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42 /******************************************************************************/
43 /** \file lcd.c
44  **
45  ** WDT function driver API.
46  ** @link SampleGroup Some description @endlink
47  **
48  **   - 2018-5-3  1.0  CJ First version for Device Driver Library of Module.
49  **
50  ******************************************************************************/
51 
52 /******************************************************************************/
53 /* Include files                                                              */
54 /******************************************************************************/
55 #include "lcd.h"
56 
57 /**
58  *******************************************************************************
59  ** \addtogroup I2cGroup
60  ******************************************************************************/
61 //@{
62 
63 /******************************************************************************/
64 /* Local function prototypes ('static')                                       */
65 /******************************************************************************/
LCD_SetClkSrc(en_lcd_clk_t enLcdClk)66  en_result_t LCD_SetClkSrc(en_lcd_clk_t enLcdClk)
67  {
68      en_result_t enRet = Error;
69      M0P_LCD->CR1_f.CLKSRC = enLcdClk;
70      enRet = Ok;
71      return enRet;
72  }
73 /**
74  ******************************************************************************
75  ** \brief  LCD Bias源选择函数
76  **
77  ** \param [in] enBiasSrc偏置源选择
78  **
79  ** \retval enRet 成功或失败
80  **
81  ******************************************************************************/
LCD_SelBiasSrc(en_lcd_biassrc_t enBiasSrc)82  en_result_t LCD_SelBiasSrc(en_lcd_biassrc_t enBiasSrc)
83  {
84      en_result_t enRet = Error;
85      switch(enBiasSrc)
86      {
87          case LcdInRes_High:
88          case LcdInRes_Low:
89          case LcdInRes_Mid:
90          case LcdExtCap:
91          case LcdExtRes:
92             M0P_LCD->CR0_f.BSEL = enBiasSrc;
93             break;
94         default:
95             return ErrorInvalidParameter;
96      }
97      enRet = Ok;
98      return enRet;
99  }
100 /**
101  ******************************************************************************
102  ** \brief  LCD 占空比选择函数
103  **
104  ** \param [in] enDuty占空比
105  **
106  ** \retval enRet 成功或失败
107  **
108  ******************************************************************************/
LCD_SetDuty(en_lcd_duty_t enDuty)109 en_result_t LCD_SetDuty(en_lcd_duty_t enDuty)
110 {
111     en_result_t enRet = Error;
112     switch(enDuty)
113     {
114         case LcdStatic:
115         case LcdDuty2:
116         case LcdDuty3:
117         case LcdDuty4:
118         case LcdDuty6:
119         case LcdDuty8:
120             M0P_LCD->CR0_f.DUTY = enDuty;
121             break;
122         default:
123             return ErrorInvalidParameter;
124     }
125     enRet = Ok;
126     return enRet;
127 }
128 /**
129  ******************************************************************************
130  ** \brief  LCD bias设置函数
131  **
132  ** \param [in] enBias　偏置
133  **
134  ** \retval enRet 成功或失败
135  **
136  ******************************************************************************/
LCD_SetBias(en_lcd_bias_t enBias)137  en_result_t LCD_SetBias(en_lcd_bias_t enBias)
138  {
139     en_result_t enRet = Error;
140     switch(enBias)
141     {
142         case LcdBias3:
143         case LcdBias2:
144             M0P_LCD->CR0_f.BIAS = enBias;
145             break;
146         default:
147             return ErrorInvalidParameter;
148     }
149     enRet = Ok;
150     return enRet;
151  }
152  /**
153  ******************************************************************************
154  ** \brief  LCD 电压泵时钟频率选择函数
155  **
156  ** \param [in] enCpClk 电压泵频率
157  **
158  ** \retval enRet 成功或失败
159  **
160  ******************************************************************************/
LCD_SelCpClk(en_lcd_cpclk_t enCpClk)161 en_result_t LCD_SelCpClk(en_lcd_cpclk_t enCpClk)
162 {
163     en_result_t enRet = Error;
164     switch(enCpClk)
165     {
166         case LcdClk2k:
167         case LcdClk4k:
168         case LcdClk8k:
169         case LcdClk16k:
170             M0P_LCD->CR0_f.CPCLK = enCpClk;
171             break;
