Class to drive the LCD Glass display (GH08172T device) present on DISCO_L476VG board.
Dependents: DISCO_L476VG_GlassLCD DISCO_L476VG_UART DISCO_L476VG_leds_buttons_carter DISCO_L476VG_ ... more
LCD_DISCO_L476VG.h@0:6ac2ed34f595, 2015-08-28 (annotated)
- Committer:
- bcostm
- Date:
- Fri Aug 28 13:03:25 2015 +0000
- Revision:
- 0:6ac2ed34f595
First release.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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bcostm | 0:6ac2ed34f595 | 1 | /* Copyright (c) 2010-2011 mbed.org, MIT License |
bcostm | 0:6ac2ed34f595 | 2 | * |
bcostm | 0:6ac2ed34f595 | 3 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this software |
bcostm | 0:6ac2ed34f595 | 4 | * and associated documentation files (the "Software"), to deal in the Software without |
bcostm | 0:6ac2ed34f595 | 5 | * restriction, including without limitation the rights to use, copy, modify, merge, publish, |
bcostm | 0:6ac2ed34f595 | 6 | * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the |
bcostm | 0:6ac2ed34f595 | 7 | * Software is furnished to do so, subject to the following conditions: |
bcostm | 0:6ac2ed34f595 | 8 | * |
bcostm | 0:6ac2ed34f595 | 9 | * The above copyright notice and this permission notice shall be included in all copies or |
bcostm | 0:6ac2ed34f595 | 10 | * substantial portions of the Software. |
bcostm | 0:6ac2ed34f595 | 11 | * |
bcostm | 0:6ac2ed34f595 | 12 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING |
bcostm | 0:6ac2ed34f595 | 13 | * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
bcostm | 0:6ac2ed34f595 | 14 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
bcostm | 0:6ac2ed34f595 | 15 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
bcostm | 0:6ac2ed34f595 | 16 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
bcostm | 0:6ac2ed34f595 | 17 | */ |
bcostm | 0:6ac2ed34f595 | 18 | |
bcostm | 0:6ac2ed34f595 | 19 | #ifndef __LCD_DISCO_L476VG_H |
bcostm | 0:6ac2ed34f595 | 20 | #define __LCD_DISCO_L476VG_H |
bcostm | 0:6ac2ed34f595 | 21 | |
bcostm | 0:6ac2ed34f595 | 22 | #ifdef TARGET_DISCO_L476VG |
bcostm | 0:6ac2ed34f595 | 23 | |
bcostm | 0:6ac2ed34f595 | 24 | #include "mbed.h" |
bcostm | 0:6ac2ed34f595 | 25 | #include "stm32l476g_discovery_glass_lcd.h" |
bcostm | 0:6ac2ed34f595 | 26 | |
bcostm | 0:6ac2ed34f595 | 27 | /* |
bcostm | 0:6ac2ed34f595 | 28 | Class to drive the LCD Glass display (GH08172T device) |
bcostm | 0:6ac2ed34f595 | 29 | present on DISCO_L476VG board. |
bcostm | 0:6ac2ed34f595 | 30 | |
bcostm | 0:6ac2ed34f595 | 31 | Usage: |
bcostm | 0:6ac2ed34f595 | 32 | |
bcostm | 0:6ac2ed34f595 | 33 | #include "mbed.h" |
bcostm | 0:6ac2ed34f595 | 34 | #include "LCD_DISCO_L476VG.h" |
bcostm | 0:6ac2ed34f595 | 35 | |
bcostm | 0:6ac2ed34f595 | 36 | LCD_DISCO_L476VG lcd; |
bcostm | 0:6ac2ed34f595 | 37 | |
bcostm | 0:6ac2ed34f595 | 38 | int main() |
