事故警報情報の下書きパネル（パート2）

/*   LED   AlarmPanel. */ // : (3*9)*8 //   27*8 = 216 . #define MATRIX_COUNT 16 //   #define ARRAY_SIZE MATRIX_COUNT * 8 //     . #define VisibleChars ARRAY_SIZE / 6 #define LED_MODE_OFF 0 #define LED_MODE_TXT_SCROLL 1 #define LED_MODE_TXT_NO_SCROLL 2 #define LED_MODE_IMG 3 #define LED_MODE_MAX LED_MODE_IMG void LED_Reset(void); //   .  ,    . void LED_PushBits(unsigned char DataByte, unsigned char Bits); //    . void LED_FirstLine(void); //     . void LED_NextLine(void); //    (  ) void LED_Sync(void); //   ""  -   ,    "Latch"    .   "". //char HEX(unsigned char dataNibble); // //    HEX  (  [0..15],   ). void LED_DrawChar(uint8_t CharN, uint8_t LineNum, /*uint8_t SkipCols,*/ uint8_t ShowCols); //    .      . (, , ) void LED_DrawString(void); //  .    1ms (1000/8 = 125Hz),   ,  2 (500/8 = 62.5Hz) //void LED_NewString(alarm_packet_t *data); //     .     ,  ,  ,  . void LED_DrawImg(void); //  .       ,    .      . //     ,    8    ( , ). void LED_Poll(void); // , "",      . // ,   ,  . // . //  -      . 

 #include "led.h" //#define TextScrollMS 50 uint8_t DataArray[ARRAY_SIZE]; //  . uint8_t CurrMode; //   : {0=, 1=  , 2=  , 3=} uint8_t CurrLength; //    (  ). uint8_t CurrLine; //   int16_t CurrSkipChars; //    //     127  (    128-),  ... int16. uint8_t CurrColSkip; //     ( ) volatile uint8_t TextScrollDelayMS; volatile uint16_t LastMS; void LED_SetMode(uint8_t NewMode) { if (NewMode <= LED_MODE_MAX) { CurrMode = NewMode; } else { CurrMode = LED_MODE_OFF; }; }; void LED_Poll(void){ if (CurrMode == LED_MODE_OFF) { return; }; if (CurrMode == LED_MODE_TXT_SCROLL) { LED_DrawString(); }; if (CurrMode == LED_MODE_TXT_NO_SCROLL) { LED_DrawString(); }; if (CurrMode == LED_MODE_IMG) { LED_DrawImg(); }; }; void LED_Reset(void) { char t; CurrLine = 0; CurrSkipChars = -VisibleChars; LED_PORT |= (1<<LED_OE); //      Z- LED_PORT |= (1<<LED_DATA_V); //   . for (t=0;t<8;t++) { LED_PORT |= (1<<LED_C_V); //  0    LED_PORT &= ~(1<<LED_C_V); // ,    . }; LED_PORT &= ~(1<<LED_OE); // Z- .. }; void LED_PushBits(unsigned char DataByte, unsigned char Bits) { while (Bits > 0) //    { Bits--; //  1  if (DataByte & 0x80) //    = 1 ( ) { LED_PORT |= (1<<LED_DATA_H); //   "Data" } else { LED_PORT &= ~(1<<LED_DATA_H); //  -   }; LED_PORT |= (1<<LED_C_H); //       LED_PORT &= ~(1<<LED_C_H); //  1    . DataByte <<= 1; //      1. }; // ,    . }; void LED_FirstLine(void) { LED_PORT &= ~(1<<LED_DATA_V); //    LED_PORT |= (1<<LED_C_V); //   LED_PORT &= ~(1<<LED_C_V); //  . LED_PORT |= (1<<LED_DATA_V); //    // LED_Sync(); //  }; void LED_NextLine(void) { LED_PORT |= (1<<LED_C_V); //      LED_PORT &= ~(1<<LED_C_V); //  . CurrLine++; //   CurrLine &= 0x07; //  7  //      ,  if (CurrLine==0) { LED_FirstLine(); //    ,     ,  if (((ticks_count - LastMS) > TextScrollDelayMS)|(ticks_count < LastMS)) { LastMS = ticks_count; //    if (CurrMode == LED_MODE_TXT_SCROLL) { CurrColSkip--; //   1  if (CurrColSkip == 255) //  ,   .. { CurrColSkip = 5; //    5/6 ... CurrSkipChars++; //   1     . }; //      if (CurrSkipChars > CurrLength) { //     (-  ) CurrSkipChars = -VisibleChars; }; } else { CurrColSkip = 0; CurrSkipChars = 0; }; }; }; }; void LED_Sync(void) { //  LED_PORT |= (1<<LED_OE); //      Z- LED_PORT |= (1<<LED_LATCH); //   LED_PORT &= ~(1<<LED_LATCH); //  .  . LED_PORT &= ~(1<<LED_OE); //   .   . }; void LED_DrawChar(uint8_t CharN, uint8_t LineNum, /*uint8_t SkipCols,*/ uint8_t ShowCols) { unsigned char temp = 0; unsigned char cols; cols = ShowCols; //    if (cols == 0) { return; }; if (CharN == 168) { //  temp = pgm_read_byte(&CharsRu[65][LineNum]); }; if (CharN == 184) { //  temp = pgm_read_byte(&CharsRu[66][LineNum]); }; if (CharN > 191) { //   temp = pgm_read_byte(&CharsRu[CharN-192][LineNum]); }; if ((CharN > 32)&(CharN <= 126)) { //      temp = pgm_read_byte(&Chars[CharN-32][LineNum]); }; //  RAM.     ,    +1  (, 1 .... , ). LED_PushBits(temp, cols); //     }; void LED_DrawString(void) { int16_t First; //    int16_t Last; //    int16_t SymbolsSkip; //    //   ,    . uint8_t i; //  "i" -  40    ! uint8_t EndedWithChar; // ,   ...    . SymbolsSkip = CurrSkipChars-1; //     while (SymbolsSkip < 0) { SymbolsSkip ++; //      0 LED_PushBits(0, 6); //   ( ). }; //    . //   ,   . if (CurrSkipChars <= 0) //      { First = -1; //      . } else { First = CurrSkipChars-2; //  -   -2 //         // . }; Last = First + CurrSkipChars + VisibleChars; //   . //        (    ) if (Last > First) { //     ,     if (Last > CurrLength-1) { //     . Last = CurrLength-1; //   ,    . // ,  (   ) +   -    - 1 // -1 -  ,   ,  . SymbolsSkip = VisibleChars + CurrSkipChars - Last - 1; }; if (SymbolsSkip > 0) { EndedWithChar = 0; } else { EndedWithChar = 1; }; //   -  ,      ,  . //     1 ... for (i = First+1; i < Last; i++) { //  ,    . LED_DrawChar(DataArray[i], CurrLine, 6); }; //  ...  , . if (EndedWithChar) { LED_DrawChar(DataArray[Last], CurrLine, 6-CurrColSkip); } else { LED_DrawChar(DataArray[Last], CurrLine, 6); }; //      .. if (SymbolsSkip > 0) { //        //  ,... for (i=1;i<SymbolsSkip;i++) { // ...  . LED_PushBits(0, 6); }; //  -  -  . LED_PushBits(0, 6-CurrColSkip); }; }; LED_Sync(); // . LED_NextLine(); //   . }; void LED_DrawImg(void) { uint8_t i; //  //   -    *8 (  ) //    . for (i = CurrLine*MATRIX_COUNT; i<CurrLine*(MATRIX_COUNT+1); i++) { //    ... ,  8 . LED_PushBits(DataArray[i], 8); }; // ,      MATRIX_COUNT . //   . LED_Sync(); // . LED_NextLine(); //   . };