Changeset - bf4d568491ad
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Ethan Zonca - 10 years ago 2014-08-18 23:12:13
ez@ethanzonca.com
Remove old code
2 files changed with 2 insertions and 493 deletions:
ssd1306.c
2
98
system_stm32l1xx_4meg_extxtal.c
395
0 comments (0 inline, 0 general)
ssd1306.c
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/*******************************************************************************
 
* File Name          : ssd1306.c
 
* Author             : lxyppc
 
* Version            : V1.0
 
* Date               : 10-01-21
 
* Description        : ssd1306 operations
 
*                      the SSH1101A is compatible with ssd1306
 
*******************************************************************************/
 
 
/* Includes ------------------------------------------------------------------*/
 
#include "stm32l100c_discovery.h"
 
#include "bsp.h"
 
#include "ssd1306.h"
 
 
/* Private typedef -----------------------------------------------------------*/
 
/* Private define ------------------------------------------------------------*/
 
#define   SSD1306_PAGE_NUMBER           8
 
#define   SSD1306_COLUMN_NUMBER         128
 
#define   SSD1306_COLUMN_MARGIN_START   2
 
#define   SSD1306_COLUMN_MARGIN_END     2
 
#define   SSD1306_X_PIXEL   128
 
#define   SSD1306_Y_PIXEL   32
 
 
/* Private macro -------------------------------------------------------------*/
 
#define   ssd1306_Buffer    (_SSD1306_Buffer + SSD1306_COLUMN_MARGIN_START)
 
 
/* Private variables ---------------------------------------------------------*/
 
static  uint8_t  _SSD1306_Buffer[SSD1306_COLUMN_NUMBER*SSD1306_PAGE_NUMBER + SSD1306_COLUMN_MARGIN_START + SSD1306_COLUMN_MARGIN_END] = {0};
 
static  uint8_t  pageIndex = 0;
 
static  uint8_t  iS_SSD_On = 0;
 
static  uint8_t  pre_on = 0;
 
static  uint8_t  curContrast = 0xCC;
 
static  uint8_t  lastContrast = 0xCC;
 
 
/* Private function prototypes -----------------------------------------------*/
 
void  WriteCommand(unsigned char command);
 
void  WriteData(unsigned char data);
 
void  OnPageTransferDone(void);
 
unsigned long ssd1306_OFF(void);
 
unsigned long ssd1306_ON(void);
 
unsigned char* ssd1306_GetBuffer()
 
{
 
  return ssd1306_Buffer;
 
}
 
/*******************************************************************************
 
* Function Name  : WriteCommand
 
* Description    : Write command to the ssd1306
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
void WriteCommand(unsigned char command)
 
{
 
  SSD_A0_Low();
 
  SPI_SendByte(command);
 
  SPI_Wait();
 
}
 
 
/*******************************************************************************
 
* Function Name  : WriteData
 
* Description    : Write data to the ssd1306
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
void WriteData(unsigned char data)
 
{
 
  SSD_A0_High();
 
  SPI_SendByte(data);
 
  SPI_Wait();
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_Init
 
* Description    : Initialize the ssd1306
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
void ssd1306_Init(void)
 
{
 
 
  /* Generate a reset */
 
  SSD_Reset_Low();
 
  uint32_t i;
 
  for(i=5000; i>1; i--)
 
  SSD_Reset_High();
 
 
 
  WriteCommand(0xAE);
 
  WriteCommand(0xD5);
 
  WriteCommand(0x80);
 
  WriteCommand(0xA8);
 
  WriteCommand(0x1F);
 
  WriteCommand(0xD3);
 
  WriteCommand(0x00);
 
  WriteCommand(0x40 | 0x00); // line #0
 
  WriteCommand(0x8D);
 
  WriteCommand(0x14); //10 or 14 if not externalvcc
 
  WriteCommand(0x20);
 
  WriteCommand(0x00);
 
  WriteCommand(0xA0 | 0x1); // segremap
 
  WriteCommand(0xC8); // comscandep
 
  WriteCommand(0xDA); // setcompins
 
  WriteCommand(0x02);
 
  WriteCommand(0x81); // contrast
 
  WriteCommand(0x0F); // contrast value. 8f is a good one.
 