bcostm | 0:6ac2ed34f595 | 39 | { |
bcostm | 0:6ac2ed34f595 | 40 | uint32_t temp = 0; |
bcostm | 0:6ac2ed34f595 | 41 | uint8_t stemp[7] = {0}; |
bcostm | 0:6ac2ed34f595 | 42 | |
bcostm | 0:6ac2ed34f595 | 43 | lcd.Clear(); |
bcostm | 0:6ac2ed34f595 | 44 | lcd.DisplayString((uint8_t *)"Hello"); |
bcostm | 0:6ac2ed34f595 | 45 | |
bcostm | 0:6ac2ed34f595 | 46 | while(1) |
bcostm | 0:6ac2ed34f595 | 47 | { |
bcostm | 0:6ac2ed34f595 | 48 | sprintf((char *)stemp, "val=%d", temp); |
bcostm | 0:6ac2ed34f595 | 49 | lcd.DisplayString(stemp); |
bcostm | 0:6ac2ed34f595 | 50 | lcd.BarLevelConfig((uint8_t)temp); |
bcostm | 0:6ac2ed34f595 | 51 | temp++; |
bcostm | 0:6ac2ed34f595 | 52 | if (temp > 4) temp = 0; |
bcostm | 0:6ac2ed34f595 | 53 | wait(1); |
bcostm | 0:6ac2ed34f595 | 54 | } |
bcostm | 0:6ac2ed34f595 | 55 | } |
bcostm | 0:6ac2ed34f595 | 56 | */ |
bcostm | 0:6ac2ed34f595 | 57 | class LCD_DISCO_L476VG |
bcostm | 0:6ac2ed34f595 | 58 | { |
bcostm | 0:6ac2ed34f595 | 59 | public: |
bcostm | 0:6ac2ed34f595 | 60 | //! Constructor |
bcostm | 0:6ac2ed34f595 | 61 | LCD_DISCO_L476VG(); |
bcostm | 0:6ac2ed34f595 | 62 | |
bcostm | 0:6ac2ed34f595 | 63 | //! Destructor |
bcostm | 0:6ac2ed34f595 | 64 | ~LCD_DISCO_L476VG(); |
bcostm | 0:6ac2ed34f595 | 65 | |
bcostm | 0:6ac2ed34f595 | 66 | /** |
bcostm | 0:6ac2ed34f595 | 67 | * @brief Initialize the LCD GLASS relative GPIO port IOs and LCD peripheral. |
bcostm | 0:6ac2ed34f595 | 68 | * @retval None |
bcostm | 0:6ac2ed34f595 | 69 | */ |
bcostm | 0:6ac2ed34f595 | 70 | void Init(void); |
bcostm | 0:6ac2ed34f595 | 71 | |
bcostm | 0:6ac2ed34f595 | 72 | /** |
bcostm | 0:6ac2ed34f595 | 73 | * @brief DeInitialize the LCD GLASS relative GPIO port IOs and LCD peripheral. |
bcostm | 0:6ac2ed34f595 | 74 | * @retval None |
bcostm | 0:6ac2ed34f595 | 75 | */ |
bcostm | 0:6ac2ed34f595 | 76 | void DeInit(void); |
bcostm | 0:6ac2ed34f595 | 77 | |
bcostm | 0:6ac2ed34f595 | 78 | /** |
bcostm | 0:6ac2ed34f595 | 79 | * @brief Configure the LCD Blink mode and Blink frequency. |
bcostm | 0:6ac2ed34f595 | 80 | * @param BlinkMode: specifies the LCD blink mode. |
bcostm | 0:6ac2ed34f595 | 81 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 82 | * @arg LCD_BLINKMODE_OFF: Blink disabled |
bcostm | 0:6ac2ed34f595 | 83 | * @arg LCD_BLINKMODE_SEG0_COM0: Blink enabled on SEG[0], COM[0] (1 pixel) |
bcostm | 0:6ac2ed34f595 | 84 | * @arg LCD_BLINKMODE_SEG0_ALLCOM: Blink enabled on SEG[0], all COM (up to 8 |
bcostm | 0:6ac2ed34f595 | 85 | * pixels according to the programmed duty) |
bcostm | 0:6ac2ed34f595 | 86 | * @arg LCD_BLINKMODE_ALLSEG_ALLCOM: Blink enabled on all SEG and all COM |
bcostm | 0:6ac2ed34f595 | 87 | * (all pixels) |
bcostm | 0:6ac2ed34f595 | 88 | * @param BlinkFrequency: specifies the LCD blink frequency. |
bcostm | 0:6ac2ed34f595 | 89 | * @arg LCD_BLINKFREQUENCY_DIV8: The Blink frequency = fLcd/8 |
