02, 0x7c, 0x00 }, //185
+{ 0x0f, 0x00, 0x20, 0x10, 0x0f }, //186
+{ 0x7e, 0x11, 0x11, 0x11, 0x11 }, //187
+{ 0x20, 0x21, 0x21, 0x22, 0x3c }, //188
+{ 0x10, 0x20, 0x10, 0x08, 0x06 }, //189
+{ 0x26, 0x20, 0x7f, 0x20, 0x26 }, //190
+{ 0x20, 0x24, 0x22, 0x25, 0x38 }, //191
+{ 0x00, 0x2a, 0x2a, 0x2a, 0x01 }, //192
+{ 0x0e, 0x12, 0x22, 0x02, 0x07 }, //193
+{ 0x01, 0x0a, 0x04, 0x0a, 0x30 }, //194
+{ 0x28, 0x3e, 0x29, 0x29, 0x29 }, //195
+{ 0x10, 0x7f, 0x10, 0x14, 0x18 }, //196
+{ 0x01, 0x21, 0x21, 0x3f, 0x01 }, //197
+{ 0x29, 0x29, 0x29, 0x29, 0x3f }, //198
+{ 0x10, 0x50, 0x51, 0x52, 0x1c }, //199
+{ 0x78, 0x01, 0x02, 0x7c, 0x00 }, //200
+{ 0x1f, 0x00, 0x3f, 0x01, 0x06 }, //201
+{ 0x3f, 0x01, 0x02, 0x04, 0x08 }, //202
+{ 0x3f, 0x21, 0x21, 0x21, 0x3f }, //203
+{ 0x38, 0x20, 0x21, 0x22, 0x3c }, //204
+{ 0x21, 0x21, 0x01, 0x02, 0x0c }, //205
+{ 0x20, 0x10, 0x40, 0x20, 0x00 }, //206
+{ 0x70, 0x50, 0x70, 0x00, 0x00 }, //207
+{ 0x0e, 0x11, 0x09, 0x06, 0x19 }, //208
+{ 0x02, 0x55, 0x15, 0x55, 0x0f }, //209
+{ 0x1f, 0x2a, 0x2a, 0x2a, 0x14 }, //210
+{ 0x0a, 0x15, 0x15, 0x11, 0x02 }, //211
+{ 0x3f, 0x02, 0x02, 0x04, 0x3e }, //212
+{ 0x0e, 0x11, 0x19, 0x15, 0x12 }, //213
+{ 0x0f, 0x12, 0x22, 0x22, 0x1c }, //214
+{ 0x1c, 0x22, 0x22, 0x22, 0x3f }, //215
+{ 0x02, 0x01, 0x1e, 0x10, 0x10 }, //216
+{ 0x20, 0x20, 0x00, 0x70, 0x00 }, //217
+{ 0x00, 0x00, 0x10, 0x5f, 0x00 }, //218
+{ 0x28, 0x10, 0x28, 0x00, 0x00 }, //219
+{ 0x18, 0x24, 0x7e, 0x24, 0x08 }, //220
+{ 0x14, 0x7f, 0x15, 0x01, 0x01 }, //221
+{ 0x1f, 0x48, 0x50, 0x50, 0x0f }, //222
+{ 0x0e, 0x51, 0x11, 0x51, 0x0e }, //223
+{ 0x3f, 0x12, 0x22, 0x22, 0x1c }, //224
+{ 0x1c, 0x22, 0x22, 0x12, 0x3f }, //225
+{ 0x3c, 0x52, 0x52, 0x52, 0x3c }, //226
+{ 0x03, 0x05, 0x02, 0x05, 0x06 }, //227
+{ 0x1a, 0x26, 0x20, 0x26, 0x1a }, //228
+{ 0x1e, 0x41, 0x01, 0x42, 0x1f }, //229
+{ 0x63, 0x55, 0x49, 0x41, 0x41 }, //230
+{ 0x22, 0x3c, 0x20, 0x3e, 0x22 }, //231
+{ 0x51, 0x4a, 0x44, 0x4a, 0x51 }, //232
+{ 0x3c, 0x02, 0x02, 0x02, 0x3f }, //233
+{ 0x28, 0x28, 0x3e, 0x28, 0x48 }, //234
+{ 0x22, 0x3c, 0x28, 0x28, 0x2e }, //235
+{ 0x3e, 0x28, 0x38, 0x28, 0x3e }, //236
+{ 0x04, 0x04, 0x15, 0x04, 0x04 }, //237
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //238
+{ 0x7f, 0x7f, 0x7f, 0x7f, 0x7f }, //239
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //240
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //241
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //242
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //243
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //244
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //245
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //246
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //247
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //248
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //249
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //250