  WriteCommand(0xD9);
 
  WriteCommand(0xF1); //22 or F1 if not externalvcc
 
  WriteCommand(0xDB);
 
  WriteCommand(0x40);
 
  WriteCommand(0xA4); // dispalyallon_resume
 
  WriteCommand(0xA6); // normaldisplay
 
 
  WriteCommand(0xAF); // display on
 
 
 
  // Clear buffer
 
//  for(i=0;i<900;i++)
 
//    ssd1306_Buffer[i] = 0;
 
 
  /*************************************************
 
  // ssd1306 Initialization Command
 
  *************************************************/
 
 /*
 
  // Lower Column Address
 
  WriteCommand(0x00); // Set Lower Column Address
 
  GPIO_SetBits(GPIOA,GPIO_Pin_15);//turn on status LED
 
  // High Column Address
 
  WriteCommand(0x10); // Set Higher Column Address
 
  // Display Start Line
 
  WriteCommand(0x40); // Set Display Start Line
 
#ifdef    DEBUG_BOARD
 
  curContrast = lastContrast = 0x30;
 
#else
 
  curContrast = lastContrast = 0xCF;
 
#endif
 
  // Contrast Control Register
 
  WriteCommand(0x81); // Set Contrast Control
 
  WriteCommand(lastContrast); // 0 ~ 255 0x1f
 
 
  // Re-map
 
  WriteCommand(0xA1); // [A0]:column address 0 is map to SEG0 , [A1]: columnaddress 131 is map to SEG0
 
  // Entire Display ON/OFF
 
  WriteCommand(0xA4); // A4=ON
 
  // Normal or Inverse Display
 
  WriteCommand(0XA6); // Normal Display
 
  // Multiplex Ratio
 
  WriteCommand(0xA8); // Set Multiplex Ratio
 
  WriteCommand(0x3f); // Set to 36 Mux
 
  // Set DC-DC
 
  WriteCommand(0xAD); // Set DC-DC
 
  WriteCommand(0x8B); // 8B=ON, 8A=Off
 
 
 
  // Display ON/OFF
 
  WriteCommand(0xAE); // AF=ON , AE=OFF
 
  // Display Offset
 
  WriteCommand(0xD3); // Set Display Offset
 
  WriteCommand(0x00); // No offset
 
  // Display Clock Divide
 
  WriteCommand(0xD5); // Set Clock Divide
 
  WriteCommand(0x20); // Set to 80Hz
 
  // Area Color Mode
 
  WriteCommand(0xD8); // Set Area Color On or Off
 
  WriteCommand(0x00); // Mono Mode
 
  // COM Pins Hardware Configuration
 
  WriteCommand(0xDA); // Set Pins HardwareConfiguration
 
  WriteCommand(0x12);
 
  // VCOMH
 
  WriteCommand(0xDB); // Set VCOMH
 
  WriteCommand(0x00);
 
  // VP
 
  WriteCommand(0xD9); // Set VP
 
  WriteCommand(0x22); // P1=2 , P2=2
 
 
  // Set Common output scan direction
 
  WriteCommand(0xc8);// Set COM scan direction
 
 
  // For SSD1306 Set the address mode
 
  WriteCommand(0x20);// Set address mode
 
  WriteCommand(0x00);// Set address mode horizontal
 
 
  // Set the page start address
 
  WriteCommand(0xb0);
 
  WriteCommand(0x00);
 
  WriteCommand(0x10);
 
 
  // Turn on the controller
 
  pre_on = ssd1306_ON();
 
//  // Set Charge pump
 
//  WriteCommand(0x8D); // Set Charge pump
 
//  WriteCommand(0x14); // 0x14=ON, 0x10=Off
 
//
 
//  // Turn on the display
 
//  WriteCommand(0xaf);
 
*/
 
}
 
 
void ssd1306_block_write(void)
 
{
 
 
  // Set col start addr to 0
 
  WriteCommand(0x21);
 
  WriteCommand(0x00);
 
  // Set col end addr to width - 1
 
  WriteCommand(127);
 
 
  // Set page addr
 
  WriteCommand(0x22);
 
  WriteCommand(0x00); // start page addr
 
  WriteCommand(4); // end page addr (height / 8)
 
 
 
  // Write data
 
  uint32_t i = 0;
 
 
 
 
  for(i=0;i<512;i++)
 
    WriteData(ssd1306_Buffer[i]);
 
//  for(i=0;i<512;i++)
 
             // * * * *
 
//    WriteData(0b00000011);
 