172         default:
173             return ErrorInvalidParameter;
174     }
175     enRet = Ok;
176     return enRet;
177 }
178  /**
179  ******************************************************************************
180  ** \brief  LCD 扫描时钟频率选择函数
181  **
182  ** \param [in] enScanClk 扫描时钟频率
183  **
184  ** \retval enRet 成功或失败
185  **
186  ******************************************************************************/
LCD_SelScanClk(en_lcd_scanclk_t enScanClk)187 en_result_t LCD_SelScanClk(en_lcd_scanclk_t enScanClk)
188 {
189     en_result_t enRet = Error;
190     switch(enScanClk)
191     {
192         case LcdClk64hz:
193         case LcdClk128hz:
194         case LcdClk256hz:
195         case LcdClk512hz:
196             M0P_LCD->CR0_f.LCDCLK = enScanClk;
197             break;
198         default:
199             return ErrorInvalidParameter;
200     }
201     enRet = Ok;
202     return enRet;
203 }
204  /**
205  ******************************************************************************
206  ** \brief  LCD 模块使能或闪屏使能禁止函数
207  **
208  ** \param [in] enFunc功能，bFlag使能或禁止
209  **
210  ** \retval enRet 成功或失败
211  **
212  ******************************************************************************/
LCD_EnFunc(en_lcd_func_t enFunc,boolean_t bFlag)213  en_result_t LCD_EnFunc(en_lcd_func_t enFunc,boolean_t bFlag)
214  {
215     en_result_t enRet = Error;
216     switch(enFunc)
217     {
218         case LcdEn:
219             M0P_LCD->CR0_f.EN = bFlag;
220             break;
221         case LcdBlinkEn:
222             M0P_LCD->CR1_f.BLINKEN = bFlag;
223             break;
224         default:
225             return ErrorInvalidParameter;
226     }
227     enRet = Ok;
228     return enRet;
229  }
230  /**
231  ******************************************************************************
232  ** \brief  LCD 显示模式0/1设置
233  **
234  ** \param [in] enDispMode模式
235  **
236  ** \retval enRet 成功或失败
237  **
238  ******************************************************************************/
LCD_SetDispMode(en_lcd_dispmode_t enDispMode)239  en_result_t LCD_SetDispMode(en_lcd_dispmode_t enDispMode)
240  {
241     en_result_t enRet = Error;
242     switch(enDispMode)
243     {
244         case LcdMode0:
245         case LcdMode1:
246             M0P_LCD->CR1_f.MODE = enDispMode;
247             break;
248         default:
249             return ErrorInvalidParameter;
250     }
251     enRet = Ok;
252     return enRet;
253  }
254  /**
255  ******************************************************************************
256  ** \brief  LCD 对比度设置
257  **
258  ** \param [in] u8Contrast对比度
259  **
260  ** \retval enRet 成功或失败
261  **
262  ******************************************************************************/
LCD_SetContrast(uint8_t u8Contrast)263  en_result_t LCD_SetContrast(uint8_t u8Contrast)
264  {
265     en_result_t enRet = Error;
266     M0P_LCD->CR0_f.CONTRAST = u8Contrast;
267     enRet = Ok;
268     return enRet;
269  }
270  /**
271  ******************************************************************************
272  ** \brief  LCD 闪屏计数器设置
273  **
274  ** \param [in] u8BlinkCnt计数器
275  **
276  ** \retval enRet 成功或失败
277  **
278  ******************************************************************************/
LCD_SetBlinkCnt(uint8_t u8BlinkCnt)279  en_result_t LCD_SetBlinkCnt(uint8_t u8BlinkCnt)
280  {
281     en_result_t enRet = Error;
282     M0P_LCD->CR1_f.BLINKCNT = u8BlinkCnt;
283     enRet = Ok;
284     return enRet;
285  }
286   /**
287  ******************************************************************************
288  ** \brief  LCD 中断标记清除
289  **
290  ** \param [in] 无
291  **
292  ** \retval enRet 成功或失败
293  **
294  ******************************************************************************/
LCD_ClrIntState(void)295 en_result_t LCD_ClrIntState(void)
296 {
297 	en_result_t enRet = Error;
298 	M0P_LCD->INTCLR_f.INTF = 0;
299     enRet = Ok;
300     return enRet;
301 }
302   /**
303  ******************************************************************************
304  ** \brief  根据LCD显示模式获取端口配置
305  **
306  ** \param [in]enLcdRunMode：显示方式， stcSegCom获取端口参数
307  **
308  ** \retval enRet 成功或失败
309  **
310  ******************************************************************************/
