Aliexpressなどで販売されている64x32のフルカラードットマトリクスLED2枚とNucleo F401REを利用して、 E233系の駅停車時、路線名表示ありのLED側面行先表示を再現するプログラムです。 3秒間隔、3段階切替で、路線名、種別、行先、次停車駅を個別に指定することが可能です。

Dependencies:   SDFileSystem mbed

Revision:
23:6fb1181345a7
Parent:
22:ebab951db9f6
Child:
24:7232abdf7884
--- a/main.cpp	Thu Nov 27 16:17:01 2014 +0000
+++ b/main.cpp	Thu Dec 04 12:28:33 2014 +0000
@@ -20,6 +20,12 @@
 #include "mbed.h"
 #include "SDFileSystem.h"
 
+#define bitRead(value, bit) (((value) >> (bit)) & 0x01)
+
+#define bitSet(value, bit) ((value) |= (1UL << (bit)))
+#define bitClear(value, bit) ((value) &= ~(1UL << (bit)))
+#define bitWrite(value, bit, bitvalue) (bitvalue ? bitSet(value, bit) : bitClear(value, bit))
+
 #define LOW 0
 #define HIGH 1
 
@@ -120,7 +126,7 @@
 
 
 int ScrollCount = 0;
-
+int ScrollWriteCount = 80;
 
 
 //SDCardFilePath
@@ -129,6 +135,10 @@
 unsigned char gm[32][6]; // Buffer with 32x6 bytes. Graphics memory if you like.
 unsigned long CT; //        Counter for demo code
 
+int StopStationCode[100] = {2,3,7,11,14,20,24,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,0};
+int StationNameLength[100] = {0,2,2,4,3,3,3,3,3,4,3,2,3,3,2,3,4,2,3,3,2,3,4,5,3,4,2,2,2,2,3,4,2,3,2,3,3,2,2,2,2,3,3,2,2,3,3,7,4,2,3,1,5,3,3,3,8,3}; 
+
+
 
 
 int8_t LEDBuffer [32][128] = {
@@ -277,22 +287,6 @@
 };
 
 int8_t ScrollBuffer[16][2048] = {
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-{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,4,0,0,0,0,4,0,0,0,0,4,0,0,0,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,0,0,0,4,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,4,4,4,4,4,4,0,4,0,4,0,4,0,4,0,4,0,0,0,4,0,0,0,4,0,4,0,4,0,0,0,0,0,4,0,4,4,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,4,0,0,0,4,0,0,0,4,0,0,4,0,0,0,0,0,4,0,0,0,0,0,4,0,0,0,4,0,4,0,4,0,4,0,4,0,0,0,4,0,0,0,0,4,0,4,0,0,0,4,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,4,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,4,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
-{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,4,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,4,4,0,4,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,4,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,4,0,4,0,4,0,4,0,4,0,0,0,0,4,0,0,0,4,0,0,0,4,0,0,0,0,4,0,0,0,4,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,4,0,0,0,0,0,4,0,0,0,4,0,4,0,4,0,4,0,4,0,0,0,0,4,0,0,0,0,4,0,0,0,0,0,4,4,4,4,4,4,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,4,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,4,0,0,0,0,4,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
-{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,4,0,0,0,0,0,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,4,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,4,0,4,0,0,4,0,4,0,0,0,0,0,4,0,0,0,4,0,0,0,0,4,4,4,4,4,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,4,4,4,4,4,4,4,4,4,4,4,4,0,0,0,4,0,4,0,0,4,0,4,0,0,0,0,0,4,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
-{0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,4,4,4,4,4,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,4,0,0,4,4,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,0,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,4,0,0,4,4,0,0,4,0,0,0,0,0,0,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,4,4,4,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}
 
 };
     
@@ -583,9 +577,32 @@
     }
 }
 
-
+void CopyScrollBuffer(int8_t ReadBuffer[16][2048],int8_t WriteBuffer[32][128],int Startx){
+    
+    
+    
+    for(int y = 0; y < 16; y++){
+        int xCount = 0;
+        
+        for(int x = 0; x < 80; x++){
+            //for(int z =0; z < 8; z++){
+                //LEDMainBuffer[y + 16][x + 48] = ScrollBuffer[y][x + Startx];   
+            
+                if(bitRead(ScrollBuffer[y][(x + Startx) / 8 ], (x + Startx)% 8) != 0){
+                    LEDMainBuffer[y + 16][x + 48] = 4;   
+                }else{
+                    LEDMainBuffer[y + 16][x + 48] = 0;   
+                }
+                    
+                xCount = xCount + 1;
+            //}
+            
+        }    
+    }     
+}
 
