LT-5016M1を74HC595で制御します。文字スクロールなどの参考にどうぞ。

Dependencies:   mbed

制作の過程はNotebookに書いています。

Revision:
27:c49fd2b1279a
Parent:
26:a370873304d9
Child:
28:4b4682ad3b17
diff -r a370873304d9 -r c49fd2b1279a main.cpp
--- a/main.cpp	Sat Nov 05 06:57:12 2016 +0000
+++ b/main.cpp	Sat Nov 05 08:28:00 2016 +0000
@@ -9,59 +9,23 @@
 Timer timer; // 経過時間のカウンター
 
 // 点灯パターン 手前赤、手前緑...
-unsigned char pattern1[16][8] = // 緑「次は」
-{{0,128,0,0,0,0,0,0},
- {0,129,0,0,0,0,0,6},
- {0,130,0,0,0,0,0,4},
- {0,68,0,32,0,4,0,4},
- {0,192,0,127,0,36,0,124},
- {0,72,0,34,0,196,0,7},
- {0,40,0,18,0,2,0,4},
- {0,36,0,18,0,2,0,4},
- {0,4,0,2,0,2,0,4},
- {0,4,0,5,0,2,0,4},
- {0,3,0,5,0,2,0,4},
- {0,130,0,8,0,202,0,15},
- {0,130,0,8,0,42,0,52},
- {0,66,0,16,0,68,0,68},
- {0,48,0,32,0,132,0,7},
- {0,12,0,64,0,0,0,0}};
-
-unsigned char pattern2[16][8] = // 橙「横浜」
-{{8,8,9,9,2,2,24,24},
- {8,8,73,73,4,4,7,7},
- {200,200,127,127,200,200,0,0},
- {8,8,9,9,64,64,0,0},
- {63,63,73,73,65,65,64,64},
- {200,200,127,127,194,194,127,127},
- {8,8,4,4,72,72,8,8},
- {156,156,63,63,72,72,8,8},
- {170,170,36,36,68,68,8,8},
- {138,138,36,36,68,68,8,8},
- {137,137,63,63,67,67,72,72},
- {136,136,36,36,242,242,127,127},
- {136,136,36,36,2,2,0,0},
- {136,136,63,63,130,130,16,16},
- {8,8,17,17,98,98,32,32},
- {232,232,96,96,26,26,64,64}};
-
-unsigned char pattern3[16][8] = // 赤「終点」
-{{4,0,1,0,64,0,0,0},
- {4,0,9,0,64,0,32,0},
- {18,0,31,0,192,0,63,0},
- {145,0,8,0,64,0,0,0},
- {138,0,8,0,64,0,0,0},
- {68,0,5,0,252,0,31,0},
- {18,0,5,0,4,0,16,0},
- {17,0,10,0,4,0,16,0},
- {31,0,17,0,4,0,16,0},
- {196,0,96,0,4,0,16,0},
- {53,0,6,0,252,0,31,0},
- {21,0,8,0,0,0,0,0},
- {149,0,17,0,36,0,18,0},
- {21,0,6,0,68,0,36,0},
- {5,0,8,0,66,0,68,0},
- {4,0,16,0,65,0,68,0}};
+unsigned char pattern1[16][4*11] = // 急行13:05やや混雑
+{{0,0,16,0,0,0,8,0,32,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,64,0,0,64,64,0,0,2,2,32,32,8,8,18,18,0,0},
+ {0,0,240,0,7,0,200,0,63,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,128,128,0,0,128,128,0,0,228,228,63,63,8,8,18,18,0,0},
+ {0,0,8,0,2,0,4,0,0,0,0,0,192,192,192,192,1,1,128,128,225,225,15,15,0,0,12,12,1,1,12,12,1,1,40,40,32,32,31,31,73,73,0,0},
+ {0,0,4,0,17,0,18,0,0,0,0,0,160,160,32,32,2,2,64,64,34,34,0,0,0,0,8,8,0,0,8,8,0,0,32,32,32,32,20,20,127,127,0,0},
+ {0,0,254,0,63,0,17,0,0,0,0,0,128,128,16,16,4,4,32,32,36,36,0,0,0,0,136,136,31,31,136,136,31,31,225,225,63,63,148,148,9,9,0,0},
+ {0,0,1,0,16,0,8,0,64,0,0,0,128,128,0,0,4,4,32,32,36,36,0,0,0,0,112,112,32,32,112,112,32,32,42,42,32,32,82,82,9,9,0,0},
+ {0,0,0,0,16,0,232,0,127,0,0,0,128,128,0,0,132,132,33,33,164,164,3,3,0,0,24,24,64,64,24,24,64,64,40,40,32,32,113,113,73,73,0,0},
+ {0,0,252,0,31,0,4,0,8,0,0,0,128,128,0,0,130,130,33,33,100,100,4,4,0,0,21,21,64,64,21,21,64,64,228,228,63,63,8,8,127,127,0,0},
+ {0,0,0,0,16,0,4,0,8,0,0,0,128,128,128,128,1,1,32,32,4,4,8,8,0,0,35,35,64,64,35,35,64,64,4,4,0,0,8,8,9,9,0,0},
+ {0,0,0,0,16,0,6,0,8,0,0,0,128,128,0,0,2,2,32,32,4,4,8,8,0,0,32,32,49,49,32,32,49,49,34,34,4,4,127,127,9,9,0,0},
+ {0,0,252,0,31,0,5,0,8,0,0,0,128,128,0,0,4,4,32,32,4,4,8,8,0,0,64,64,14,14,64,64,14,14,35,35,36,36,8,8,73,73,0,0},
+ {0,0,128,0,16,0,4,0,8,0,0,0,128,128,0,0,4,4,32,32,4,4,8,8,0,0,64,64,0,0,64,64,0,0,226,226,21,21,28,28,127,127,0,0},
+ {0,0,36,0,33,0,4,0,8,0,0,0,128,128,16,16,132,132,33,33,36,36,8,8,0,0,128,128,0,0,128,128,0,0,34,34,12,12,42,42,9,9,0,0},
+ {0,0,36,0,73,0,4,0,8,0,0,0,128,128,32,32,130,130,65,65,66,66,4,4,0,0,128,128,0,0,128,128,0,0,34,34,68,68,74,74,9,9,0,0},
+ {0,0,34,0,72,0,4,0,8,0,0,0,224,224,195,195,1,1,128,128,129,129,3,3,0,0,0,0,1,1,0,0,1,1,226,226,69,69,9,9,73,73,0,0},
+ {0,0,193,0,15,0,4,0,15,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,1,1,58,58,120,120,8,8,127,127,0,0}};
  