}
 
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_TurnOff
 
* Description    : Turn off the ssd1306 controller
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_TurnOff(void)
 
{
 
  pre_on = 0;
 
  return iS_SSD_On;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_TurnOn
 
* Description    : Turn off the ssd1306 controller
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_TurnOn(void)
 
{
 
  pre_on = 1;
 
  return iS_SSD_On;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_SetContrast
 
* Description    : Set the ssd1306 contrast
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned char ssd1306_SetContrast(unsigned char contrast)
 
{
 
  curContrast = contrast;
 
  return lastContrast;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_GetContrast
 
* Description    : Get the ssd1306 contrast
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned char ssd1306_GetContrast()
 
{
 
  return lastContrast;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_OFF
 
* Description    : Turn off the ssd1306 controller
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_OFF(void)
 
{
 
  if(iS_SSD_On){
 
#ifdef  DEBUG_UI
 
    uint32_t i = 0;
 
    for(i=0;i<ssd1306_COLUMN_NUMBER*SSD1306_PAGE_NUMBER;i++){
 
      ssd1306_Buffer[i] = 0;
 
    }
 
#else
 
    // Turn off the display
 
    WriteCommand(0xae);
 
 
    // Set Charge pump
 
    WriteCommand(0x8D); /* Set Charge pump */
 
    WriteCommand(0x10); /* 0x14=ON, 0x10=Off */
 
#endif
 
    iS_SSD_On = 0;
 
  }
 
  return iS_SSD_On;
 
}
 
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_ON
 
* Description    : Turn on the ssd1306 controller
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_ON(void)
 
{
 
  if(!iS_SSD_On){
 
#ifdef  DEBUG_UI
 
#else
 
  #ifdef    DEBUG_BOARD
 
@@ -501,199 +411,193 @@ unsigned long ssd1306_DrawBlock(
 
//      }
 
//      if(cy&0x7){
 
//        unsigned char mask1 = (1<<(cy&7)) - 1;
 
//        unsigned char mask2 = 0xFF - mask1;
 
//        tmp = (data[i+j*cx] & mask1)
 
//            | (*(pStart + j*ssd1306_COLUMN_NUMBER + i + x) & mask2);
 
//        *(pStart + j*ssd1306_COLUMN_NUMBER + i + x) = tmp;
 
//      }
 
//    }
 
//  }else{
 
//    for(Pos_t i=0;i<cx;i++){
 
//      unsigned short tmp;
 
//      for(Pos_t j=0;j<cy/8;j++){
 
//        if(j == 0){
 
//          // First line
 
//          tmp = *(pStart + j*ssd1306_COLUMN_NUMBER + i + x) & mask;
 
//        }
 
//        tmp |= (((unsigned short)data[i+j*cx])<<offset);
 
//        *(pStart + j*ssd1306_COLUMN_NUMBER + i + x) = tmp;
 
//        tmp>>=8;
 
//        if(j == (cy/8)-1){
 
//          // Last line
 
//          *(pStart + (j+1)*ssd1306_COLUMN_NUMBER + i + x) &= ~mask;
 
//          *(pStart + (j+1)*ssd1306_COLUMN_NUMBER + i + x) |= tmp;
 
//        }
 
//      }
 
//    }
 
//  }
 
 
  return 0;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_DrawPoint
 
* Description    : Draw a point with specify data to ssd1306
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_DrawPoint(
 
  Pos_t x,
 
  Pos_t y,
 
  Color_t color)
 
{
 
  if(x >= SSD1306_X_PIXEL)return 0;
 
  if(y >= SSD1306_Y_PIXEL)return 0;
 
  unsigned char* pStart = ssd1306_Buffer + (y/8)*SSD1306_COLUMN_NUMBER + x;
 
  unsigned char mask = 1<<(y%8);
 
  if(color){
 
    *pStart |= mask;
 
  }else{
 
    *pStart &= ~mask;
 
  }
 
  return 0;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_ReadPoint
 
* Description    : Read a point from ssd1306
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
unsigned long ssd1306_ReadPoint(
 
  Pos_t x,
 
  Pos_t y)
 
{
 
  unsigned char* pStart = ssd1306_Buffer + (y/8)*SSD1306_COLUMN_NUMBER + x;
 
  unsigned char mask = 1<<(y%8);
 
  return *pStart&mask ? 1 : 0;
 
