STM32F4LCD12864串行并行驱动程序合集.docx

1、STM32F4LCD12864串行并行驱动程序合集LCD12864.c文件:/* File name - lcd12864.c* Version - V1.1* Date - 07-15-2017* Brief - LCD12864驱动函数* 适用于ST7920驱动芯片 V1.0* Revise - A、修正操作命令宏定义。* - B、显示字符串函数增加显示长度选择，即显示多少个ASCII可显示字符，汉字x2即可* - C、去掉显示数组函数，合并在字符串显示里 V1.1* Revise - A、增加STM32硬件SPI控制接口* - B、修正STM32并口控制LCD12864接口(但未测试)*

2、/#include lcd12864.h/* 自定义显示字符 */#define CGRAM_Value 64 /写入CGRAM数量 u8 CGROM_Code = /电量100Percent(add_h=0,add_l=0) 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0xB6,0xDA,0xB6,0xDB,0xB6,0xDB,0xB6,0xDB, 0xB6,0xDB,0xB6,0xDB,0xB6,0xDB,0xB6,0xDA,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00, /月亮图形(add_h=0,add_l=2) 0

3、x01,0x80,0x07,0x00,0x0E,0x00,0x1C,0x00,0x3C,0x00,0x78,0x00,0x78,0x00,0x78,0x00, 0x78,0x00,0x7C,0x00,0x7C,0x00,0x3E,0x00,0x1F,0x00,0x0F,0x80,0x03,0xF0,0x00,0x30, /存储设备(add_h=0,add_l=4) 0x00,0x00,0x0F,0xF8,0x08,0x08,0x0B,0x68,0x08,0x08,0x3F,0xFE,0x3F,0xFE,0x3F,0xFE, 0x3F,0xFE,0x3F,0xFE,0x3F,0xFE,0x3F,

4、0xFE,0x1F,0xFC,0x0F,0xF8,0x07,0xF0,0x03,0xE0, /天线图形(add_h=0,add_l=6) 0x10,0x10,0x20,0x08,0x40,0x04,0x84,0x42,0x88,0x22,0x90,0x12,0x93,0x92,0x93,0x92, 0x91,0x12,0x88,0x22,0x85,0x42,0x41,0x04,0x21,0x08,0x11,0x10,0x03,0x80,0x03,0x80 /CD图形 /0xff,0xff,0xff,0xff,0xff,0xff,0xe3,0x07,0xc9,0xb3,0x9d,0xb9,0x9

5、f,0xb9,0x9f,0xb9, /0x9f,0xb9,0x9f,0xb9,0x9d,0xb9,0xc9,0xb3,0xe3,0x07,0xff,0xff,0xff,0xff,0xff,0xff, /右指向手型 /0x00,0x00,0x1e,0x00,0x12,0x00,0x73,0xfc,0x52,0x02,0x52,0x1c,0x53,0xe0,0x52,0x10, /0x53,0xe0,0x52,0x10,0x53,0xe0,0x52,0x10,0x73,0xe0,0x12,0x00,0x1e,0x00,0x00,0x00 /摄氏图形 /0x00,0x00,0x00,0x00,0x0

6、0,0x00,0x1c,0x70,0x14,0xd8,0x1d,0x88,0x01,0x80,0x01,0x80, /0x01,0x80,0x01,0x80,0x01,0x88,0x00,0xc8,0x00,0x70,0x00,0x00,0x00,0x00,0x00,0x00, /天线图形1 /0xff,0xff,0x80,0x01,0xbf,0xfd,0xdf,0xfb,0xec,0x37,0xf6,0x6f,0xfb,0xdf,0xfd,0xbf, /0xfe,0x7f,0xfe,0x7f,0xfe,0x7f,0xfe,0x7f,0xfe,0x7f,0xfe,0x7f,0xfe,0x7f,

7、0xff,0xff, /蓝牙图形 /0x07,0xe0,0x0e,0x70,0x1e,0xb8,0x3e,0xdc,0x36,0xec,0x3a,0xdc,0x3c,0xbc,0x3e,0x7c, /0x3e,0x7c,0x3c,0xbc,0x3a,0xdc,0x36,0xec,0x3e,0xdc,0x1e,0xb8,0x0e,0x70,0x07,0xe0,;u8 const ClearCGRAM = 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, 0x00,0x00,0x00,0

8、x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00;u8 const SunIcon = 0x00,0x80,0x40,0x82,0x20,0x84,0x10,0x08,0x03,0xC0,0x07,0xE0,0x0F,0xF0,0xEF,0xF7, 0x0F,0xF0,0x0F,0xF0,0x07,0xE0,0x03,0xC0,0x10,0x08,0x20,0x84,0x40,0x82,0x00,0x80;u8 const MoonIcon = 0x01,0x80,0x07,0x00,0x0E,0x00,0x1C,0

9、x00,0x3C,0x00,0x78,0x00,0x78,0x00,0x78,0x00, 0x78,0x00,0x7C,0x00,0x7C,0x00,0x3E,0x00,0x1F,0x00,0x0F,0x80,0x03,0xF0,0x00,0x30,;u8 const AntennaIcon = 0x10,0x10,0x20,0x08,0x40,0x04,0x84,0x42,0x88,0x22,0x90,0x12,0x93,0x92,0x93,0x92, 0x91,0x12,0x88,0x22,0x85,0x42,0x41,0x04,0x21,0x08,0x11,0x10,0x03,0x80,