 char scan = 16; // 点灯中の行
 int round = 0; // スキャンを何周したか
@@ -75,7 +39,7 @@
 int main() {
     SPI spi(PB_15, PB_14, PB_13); // SPIピンを指定
     spi.format(8, 0); // 74595へ8ビットずつ送る
-    spi.frequency(1*1000*1000); // 74595へのクロック周波数 最高96 初期1
+    spi.frequency(10*1000*1000); // 74595へのクロック周波数 最高96 初期1
     pc.attach(receive, Serial::RxIrq); // シリアル受信割り込み
     pc.baud(9600); // シリアル通信のクロックレート デフォルト9600
     timer.start(); // 経過時間のカウントを開始
@@ -94,11 +58,11 @@
         }
         
         // 表示パターン送り込み
-        for(int i=0; i<4*12; i++){ // iは最大で4*11文字
+        for(int i=0; i<4*11; i++){ // iは最大で4*11文字
 //            if(round < 500) { 
 //                spi.write(pattern1[scan-1][8-1-i%8]);
 //            } else if(round < 1000) {
-                spi.write(pattern2[scan-1][8-1-i%8]);
+                spi.write(pattern1[scan-1][4*11-1-i%(4*11)]);
 //            } else {
 //                spi.write(pattern3[scan-1][8-1-i%8]);
 //            }
@@ -121,15 +85,15 @@
         CLK = 1;
         
         // ここまでの処理時間が長いほど明るくなる
-        while(timer.read_us()<0) { // 数字のぶんだけ暗くする
-            wait_us(10);
-        }
+//        while(timer.read_us()<0) { // 数字のぶんだけ暗くする
+//            wait_us(10);
+//        }
         G = !BUTTON; // ボタン押すと!点灯
         
         // ダイナミック点灯のパルス幅を決める
-        while(timer.read_us()<100) { // 100*2500でゆっくり
-            wait_us(10);
-        }
+//        while(timer.read_us()<100) { // 100*2500でゆっくり
+//            wait_us(10);
+//        }
 //        pc.printf("%d\r\n", timer.read_us());
 //        pc.printf("%d\r\n", round/100);
     }