}
 
 
/*******************************************************************************
 
* Function Name  : ssd1306_ClearScreen
 
* Description    : Clear the screen contents
 
* Input          : None
 
* Output         : None
 
* Return         : None
 
*******************************************************************************/
 
void  ssd1306_FillScreen(Color_t color)
 
{
 
  unsigned char mask = color ? 0xFF : 0;
 
  unsigned long i = 0;
 
  for(i=0;i<SSD1306_COLUMN_NUMBER*SSD1306_PAGE_NUMBER;i++){
 
    ssd1306_Buffer[i] = mask;
 
  }
 
}
 
 
const DeviceProp  ssd1306_Prop =
 
{
 
  .pfnDrawBlok = ssd1306_DrawBlock,
 
  .pfnDrawPoint = ssd1306_DrawPoint,
 
  .xPixel = 128,
 
  .yPixel = 64,
 
};
 
 
 
 
 
 
 
// FontData
 
 
// Times New Roman font
 
const char fontData[240][5] =
 
{                                       // Refer to "Times New Roman" Font Database
 
                                        //   Basic Characters
 
    {0x00,0x00,0x00,0x00,0x00},         //   (  0)    - 0x0020 No-Break Space
 
    {0x00,0x00,0x4F,0x00,0x00},         //   (  1)  ! - 0x0021 Exclamation Mark
 
    {0x00,0x07,0x00,0x07,0x00},         //   (  2)  " - 0x0022 Quotation Mark
 
    {0x14,0x7F,0x14,0x7F,0x14},         //   (  3)  # - 0x0023 Number Sign
 
    {0x24,0x2A,0x7F,0x2A,0x12},         //   (  4)  $ - 0x0024 Dollar Sign
 
    {0x23,0x13,0x08,0x64,0x62},         //   (  5)  % - 0x0025 Percent Sign
 
    {0x36,0x49,0x55,0x22,0x50},         //   (  6)  & - 0x0026 Ampersand
 
    {0x00,0x05,0x03,0x00,0x00},         //   (  7)  ' - 0x0027 Apostrophe
 
    {0x00,0x1C,0x22,0x41,0x00},         //   (  8)  ( - 0x0028 Left Parenthesis
 
    {0x00,0x41,0x22,0x1C,0x00},         //   (  9)  ) - 0x0029 Right Parenthesis
 
    {0x14,0x08,0x3E,0x08,0x14},         //   ( 10)  * - 0x002A Asterisk
 
    {0x08,0x08,0x3E,0x08,0x08},         //   ( 11)  + - 0x002B Plus Sign
 
    {0x00,0x50,0x30,0x00,0x00},         //   ( 12)  , - 0x002C Comma
 
    {0x08,0x08,0x08,0x08,0x08},         //   ( 13)  - - 0x002D Hyphen-Minus
 
    {0x00,0x60,0x60,0x00,0x00},         //   ( 14)  . - 0x002E Full Stop
 
    {0x20,0x10,0x08,0x04,0x02},         //   ( 15)  / - 0x002F Solidus
 
    {0x3E,0x51,0x49,0x45,0x3E},         //   ( 16)  0 - 0x0030 Digit Zero
 
    {0x00,0x42,0x7F,0x40,0x00},         //   ( 17)  1 - 0x0031 Digit One
 
    {0x42,0x61,0x51,0x49,0x46},         //   ( 18)  2 - 0x0032 Digit Two
 
    {0x21,0x41,0x45,0x4B,0x31},         //   ( 19)  3 - 0x0033 Digit Three
 
    {0x18,0x14,0x12,0x7F,0x10},         //   ( 20)  4 - 0x0034 Digit Four
 
    {0x27,0x45,0x45,0x45,0x39},         //   ( 21)  5 - 0x0035 Digit Five
 
    {0x3C,0x4A,0x49,0x49,0x30},         //   ( 22)  6 - 0x0036 Digit Six
 
    {0x01,0x71,0x09,0x05,0x03},         //   ( 23)  7 - 0x0037 Digit Seven
 
    {0x36,0x49,0x49,0x49,0x36},         //   ( 24)  8 - 0x0038 Digit Eight
 