-void CopyScrollBuffer(int8_t ReadBuffer[16][2048],int8_t WriteBuffer[32][128],int Startx){
+//1文字256byte 
+void CopyScrollBuffer2(int8_t ReadBuffer[16][2048],int8_t WriteBuffer[32][128],int Startx){
     for(int y = 0; y < 16; y++){
         for(int x = 0; x < 80; x++){
             LEDMainBuffer[y + 16][x + 48] = ScrollBuffer[y][x + Startx];   
@@ -647,7 +664,7 @@
 }
 
 void ScrollTimerTick(){
-    if(ScrollCount < 560 - 80){    
+    if(ScrollCount < ScrollWriteCount + 80){    
         CopyScrollBuffer(ScrollBuffer,LEDMainBuffer,ScrollCount);
         ScrollCount = ScrollCount + 1;
     }else{
@@ -679,6 +696,38 @@
         }
 }
 
+//スクロールバッファへの書込み用 読み出し高さは16固定
+//書込み対象バッファ,書込み開始位置x,書込み開始位置y,読み出し幅x,読み出し高さy
+void SDScrollBufferWrite(int8_t TargetBuffer[16][2048], int Startx, int Starty, int Readx, int Ready){
+    pc.printf("SDScrollBufferWrite\r\n");
+    FILE *fp = fopen(SDFilePath, "r");
+        if(fp == NULL) {
+            pc.printf("SDFileOpen Error %s\r\n",SDFilePath);
+            //error("Could not open file for write\r\n");
+        }else{
+            //fprintf(fp, "Hello fun SD Card World!");
+            pc.printf("SDFileOpen Success %s\r\n",SDFilePath);
+        
+            //SDDataReadtest
+            int8_t Data;
+            for(int y = Starty; y < Starty + Ready; y++){  
+                for(int x = Startx; x < Startx + Readx; x++){
+                    Data = getc(fp);
+                    
+                    
+                    //TargetBuffer[y][x] = Data;   
+                    
+                    if(Data != 0){
+                        bitSet(TargetBuffer[y][x / 8],x % 8);
+                    }else{
+                        bitClear(TargetBuffer[y][x / 8],x % 8);
+                    }
+                }           
+            }           
+            fclose(fp); 
+        }
+}
+
 //路線名表示の使用領域チェック
 //路線名表示時に次停車駅を表示するかどうかの判断に使用
 //路線名が下半分も使用しているなら次停車駅は表示しない
@@ -1018,6 +1067,42 @@
 
     
     SDFileRead();
+    //ScrollDebug
+     ScrollWriteCount = 80;
+    
+    //この電車の停車駅は、
+    sprintf(SDFilePath,"/sd/E233/StopStation/StopStation%d.bin",1);
+    SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,80,16);
+    ScrollWriteCount = ScrollWriteCount + 80;   
+    sprintf(SDFilePath,"/sd/E233/StopStation/StopStation%d.bin",2);
+    SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,80,16);       
+    ScrollWriteCount = ScrollWriteCount + 80;  
+    for(int i = 0; i < 100; i++){
+        
+        if(StopStationCode[i] == 0){
+            break;
+        }
+        
+        //駅名
+        sprintf(SDFilePath,"/sd/E233/StationName/%d.bin",StopStationCode[i]);
+        SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,128,16);       
+        ScrollWriteCount = ScrollWriteCount + (StationNameLength[StopStationCode[i]] * 16);  
+        sprintf(SDFilePath,"/sd/E233/StopStation/0x8132.bin");
+        SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,16,16);       
+        ScrollWriteCount = ScrollWriteCount + 16;      
+        
+    }
+
+
+    ScrollWriteCount = ScrollWriteCount - 16;
+    sprintf(SDFilePath,"/sd/E233/StopStation/StopStation%d.bin",3);
+    SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,80,16);       
+    ScrollWriteCount = ScrollWriteCount + 80;     
+    sprintf(SDFilePath,"/sd/E233/StopStation/StopStation%d.bin",4);
+    SDScrollBufferWrite(ScrollBuffer,ScrollWriteCount,0,80,16);       
+    ScrollWriteCount = ScrollWriteCount + 80;      
+    
+    
     
     //Debug
     if(Debug == 1){
@@ -1035,6 +1120,12 @@
             pc.printf("\r\n");           
         }
     }
+    
+    //test
+//    sprintf(SDFilePath,"/sd/E233/test.bin");
+//    SDBufferWrite(LEDBuffer,0,0,128,32);   
+    
+    
     //Serial     
     pc.attach(pc_rx, Serial::RxIrq);