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //251
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //252
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //253
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //254
+{ 0x00, 0x00, 0x00, 0x00, 0x00 }, //255
+ };
+
+
+inline static bool displayBit( unsigned value, unsigned row, unsigned column )
+{
+ assert( value < 256 );
+ assert( row < 7 );
+ assert( column < 5 );
+ return characterMap[value][column] & (1 << row);
+};
+
+
+Item* MatrixDisplayDriver::construct( ItemDocument *itemDocument, bool newItem, const char *id )
+{
+ return new MatrixDisplayDriver( (ICNDocument*)itemDocument, newItem, id );
+}
+
+
+LibraryItem * MatrixDisplayDriver::libraryItem()
+{
+ return new LibraryItem(
+ "ec/matrix_display_driver",
+ i18n("Matrix Display Driver"),
+ i18n("Integrated Circuits"),
+ "ic2.png",
+ LibraryItem::lit_component,
+ MatrixDisplayDriver::construct );
+}
+
+
+MatrixDisplayDriver::MatrixDisplayDriver( ICNDocument *icnDocument, bool newItem, const char *id )
+ : Component( icnDocument, newItem, id ? id : "Matrix Display Driver" )
+{
+ m_name = i18n("Matrix Display Driver");
+
+ m_prevCol = 0;
+ m_nextCol = 0;
+ m_scanCount = 2;
+
+ createProperty( "diode-configuration", Variant::Type::Select );
+ property("diode-configuration")->setCaption( i18n("Configuration") );
+ property("diode-configuration")->setAllowed( QStringList::split(',',"Row Cathode,Column Cathode") );
+ property("diode-configuration")->setValue("Row Cathode");
+ property("diode-configuration")->setAdvanced(true);
+
+ QStringList pins = QStringList::split( ',', "D0,D1,D2,D3,D4,D5,D6,D7,,,,,,C4,C3,C2,C1,C0,,R0,R1,R2,R3,R4,R5,R6", true );
+ initDIPSymbol( pins, 64 );
+ initDIP(pins);
+
+ m_pValueLogic.resize( 8, 0l );
+ for ( unsigned i = 0; i < 8; ++i )
+ m_pValueLogic[i] = createLogicIn( ecNodeWithID("D"+QString::number(i)) );
+
+ m_pRowLogic.resize( 7, 0l );
+ for ( unsigned i = 0; i < 7; ++i )
+ {
+ m_pRowLogic[i] = createLogicOut( ecNodeWithID("R"+QString::number(i)), false );
+ m_pRowLogic[i]->setOutputLowConductance( 1.0 );
+ m_pRowLogic[i]->setOutputHighVoltage(5.0);
+ }
+
+ m_pColLogic.resize( 5, 0l );
+ for ( unsigned i = 0; i < 5; ++i )
+ {
+ m_pColLogic[i] = createLogicOut( ecNodeWithID("C"+QString::number(i)), false );
+ m_pColLogic[i]->setOutputHighVoltage(5.0);
+ }
+}
+
+
+MatrixDisplayDriver::~MatrixDisplayDriver()
+{
+}
+
+
+void MatrixDisplayDriver::stepNonLogic()
+{
+ if ( ++m_scanCount < 5 )
+ return;
+ m_scanCount = 0;
+
+ m_pColLogic[m_prevCol]->setHigh(false);
+ m_pColLogic[m_nextCol]->setHigh(true);
+
+ unsigned value = 0;
+ for ( unsigned i = 0; i < 8; ++i )
+ value |= ( m_pValueLogic[i]->isHigh() ) ? (1 << i) : 0;
+
+ for ( unsigned row = 0; row < 7; row++ )
+ {
+ m_pRowLogic[row]->setHigh( !displayBit( value, row, m_nextCol) );
+ }
+
+ m_prevCol = m_nextCol;
+
+ m_nextCol++;
+ if ( m_nextCol >= 5 )
+ m_nextCol = 0;
+}
+