    {0x06,0x49,0x49,0x29,0x1E},         //   ( 25)  9 - 0x0039 Dight Nine
 
    {0x00,0x36,0x36,0x00,0x00},         //   ( 26)  : - 0x003A Colon
 
    {0x00,0x56,0x36,0x00,0x00},         //   ( 27)  ; - 0x003B Semicolon
 
    {0x08,0x14,0x22,0x41,0x00},         //   ( 28)  < - 0x003C Less-Than Sign
 
    {0x14,0x14,0x14,0x14,0x14},         //   ( 29)  = - 0x003D Equals Sign
 
    {0x00,0x41,0x22,0x14,0x08},         //   ( 30)  > - 0x003E Greater-Than Sign
 
    {0x02,0x01,0x51,0x09,0x06},         //   ( 31)  ? - 0x003F Question Mark
 
    {0x32,0x49,0x79,0x41,0x3E},         //   ( 32)  @ - 0x0040 Commercial At
 
    {0x7E,0x11,0x11,0x11,0x7E},         //   ( 33)  A - 0x0041 Latin Capital Letter A
 
    {0x7F,0x49,0x49,0x49,0x36},         //   ( 34)  B - 0x0042 Latin Capital Letter B
 
    {0x3E,0x41,0x41,0x41,0x22},         //   ( 35)  C - 0x0043 Latin Capital Letter C
 
    {0x7F,0x41,0x41,0x22,0x1C},         //   ( 36)  D - 0x0044 Latin Capital Letter D
 
    {0x7F,0x49,0x49,0x49,0x41},         //   ( 37)  E - 0x0045 Latin Capital Letter E
 
    {0x7F,0x09,0x09,0x09,0x01},         //   ( 38)  F - 0x0046 Latin Capital Letter F
 
    {0x3E,0x41,0x49,0x49,0x7A},         //   ( 39)  G - 0x0047 Latin Capital Letter G
 
    {0x7F,0x08,0x08,0x08,0x7F},         //   ( 40)  H - 0x0048 Latin Capital Letter H
 
    {0x00,0x41,0x7F,0x41,0x00},         //   ( 41)  I - 0x0049 Latin Capital Letter I
 
    {0x20,0x40,0x41,0x3F,0x01},         //   ( 42)  J - 0x004A Latin Capital Letter J
 
    {0x7F,0x08,0x14,0x22,0x41},         //   ( 43)  K - 0x004B Latin Capital Letter K
 
    {0x7F,0x40,0x40,0x40,0x40},         //   ( 44)  L - 0x004C Latin Capital Letter L
 
    {0x7F,0x02,0x0C,0x02,0x7F},         //   ( 45)  M - 0x004D Latin Capital Letter M
 
    {0x7F,0x04,0x08,0x10,0x7F},         //   ( 46)  N - 0x004E Latin Capital Letter N
 
    {0x3E,0x41,0x41,0x41,0x3E},         //   ( 47)  O - 0x004F Latin Capital Letter O
 
    {0x7F,0x09,0x09,0x09,0x06},         //   ( 48)  P - 0x0050 Latin Capital Letter P
 
    {0x3E,0x41,0x51,0x21,0x5E},         //   ( 49)  Q - 0x0051 Latin Capital Letter Q
 
    {0x7F,0x09,0x19,0x29,0x46},         //   ( 50)  R - 0x0052 Latin Capital Letter R
 
    {0x46,0x49,0x49,0x49,0x31},         //   ( 51)  S - 0x0053 Latin Capital Letter S
 
    {0x01,0x01,0x7F,0x01,0x01},         //   ( 52)  T - 0x0054 Latin Capital Letter T
 
    {0x3F,0x40,0x40,0x40,0x3F},         //   ( 53)  U - 0x0055 Latin Capital Letter U
 
    {0x1F,0x20,0x40,0x20,0x1F},         //   ( 54)  V - 0x0056 Latin Capital Letter V
 
    {0x3F,0x40,0x38,0x40,0x3F},         //   ( 55)  W - 0x0057 Latin Capital Letter W
 
    {0x63,0x14,0x08,0x14,0x63},         //   ( 56)  X - 0x0058 Latin Capital Letter X
 
    {0x07,0x08,0x70,0x08,0x07},         //   ( 57)  Y - 0x0059 Latin Capital Letter Y
 
    {0x61,0x51,0x49,0x45,0x43},         //   ( 58)  Z - 0x005A Latin Capital Letter Z
 