LCD_GetSegCom(stc_lcd_segcompara_t * pstcSegComPara,stc_lcd_segcom_t * pstcSegCom)311  en_result_t LCD_GetSegCom(stc_lcd_segcompara_t *pstcSegComPara,stc_lcd_segcom_t *pstcSegCom)
312 {
313     en_result_t enRet = Error;
314     if(pstcSegComPara->u8MaxSeg>40)
315     {
316         return ErrorInvalidParameter;
317     }
318     switch(pstcSegComPara->enBiasSrc)//seg32_35
319     {
320         case LcdInRes_High:
321         case LcdInRes_Low:
322         case LcdInRes_Mid:
323             pstcSegCom->bMux = 1;
324             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom = 0xff;
325             break;
326         case LcdExtCap:
327         case LcdExtRes:
328             //VLCD模拟端口配置
329             if(pstcSegComPara->u8MaxSeg>36)
330             {
331                 return ErrorInvalidParameter;
332             }
333             pstcSegCom->bMux = 0;
334             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom = 0x0f;//seg32_35置0
335             break;
336         default:
337           return ErrorInvalidParameter;
338     }
339     switch(pstcSegComPara->enDuty)//COM0_7
340     {
341         case LcdStatic:
342             pstcSegCom->u8Com0_3 = 0xfe;
343             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
344             break;
345         case LcdDuty2:
346             pstcSegCom->u8Com0_3 = 0xfc;//COM口配置，默认按顺序进行配置com0/com1
347             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
348             break;
349         case LcdDuty3:
350             pstcSegCom->u8Com0_3 = 0xf8;//只取低4bit
351             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
352             break;
353         case LcdDuty4:
354             pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
355             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xff;
356             break;
357         case LcdDuty6:
358             if(pstcSegComPara->u8MaxSeg>38)
359             {
360                 return ErrorInvalidParameter;
361             }
362             pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
363             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xfc;
364             break;
365         case LcdDuty8:
366             if(pstcSegComPara->u8MaxSeg>36)
367             {
368                 return ErrorInvalidParameter;
369             }
370             pstcSegCom->u8Com0_3 = 0xf0;//只取低4bit
371             pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom &= 0xf0;
372             break;
373         default:
374         return ErrorInvalidParameter;
375     }
376     return enRet;
377 }
378  /**
379  ******************************************************************************
380  ** \brief  LCD COMSEG端口配置
381  **
382  ** \param [in] pstcSegCom端口配置结构体
383  **
384  ** \retval enRet 成功或失败
385  **
386  ******************************************************************************/
LCD_SetSegCom(stc_lcd_segcom_t * pstcSegCom)387  en_result_t LCD_SetSegCom(stc_lcd_segcom_t *pstcSegCom)
388  {
389     en_result_t enRet = Error;
390     M0P_LCD->POEN0 = pstcSegCom->u32Seg0_31;
391     M0P_LCD->POEN1 = (uint32_t)(pstcSegCom->Seg32_39VLcdCom7_4_t.SegVLcdCom);
392 	M0P_LCD->POEN1_f.MUX = pstcSegCom->bMux;
393     M0P_LCD->POEN1_f.C0 = pstcSegCom->u8Com0_3&0x01;
394     M0P_LCD->POEN1_f.C1 = pstcSegCom->u8Com0_3&0x02;
395     M0P_LCD->POEN1_f.C2 = pstcSegCom->u8Com0_3&0x04;
396     M0P_LCD->POEN1_f.C3 = pstcSegCom->u8Com0_3&0x08;
397     enRet = Ok;
398     return enRet;
399  }
400   /**
401  ******************************************************************************
402  ** \brief  液晶全显
403  **
404  ** \param [in] 无
405  **
406  ** \retval enRet 成功或失败
407  **
408  ******************************************************************************/
LCD_FullDisp(void)409   en_result_t LCD_FullDisp(void)
410   {
411     en_result_t enRet=Error;
412     uint8_t i;
413 	uint32_t volatile *p = NULL;
414 	p = &M0P_LCD->RAM0;
415     for(i=0;i<8;i++)
416     {
417         *p = 0xffffffffu;
418         p++;
419     }
420     for(i=0;i<8;i++)
421     {
422         *p = 0xffu;
423         p++;
424     }
425     enRet = Ok;
426     return enRet;
427   }
428     /**
429  ******************************************************************************
430  ** \brief  液晶全清
431  **
432  ** \param [in] 无
433  **
434  ** \retval enRet 成功或失败
435  **
436  ******************************************************************************/
