armsrc/LCD_disabled.c

   1 //-----------------------------------------------------------------------------
   2 // Copyright (C) Proxmark3 contributors. See AUTHORS.md for details.
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // See LICENSE.txt for the text of the license.
  15 //-----------------------------------------------------------------------------
  16 // LCD code
  17 //-----------------------------------------------------------------------------
  18 #include "LCD_disabled.h"
  19
  20 void LCDSend(unsigned int data) {
  21     // 9th bit set for data, clear for command
  22     while ((AT91C_BASE_SPI->SPI_SR & AT91C_SPI_TXEMPTY) == 0);    // wait for the transfer to complete
  23     // For clarity's sake we pass data with 9th bit clear and commands with 9th
  24     // bit set since they're implemented as defines, se we need to invert bit
  25     AT91C_BASE_SPI->SPI_TDR = data ^ 0x100;                       // Send the data/command
  26 }
  27
  28 void LCDSetXY(unsigned char x, unsigned char y) {
  29     LCDSend(PPASET);            // page start/end ram
  30     LCDSend(y);                 // Start Page to display to
  31     LCDSend(131);               // End Page to display to
  32
  33     LCDSend(PCASET);            // column start/end ram
  34     LCDSend(x);                 // Start Column to display to
  35     LCDSend(131);               // End Column to display to
  36 }
  37
  38 void LCDSetPixel(unsigned char x, unsigned char y, unsigned char color) {
  39     LCDSetXY(x, y);             // Set position
  40     LCDSend(PRAMWR);            // Now write the pixel to the display
  41     LCDSend(color);             // Write the data in the specified Color
  42 }
  43
  44 void LCDFill(unsigned char xs, unsigned char ys, unsigned char width, unsigned char height, unsigned char color) {
  45     unsigned char i, j;
  46
  47     for (i = 0; i < height; i++) { // Number of horizontal lines
  48         LCDSetXY(xs, ys + i);   // Goto start of fill area (Top Left)
  49         LCDSend(PRAMWR);        // Write to display
  50
  51         for (j = 0; j < width; j++) // pixels per line
  52             LCDSend(color);
  53     }
  54 }
  55
  56 void LCDString(const char *lcd_string, const char *font_style, unsigned char x, unsigned char y, unsigned char fcolor, unsigned char bcolor) {
  57     unsigned int  i;
  58     unsigned char mask = 0, px, py, xme, yme, offset;
  59     const char *data;
  60
  61     data = font_style;          // point to the start of the font table
  62
  63     xme = *data;                // get font x width
  64     data++;
  65     yme = *data;                // get font y length
  66     data++;
  67     offset = *data;             // get data bytes per font
  68
  69     do {
  70         // point to data in table to be loaded
  71         data = (font_style + offset) + (offset * (int)(*lcd_string - 32));
  72
  73         for (i = 0; i < yme; i++) {
  74             mask |= 0x80;
  75
  76             for (px = x; px < (x + xme); px++) {
  77                 py = y + i;
  78
  79                 if (*data & mask)    LCDSetPixel(px, py, fcolor);
  80                 else                 LCDSetPixel(px, py, bcolor);
  81
  82                 mask >>= 1;
  83             }
  84             data++;
  85         }
  86         x += xme;
  87
  88         lcd_string++;                       // next character in string
  89
  90     } while (*lcd_string != '\0');          // keep spitting chars out until end of string
  91 }
  92
  93 void LCDReset(void) {
  94     LED_A_ON();
  95     SetupSpi(SPI_LCD_MODE);
  96     LOW(GPIO_LRST);
  97     SpinDelay(100);
  98
  99     HIGH(GPIO_LRST);
 100     SpinDelay(100);
 101     LED_A_OFF();
 102 }
 103
 104 void LCDInit(void) {
 105     int i;
 106
 107     LCDReset();
 108
 109     LCDSend(PSWRESET);          // software reset
 110     SpinDelay(100);
 111     LCDSend(PSLEEPOUT);         // exit sleep mode
 112     LCDSend(PBSTRON);           // booster on
 113     LCDSend(PDISPON);           // display on
 114     LCDSend(PNORON);            // normal on
 115     LCDSend(PMADCTL);           // rotate display 180 deg
 116     LCDSend(0xC0);
 117
 118     LCDSend(PCOLMOD);           // color mode
 119     LCDSend(0x02);              // 8bpp color mode
 120
 121     LCDSend(PSETCON);           // set contrast
 122     LCDSend(0xDC);
 123
 124     // clear display
 125     LCDSetXY(0, 0);
 126     LCDSend(PRAMWR);            // Write to display
 127     i = LCD_XRES * LCD_YRES;
 128     while (i--) LCDSend(WHITE);
 129
 130     // test text on different colored backgrounds
 131     LCDString(" The quick brown fox  ", (char *)&FONT6x8, 1, 1 + 8 * 0, WHITE, BLACK);
 132     LCDString("  jumped over the     ", (char *)&FONT6x8, 1, 1 + 8 * 1, BLACK, WHITE);
 133     LCDString("     lazy dog.        ", (char *)&FONT6x8, 1, 1 + 8 * 2, YELLOW, RED);
 134     LCDString(" AaBbCcDdEeFfGgHhIiJj ", (char *)&FONT6x8, 1, 1 + 8 * 3, RED, GREEN);
 135     LCDString(" KkLlMmNnOoPpQqRrSsTt ", (char *)&FONT6x8, 1, 1 + 8 * 4, MAGENTA, BLUE);
 136     LCDString("UuVvWwXxYyZz0123456789", (char *)&FONT6x8, 1, 1 + 8 * 5, BLUE, YELLOW);
 137     LCDString("`-=[]_;',./~!@#$%^&*()", (char *)&FONT6x8, 1, 1 + 8 * 6, BLACK, CYAN);
 138     LCDString("     _+{}|:\\\"<>?     ", (char *)&FONT6x8, 1, 1 + 8 * 7, BLUE, MAGENTA);
 139
 140     // color bands
 141     LCDFill(0, 1 + 8 * 8, 132, 8, BLACK);
 142     LCDFill(0, 1 + 8 * 9, 132, 8, WHITE);
 143     LCDFill(0, 1 + 8 * 10, 132, 8, RED);
 144     LCDFill(0, 1 + 8 * 11, 132, 8, GREEN);
 145     LCDFill(0, 1 + 8 * 12, 132, 8, BLUE);
 146     LCDFill(0, 1 + 8 * 13, 132, 8, YELLOW);
 147     LCDFill(0, 1 + 8 * 14, 132, 8, CYAN);
 148     LCDFill(0, 1 + 8 * 15, 132, 8, MAGENTA);
 149
 150 }