    {0x00,0x7F,0x41,0x41,0x00},         //   ( 59)  [ - 0x005B Left Square Bracket
 
    {0x02,0x04,0x08,0x10,0x20},         //   ( 60)  \ - 0x005C Reverse Solidus
 
    {0x00,0x41,0x41,0x7F,0x00},         //   ( 61)  ] - 0x005D Right Square Bracket
 
    {0x04,0x02,0x01,0x02,0x04},         //   ( 62)  ^ - 0x005E Circumflex Accent
 
    {0x40,0x40,0x40,0x40,0x40},         //   ( 63)  _ - 0x005F Low Line
 
    {0x01,0x02,0x04,0x00,0x00},         //   ( 64)  ` - 0x0060 Grave Accent
 
    {0x20,0x54,0x54,0x54,0x78},         //   ( 65)  a - 0x0061 Latin Small Letter A
 
    {0x7F,0x48,0x44,0x44,0x38},         //   ( 66)  b - 0x0062 Latin Small Letter B
 
    {0x38,0x44,0x44,0x44,0x20},         //   ( 67)  c - 0x0063 Latin Small Letter C
 
    {0x38,0x44,0x44,0x48,0x7F},         //   ( 68)  d - 0x0064 Latin Small Letter D
 
    {0x38,0x54,0x54,0x54,0x18},         //   ( 69)  e - 0x0065 Latin Small Letter E
 
    {0x08,0x7E,0x09,0x01,0x02},         //   ( 70)  f - 0x0066 Latin Small Letter F
 
    {0x06,0x49,0x49,0x49,0x3F},         //   ( 71)  g - 0x0067 Latin Small Letter G
 
    {0x7F,0x08,0x04,0x04,0x78},         //   ( 72)  h - 0x0068 Latin Small Letter H
 
    {0x00,0x44,0x7D,0x40,0x00},         //   ( 73)  i - 0x0069 Latin Small Letter I
 
    {0x20,0x40,0x44,0x3D,0x00},         //   ( 74)  j - 0x006A Latin Small Letter J
 
    {0x7F,0x10,0x28,0x44,0x00},         //   ( 75)  k - 0x006B Latin Small Letter K
 
    {0x00,0x41,0x7F,0x40,0x00},         //   ( 76)  l - 0x006C Latin Small Letter L
 
    {0x7C,0x04,0x18,0x04,0x7C},         //   ( 77)  m - 0x006D Latin Small Letter M
 
    {0x7C,0x08,0x04,0x04,0x78},         //   ( 78)  n - 0x006E Latin Small Letter N
 
    {0x38,0x44,0x44,0x44,0x38},         //   ( 79)  o - 0x006F Latin Small Letter O
 
    {0x7C,0x14,0x14,0x14,0x08},         //   ( 80)  p - 0x0070 Latin Small Letter P
 
    {0x08,0x14,0x14,0x18,0x7C},         //   ( 81)  q - 0x0071 Latin Small Letter Q
 
    {0x7C,0x08,0x04,0x04,0x08},         //   ( 82)  r - 0x0072 Latin Small Letter R
 
    {0x48,0x54,0x54,0x54,0x20},         //   ( 83)  s - 0x0073 Latin Small Letter S
 
    {0x04,0x3F,0x44,0x40,0x20},         //   ( 84)  t - 0x0074 Latin Small Letter T
 
    {0x3C,0x40,0x40,0x20,0x7C},         //   ( 85)  u - 0x0075 Latin Small Letter U
 
    {0x1C,0x20,0x40,0x20,0x1C},         //   ( 86)  v - 0x0076 Latin Small Letter V
 
    {0x3C,0x40,0x30,0x40,0x3C},         //   ( 87)  w - 0x0077 Latin Small Letter W
 
    {0x44,0x28,0x10,0x28,0x44},         //   ( 88)  x - 0x0078 Latin Small Letter X
 
    {0x0C,0x50,0x50,0x50,0x3C},         //   ( 89)  y - 0x0079 Latin Small Letter Y
 
    {0x44,0x64,0x54,0x4C,0x44},         //   ( 90)  z - 0x007A Latin Small Letter Z
 
    {0x00,0x08,0x36,0x41,0x00},         //   ( 91)  { - 0x007B Left Curly Bracket
 
    {0x00,0x00,0x7F,0x00,0x00},         //   ( 92)  | - 0x007C Vertical Line
system_stm32l1xx_4meg_extxtal.c
➞
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