bcostm | 0:6ac2ed34f595 | 90 | * @arg LCD_BLINKFREQUENCY_DIV16: The Blink frequency = fLcd/16 |
bcostm | 0:6ac2ed34f595 | 91 | * @arg LCD_BLINKFREQUENCY_DIV32: The Blink frequency = fLcd/32 |
bcostm | 0:6ac2ed34f595 | 92 | * @arg LCD_BLINKFREQUENCY_DIV64: The Blink frequency = fLcd/64 |
bcostm | 0:6ac2ed34f595 | 93 | * @arg LCD_BLINKFREQUENCY_DIV128: The Blink frequency = fLcd/128 |
bcostm | 0:6ac2ed34f595 | 94 | * @arg LCD_BLINKFREQUENCY_DIV256: The Blink frequency = fLcd/256 |
bcostm | 0:6ac2ed34f595 | 95 | * @arg LCD_BLINKFREQUENCY_DIV512: The Blink frequency = fLcd/512 |
bcostm | 0:6ac2ed34f595 | 96 | * @arg LCD_BLINKFREQUENCY_DIV1024: The Blink frequency = fLcd/1024 |
bcostm | 0:6ac2ed34f595 | 97 | * @retval None |
bcostm | 0:6ac2ed34f595 | 98 | */ |
bcostm | 0:6ac2ed34f595 | 99 | void BlinkConfig(uint32_t BlinkMode, uint32_t BlinkFrequency); |
bcostm | 0:6ac2ed34f595 | 100 | |
bcostm | 0:6ac2ed34f595 | 101 | /** |
bcostm | 0:6ac2ed34f595 | 102 | * @brief Configure the LCD contrast. |
bcostm | 0:6ac2ed34f595 | 103 | * @param Contrast: specifies the LCD contrast value. |
bcostm | 0:6ac2ed34f595 | 104 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 105 | * @arg LCD_CONTRASTLEVEL_0: Maximum Voltage = 2.60V |
bcostm | 0:6ac2ed34f595 | 106 | * @arg LCD_CONTRASTLEVEL_1: Maximum Voltage = 2.73V |
bcostm | 0:6ac2ed34f595 | 107 | * @arg LCD_CONTRASTLEVEL_2: Maximum Voltage = 2.86V |
bcostm | 0:6ac2ed34f595 | 108 | * @arg LCD_CONTRASTLEVEL_3: Maximum Voltage = 2.99V |
bcostm | 0:6ac2ed34f595 | 109 | * @arg LCD_CONTRASTLEVEL_4: Maximum Voltage = 3.12V |
bcostm | 0:6ac2ed34f595 | 110 | * @arg LCD_CONTRASTLEVEL_5: Maximum Voltage = 3.25V |
bcostm | 0:6ac2ed34f595 | 111 | * @arg LCD_CONTRASTLEVEL_6: Maximum Voltage = 3.38V |
bcostm | 0:6ac2ed34f595 | 112 | * @arg LCD_CONTRASTLEVEL_7: Maximum Voltage = 3.51V |
bcostm | 0:6ac2ed34f595 | 113 | * @retval None |
bcostm | 0:6ac2ed34f595 | 114 | */ |
bcostm | 0:6ac2ed34f595 | 115 | void Contrast(uint32_t Contrast); |
bcostm | 0:6ac2ed34f595 | 116 | |
bcostm | 0:6ac2ed34f595 | 117 | /** |
bcostm | 0:6ac2ed34f595 | 118 | * @brief Write a character in the LCD RAM buffer. |
bcostm | 0:6ac2ed34f595 | 119 | * @param ch: The character to display. |
bcostm | 0:6ac2ed34f595 | 120 | * @param Point: A point to add in front of char. |
bcostm | 0:6ac2ed34f595 | 121 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 122 | * @arg POINT_OFF: No point to add in front of char. |
bcostm | 0:6ac2ed34f595 | 123 | * @arg POINT_ON: Add a point in front of char. |
bcostm | 0:6ac2ed34f595 | 124 | * @param Colon: Flag indicating if a colon character has to be added in front |
bcostm | 0:6ac2ed34f595 | 125 | * of displayed character. |
bcostm | 0:6ac2ed34f595 | 126 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 127 | * @arg DOUBLEPOINT_OFF: No colon to add in back of char. |