LCD_ClearDisp(void)437  en_result_t LCD_ClearDisp(void)
438 {
439     en_result_t enRet=Error;
440     uint8_t i;
441     uint32_t volatile *p = NULL;
442     p = &M0P_LCD->RAM0;
443     for(i=0;i<16;i++)
444     {
445         *p = 0x00;
446         p++;
447     }
448     enRet = Ok;
449     return enRet;
450 }
451   /**
452  ******************************************************************************
453  ** \brief  LCD RAM bit设置函数
454  **
455  ** \param [in] u16Row RAM地址索引，u32List bit位索引，bData写入0或1
456  **
457  ** \retval enRet 成功或失败
458  **
459  ******************************************************************************/
LCD_WriteRam(uint16_t u16Row,uint32_t u32List,boolean_t bData)460   en_result_t LCD_WriteRam(uint16_t u16Row, uint32_t u32List, boolean_t bData)
461   {
462     en_result_t  enRet = Error;
463     uint8_t RamListSize = 0;
464     volatile uint32_t *ptemp = NULL;
465     ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;
466     if(u16Row>=8)
467     {
468         RamListSize = LCDRAM8_FSIZE;
469     }
470     else
471     {
472         RamListSize = LCDRAM0_7SIZE;
473     }
474     if ((u16Row > LCDRAMSIZE) || (u32List > RamListSize))
475     {
476         enRet = ErrorInvalidParameter;
477         return enRet;
478     }
479 
480     ptemp += u16Row;
481 
482     if (bData == TRUE)
483     {
484         *ptemp |= (uint32_t)(1 << u32List);
485     }
486     else
487     {
488         *ptemp &= (uint32_t)(0 << u32List);
489     }
490     enRet = Ok;
491     return  enRet;
492   }
493 /**
494  ******************************************************************************
495  ** \brief  LCD RAM 0-7寄存器设置函数
496  **
497  ** \param [in] u8Row RAM地址索引，u32Data写入寄存器数值
498  **
499  ** \retval enRet 成功或失败
500  **
501  ******************************************************************************/
LCD_WriteRam0_7Int32(uint8_t u8Row,uint32_t u32Data)502 en_result_t LCD_WriteRam0_7Int32(uint8_t u8Row,uint32_t u32Data)
503 {
504     en_result_t  enRet = Error;
505     volatile uint32_t *ptemp = NULL;
506     ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;
507 
508     if (u8Row > LCDRAMSIZE)
509     {
510         enRet = ErrorInvalidParameter;
511         return enRet;
512     }
513 
514     ptemp += u8Row;
515     *ptemp = u32Data;
516     enRet = Ok;
517     return  enRet;
518 }
519 /**
520  ******************************************************************************
521  ** \brief  LCD RAM 8-f寄存器设置函数
522  **
523  ** \param [in] u8Row RAM地址索引，u8Data写入寄存器数值
524  **
525  ** \retval enRet 成功或失败
526  **
527  ******************************************************************************/
LCD_WriteRam8_FInt8(uint8_t u8Row,uint8_t u8Data)528 en_result_t LCD_WriteRam8_FInt8(uint8_t u8Row,uint8_t u8Data)
529 {
530     en_result_t  enRet = Error;
531     volatile uint32_t *ptemp = NULL;
532     ptemp = (volatile uint32_t*)&M0P_LCD->RAM0;
533 
534     if (u8Row > LCDRAMSIZE)
535     {
536         enRet = ErrorInvalidParameter;
537         return enRet;
538     }
539 
540     ptemp += u8Row;
541     *ptemp = u8Data;
542     enRet = Ok;
543     return  enRet;
544 }
545 /**
546  ******************************************************************************
547  ** \brief  LCD模块初始化函数
548  **
549  ** \param [in] stcLcdCfg配置结构体
550  **
551  ** \retval enRet 成功或失败
552  **
553  ******************************************************************************/
LCD_Init(stc_lcd_config_t * pstcLcdCfg)554  en_result_t LCD_Init(stc_lcd_config_t *pstcLcdCfg)
555  {
556      en_result_t enRet = Error;
557      enRet = LCD_SelBiasSrc(pstcLcdCfg->enBiasSrc);
558      enRet = LCD_SetDuty(pstcLcdCfg->enDuty);
559      enRet = LCD_SetBias(pstcLcdCfg->enBias);
560      enRet = LCD_SelCpClk(pstcLcdCfg->enCpClk);
561      enRet = LCD_SelScanClk(pstcLcdCfg->enScanClk);
562      enRet = LCD_SetDispMode(pstcLcdCfg->enDispMode);
563      enRet = LCD_SetClkSrc(pstcLcdCfg->enClk);
564      if(Ok!=enRet)
565      {
566         return ErrorInvalidParameter;
567      }
568      if(pstcLcdCfg->bTouchNvic)
569      {
570          M0P_LCD->CR1_f.IE = 1;
571          EnableNvic(LCD_IRQn,IrqLevel3,TRUE);
572      }
573      else
574      {
575          EnableNvic(LCD_IRQn,IrqLevel3,FALSE);
576      }
577      return Ok;
578  }
579 //@} // LCDGroup
580