SPMA082 August   2021 TM4C1230C3PM , TM4C1230D5PM , TM4C1230E6PM , TM4C1230H6PM , TM4C1231C3PM , TM4C1231D5PM , TM4C1231D5PZ , TM4C1231E6PM , TM4C1231E6PZ , TM4C1231H6PGE , TM4C1231H6PM , TM4C1231H6PZ , TM4C1232C3PM , TM4C1232D5PM , TM4C1232E6PM , TM4C1232H6PM , TM4C1233C3PM , TM4C1233D5PM , TM4C1233D5PZ , TM4C1233E6PM , TM4C1233E6PZ , TM4C1233H6PGE , TM4C1233H6PM , TM4C1233H6PZ , TM4C1236D5PM , TM4C1236E6PM , TM4C1236H6PM , TM4C1237D5PM , TM4C1237D5PZ , TM4C1237E6PM , TM4C1237E6PZ , TM4C1237H6PGE , TM4C1237H6PM , TM4C1237H6PZ , TM4C123AE6PM , TM4C123AH6PM , TM4C123BE6PM , TM4C123BE6PZ , TM4C123BH6PGE , TM4C123BH6PM , TM4C123BH6PZ , TM4C123BH6ZRB , TM4C123FE6PM , TM4C123FH6PM , TM4C123GE6PM , TM4C123GE6PZ , TM4C123GH6PGE , TM4C123GH6PM , TM4C123GH6PZ , TM4C123GH6ZRB , TM4C1290NCPDT , TM4C1290NCZAD , TM4C1292NCPDT , TM4C1292NCZAD , TM4C1294KCPDT , TM4C1294NCPDT , TM4C1294NCZAD , TM4C1297NCZAD , TM4C1299KCZAD , TM4C1299NCZAD , TM4C129CNCPDT , TM4C129CNCZAD , TM4C129DNCPDT , TM4C129DNCZAD , TM4C129EKCPDT , TM4C129ENCPDT , TM4C129ENCZAD , TM4C129LNCZAD , TM4C129XKCZAD , TM4C129XNCZAD

 

  1.   Trademarks
  2. 1TFT LCD Overview
    1. 1.1 Typical Interfaces
    2. 1.2 Frame Buffer
      1. 1.2.1 Frame Buffer Size Calculation
    3. 1.3 Frame Rate (FPS)
    4. 1.4 Touch Display
  3. 2LCD Controller Overview
    1. 2.1 Block Diagram
      1. 2.1.1 Raster Controller
      2. 2.1.2 LIDD Controller
  4. 3TivaWare Graphics Library (grlib)
    1. 3.1 Graphics Library Structure
      1. 3.1.1 Display Driver Overview
      2. 3.1.2 Low-Level Primitive Graphics API Overview
      3. 3.1.3 Widget API Overview
      4. 3.1.4 Input Driver Overview
  5. 4Display Driver Adaptation
    1. 4.1 Off-Screen Display Drivers
    2. 4.2 Individual Display Driver Functions
      1. 4.2.1 Init
      2. 4.2.2 ColorTranslate
      3. 4.2.3 PixelDraw
      4. 4.2.4 PixelDrawMultiple
      5. 4.2.5 LineDrawH
      6. 4.2.6 LineDrawV
      7. 4.2.7 RectFill
      8. 4.2.8 Flush
  6. 5Fonts
    1. 5.1 Creating Custom Fonts for Different Languages
  7. 6Useful Utilities
    1. 6.1 Pnmtoc
    2. 6.2 mkstringtable and ftrasterize
  8. 7References
  9.   A Appendix A

Appendix A

#include <stdint.h>
#include <stdbool.h>
#include "driverlib/sysctl.h"
#include "driverlib/rom.h"
#include "driverlib/rom_map.h"
#include "grlib/grlib.h"
#include "drivers/kentec320x240x16_ssd2119.h"
#include "drivers/pinout.h"


//*****************************************************************************
// Define the custom fonts
//
//*****************************************************************************
#include "language.h"

extern const unsigned char g_pui8Custom14pt[];
extern const unsigned char g_pui8Custom20pt[];

#define FONT_20PT (const tFont *)g_pui8Custom20pt
#define FONT_14PT (const tFont *)g_pui8Custom14pt
#define GRLIB_INIT_STRUCT g_sGrLibDefaultlanguage


//*****************************************************************************
//
// A simple demonstration to show custom fonts
//
//*****************************************************************************
int
main(void)
{
    tContext sContext;
    uint32_t ui32SysClock;
    char string[10] = {0xe6, 0xac, 0xa2, 0xe8, 0xbf, 0x8e, 0xe6, 0x82, 0xa8, 0x00}; // UTF-8 code for "欢迎您"

    //
    // Run from the PLL at 120 MHz.
    //
    ui32SysClock = MAP_SysCtlClockFreqSet((SYSCTL_XTAL_25MHZ | SYSCTL_OSC_MAIN | SYSCTL_USE_PLL | SYSCTL_CFG_VCO_240), 120000000);
    //
    // Configure the device pins.
    //
    PinoutSet();
    //
    // Initialize the display driver.
    //
    Kentec320x240x16_SSD2119Init(ui32SysClock);
    //
    // Set graphics library text rendering defaults.
    //
    GrLibInit(&GRLIB_INIT_STRUCT);
    //
    // Initialize the graphics context.
    //
    GrContextInit(&sContext, &g_sKentec320x240x16_SSD2119);
    //
    // Render white background
    //
    GrContextForegroundSet(&sContext, ClrWhite);
    //
    // Set font to a new custom 20pt font that supports only below characters:
    // "W", "e", "l", "c", "o", "m" and
    // "欢", "迎", "您"
    //
    GrContextFontSet(&sContext, FONT_20PT);
    //
    // Render the string "Welcome" on the display
    //
    GrStringDrawCentered(&sContext, "Welcome", -1, 160, 8, false);
    //
    // Render the string "abcdefghijklmnopqrstuvWxyz" on the display
    //
    GrStringDrawCentered(&sContext, "abcdefghijklmnopqrstuvWxyz", -1, 160, 32, false);
    //
    // Render the Chinese string "欢迎您" which means "Welcome" in English
    //
    GrStringDrawCentered(&sContext, "欢迎您", -1, 160, 56, false);
    //
    // Render the same Chinese string by using UFT-8 code
    //
    GrStringDrawCentered(&sContext, string, 8, 160, 80, false);

    while(1)
    {

    }

}