bcostm | 0:6ac2ed34f595 | 128 | * @arg DOUBLEPOINT_ON: Add an colon in back of char. |
bcostm | 0:6ac2ed34f595 | 129 | * @param Position: Position in the LCD of the character to write. |
bcostm | 0:6ac2ed34f595 | 130 | * This parameter can be any value in range [1:6]. |
bcostm | 0:6ac2ed34f595 | 131 | * @retval None |
bcostm | 0:6ac2ed34f595 | 132 | * @note Required preconditions: The LCD should be cleared before to start the |
bcostm | 0:6ac2ed34f595 | 133 | * write operation. |
bcostm | 0:6ac2ed34f595 | 134 | */ |
bcostm | 0:6ac2ed34f595 | 135 | void DisplayChar(uint8_t* ch, Point_Typedef Point, DoublePoint_Typedef Column, DigitPosition_Typedef Position); |
bcostm | 0:6ac2ed34f595 | 136 | |
bcostm | 0:6ac2ed34f595 | 137 | /** |
bcostm | 0:6ac2ed34f595 | 138 | * @brief Write a character string in the LCD RAM buffer. |
bcostm | 0:6ac2ed34f595 | 139 | * @param ptr: Pointer to string to display on the LCD Glass. |
bcostm | 0:6ac2ed34f595 | 140 | * @retval None |
bcostm | 0:6ac2ed34f595 | 141 | */ |
bcostm | 0:6ac2ed34f595 | 142 | void DisplayString(uint8_t* ptr); |
bcostm | 0:6ac2ed34f595 | 143 | |
bcostm | 0:6ac2ed34f595 | 144 | /** |
bcostm | 0:6ac2ed34f595 | 145 | * @brief Write a character string with decimal point in the LCD RAM buffer. |
bcostm | 0:6ac2ed34f595 | 146 | * @param ptr: Pointer to string to display on the LCD Glass. |
bcostm | 0:6ac2ed34f595 | 147 | * @retval None |
bcostm | 0:6ac2ed34f595 | 148 | * @note Required preconditions: Char is ASCCI value "ORed" with decimal point or Colon flag |
bcostm | 0:6ac2ed34f595 | 149 | */ |
bcostm | 0:6ac2ed34f595 | 150 | void DisplayStrDeci(uint16_t* ptr); |
bcostm | 0:6ac2ed34f595 | 151 | |
bcostm | 0:6ac2ed34f595 | 152 | /** |
bcostm | 0:6ac2ed34f595 | 153 | * @brief Display a string in scrolling mode |
bcostm | 0:6ac2ed34f595 | 154 | * @param ptr: Pointer to string to display on the LCD Glass. |
bcostm | 0:6ac2ed34f595 | 155 | * @param nScroll: Specifies how many time the message will be scrolled |
bcostm | 0:6ac2ed34f595 | 156 | * @param ScrollSpeed : Specifies the speed of the scroll, low value gives |
bcostm | 0:6ac2ed34f595 | 157 | * higher speed |
bcostm | 0:6ac2ed34f595 | 158 | * @retval None |
bcostm | 0:6ac2ed34f595 | 159 | * @note Required preconditions: The LCD should be cleared before to start the |
bcostm | 0:6ac2ed34f595 | 160 | * write operation. |
bcostm | 0:6ac2ed34f595 | 161 | */ |
bcostm | 0:6ac2ed34f595 | 162 | void ScrollSentence(uint8_t* ptr, uint16_t nScroll, uint16_t ScrollSpeed); |
bcostm | 0:6ac2ed34f595 | 163 | |
bcostm | 0:6ac2ed34f595 | 164 | /** |
bcostm | 0:6ac2ed34f595 | 165 | * @brief Display one or several bar in LCD frame buffer. |
bcostm | 0:6ac2ed34f595 | 166 | * @param BarId: specifies the LCD GLASS Bar to display |
bcostm | 0:6ac2ed34f595 | 167 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 168 | * @arg BAR0: LCD GLASS Bar 0 |
bcostm | 0:6ac2ed34f595 | 169 | * @arg BAR0: LCD GLASS Bar 1 |
bcostm | 0:6ac2ed34f595 | 170 | * @arg BAR0: LCD GLASS Bar 2 |
bcostm | 0:6ac2ed34f595 | 171 | * @arg BAR0: LCD GLASS Bar 3 |
bcostm | 0:6ac2ed34f595 | 172 | * @retval None |
bcostm | 0:6ac2ed34f595 | 173 | */ |
bcostm | 0:6ac2ed34f595 | 174 | void DisplayBar(uint32_t BarId); |
bcostm | 0:6ac2ed34f595 | 175 | |
bcostm | 0:6ac2ed34f595 | 176 | /** |
bcostm | 0:6ac2ed34f595 | 177 | * @brief Clear one or several bar in LCD frame buffer. |
bcostm | 0:6ac2ed34f595 | 178 | * @param BarId: specifies the LCD GLASS Bar to display |
bcostm | 0:6ac2ed34f595 | 179 | * This parameter can be combination of one of the following values: |
bcostm | 0:6ac2ed34f595 | 180 | * @arg LCD_BAR_0: LCD GLASS Bar 0 |
bcostm | 0:6ac2ed34f595 | 181 | * @arg LCD_BAR_1: LCD GLASS Bar 1 |
bcostm | 0:6ac2ed34f595 | 182 | * @arg LCD_BAR_2: LCD GLASS Bar 2 |
bcostm | 0:6ac2ed34f595 | 183 | * @arg LCD_BAR_3: LCD GLASS Bar 3 |
bcostm | 0:6ac2ed34f595 | 184 | * @retval None |
bcostm | 0:6ac2ed34f595 | 185 | */ |
bcostm | 0:6ac2ed34f595 | 186 | void ClearBar(uint32_t BarId); |
bcostm | 0:6ac2ed34f595 | 187 | |
bcostm | 0:6ac2ed34f595 | 188 | /** |
bcostm | 0:6ac2ed34f595 | 189 | * @brief Configure the bar level on LCD by writing bar value in LCD frame buffer. |
bcostm | 0:6ac2ed34f595 | 190 | * @param BarLevel: specifies the LCD GLASS Battery Level. |
bcostm | 0:6ac2ed34f595 | 191 | * This parameter can be one of the following values: |
bcostm | 0:6ac2ed34f595 | 192 | * @arg BATTERYLEVEL_OFF: LCD GLASS Battery Empty |
bcostm | 0:6ac2ed34f595 | 193 | * @arg BATTERYLEVEL_1_4: LCD GLASS Battery 1/4 Full |
bcostm | 0:6ac2ed34f595 | 194 | * @arg BATTERYLEVEL_1_2: LCD GLASS Battery 1/2 Full |
bcostm | 0:6ac2ed34f595 | 195 | * @arg BATTERYLEVEL_3_4: LCD GLASS Battery 3/4 Full |
bcostm | 0:6ac2ed34f595 | 196 | * @arg BATTERYLEVEL_FULL: LCD GLASS Battery Full |
bcostm | 0:6ac2ed34f595 | 197 | * @retval None |
bcostm | 0:6ac2ed34f595 | 198 | */ |
bcostm | 0:6ac2ed34f595 | 199 | void BarLevelConfig(uint8_t BarLevel); |
bcostm | 0:6ac2ed34f595 | 200 | |
bcostm | 0:6ac2ed34f595 | 201 | /** |
bcostm | 0:6ac2ed34f595 | 202 | * @brief Clear the whole LCD RAM buffer. |
bcostm | 0:6ac2ed34f595 | 203 | * @retval None |
bcostm | 0:6ac2ed34f595 | 204 | */ |
bcostm | 0:6ac2ed34f595 | 205 | void Clear(void); |
bcostm | 0:6ac2ed34f595 | 206 | |
bcostm | 0:6ac2ed34f595 | 207 | private: |
bcostm | 0:6ac2ed34f595 | 208 | |
bcostm | 0:6ac2ed34f595 | 209 | }; |
bcostm | 0:6ac2ed34f595 | 210 | |
bcostm | 0:6ac2ed34f595 | 211 | #else |
bcostm | 0:6ac2ed34f595 | 212 | #error "This class must be used with DISCO_L476VG board only." |
bcostm | 0:6ac2ed34f595 | 213 | #endif // TARGET_DISCO_L476VG |
bcostm | 0:6ac2ed34f595 | 214 | |
bcostm | 0:6ac2ed34f595 | 215 | #endif |