10、0x03,0x80;u8 const WIFIConnection = 0x00,0x00,0x00,0x00,0x0F,0xF0,0x3F,0xFC,0x70,0x0E,0xE0,0x07,0x07,0xE0,0x0F,0xF0, 0x1C,0x38,0x00,0x00,0x01,0x80,0x03,0xC0,0x03,0xC0,0x03,0xC0,0x00,0x00,0x00,0x00;u8 const Battery_100Percent = 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0xB6,0xDA,0xB6,0xDB,0xB6,0xDB,0xB

11、6,0xDB, 0xB6,0xDB,0xB6,0xDB,0xB6,0xDB,0xB6,0xDA,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00;u8 const Battery_80Percent = 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0xB6,0xC2,0xB6,0xC3,0xB6,0xC3,0xB6,0xC3, 0xB6,0xC3,0xB6,0xC3,0xB6,0xC3,0xB6,0xC2,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00;u8 const Battery_60Per

12、cent = 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0xB6,0x02,0xB6,0x03,0xB6,0x03,0xB6,0x03, 0xB6,0x03,0xB6,0x03,0xB6,0x03,0xB6,0x02,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00;u8 const Battery_40Percent = 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0xB0,0x02,0xB0,0x03,0xB0,0x03,0xB0,0x03, 0xB0,0x03,0xB0,0x03,0x

13、B0,0x03,0xB0,0x02,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00;u8 const Battery_20Percent = 0x00,0x00,0x00,0x00,0xFF,0xFE,0x80,0x02,0x80,0x02,0x80,0x03,0x80,0x03,0x80,0x03, 0x80,0x03,0x80,0x03,0x80,0x03,0x80,0x02,0x80,0x02,0xFF,0xFE,0x00,0x00,0x00,0x00;u8 const ASCII_Table = 0x00,0x00,0x00,0x18,0x24,0x42

14、,0x42,0x42,0x42,0x42,0x42,0x42,0x24,0x18,0x00,0x00,/*0,0*/ 0x00,0x00,0x00,0x10,0x70,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x7C,0x00,0x00,/*1,1*/ 0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x04,0x04,0x08,0x10,0x20,0x42,0x7E,0x00,0x00,/*2,2*/ 0x00,0x00,0x00,0x3C,0x42,0x42,0x04,0x18,0x04,0x02,0x02,0x42,0x44,

15、0x38,0x00,0x00,/*3,3*/ 0x00,0x00,0x00,0x04,0x0C,0x14,0x24,0x24,0x44,0x44,0x7E,0x04,0x04,0x1E,0x00,0x00,/*4,4*/ 0x00,0x00,0x00,0x7E,0x40,0x40,0x40,0x58,0x64,0x02,0x02,0x42,0x44,0x38,0x00,0x00,/*5,5*/ 0x00,0x00,0x00,0x1C,0x24,0x40,0x40,0x58,0x64,0x42,0x42,0x42,0x24,0x18,0x00,0x00,/*6,6*/ 0x00,0x00,0x0

16、0,0x7E,0x44,0x44,0x08,0x08,0x10,0x10,0x10,0x10,0x10,0x10,0x00,0x00,/*7,7*/ 0x00,0x00,0x00,0x3C,0x42,0x42,0x42,0x24,0x18,0x24,0x42,0x42,0x42,0x3C,0x00,0x00,/*8,8*/ 0x00,0x00,0x00,0x18,0x24,0x42,0x42,0x42,0x26,0x1A,0x02,0x02,0x24,0x38,0x00,0x00 /*9,9*/;u8 LCD12864_LockedFlag; /LCD12864 locked flag/=vo

17、id LCD_delay_1us() int i = 200; /最小90可以稳定工作 while (i-);void LCD_delay_nus(int nus) while (nus-)LCD_delay_1us();#ifdef LCD_Work_Mode_Parallel /如果定义了，则使用并口工作模式GPIO_InitTypeDef GPIOStru; /定义用于定义所以引脚为输出的变量/=/* 函数功能 - 把所有数据端口初始化为推挽输出模式的函数。* 入口参数 - none* 返回数值 - none* 功能说明 - none*/void LCDDataBus_OUT(void)

18、 RCC_APB2PeriphClockCmd(DataBusGPIOCLK,ENABLE); GPIOStru.GPIO_Pin = DataBusPins; /LCD数据端口对应的引脚 GPIOStru.GPIO_Mode = GPIO_Mode_OUT; /普通输出模式 GPIOStru.GPIO_OType = GPIO_OType_PP; /推挽输出 GPIOStru.GPIO_Speed = GPIO_Speed_100MHz;/100MHz GPIOStru.GPIO_PuPd = GPIO_PuPd_UP; /上拉 GPIO_Init(DataBusGPIO,&GPIOStru

19、); /* 函数功能 - 把数据引脚初始化为浮空输入的函数* 入口参数 - none* 返回数值 - none* 功能说明 - none*/void LCDDataBus_IN(void) RCC_APB2PeriphClockCmd(DataBusGPIOCLK,ENABLE); GPIOStru.GPIO_Pin = DataBusPins; /LCD数据端口对应的引脚 GPIOStru.GPIO_Mode = GPIO_Mode_IN; /普通输入模式 GPIOStru.GPIO_OType = GPIO_OType_OD; /开漏模式 GPIOStru.GPIO_Speed = GPI

20、O_Speed_100MHz;/100MHz GPIOStru.GPIO_PuPd = GPIO_PuPd_NOPULL; /无上下拉 GPIO_Init(DataBusGPIO,&GPIOStru); /* 函数功能 - LCD12864判断忙* 入口参数 - none* 返回数值 - none* 功能说明 - none*/void LCD_Check_Busy(void) static u16 busytimeout; /忙超时 /= LCDDataBus_IN(); /把数据引脚定义为浮空输入 do busytimeout+; if(busytimeout 300) break; LCD

21、_RS = 0; LCD_Delay(); LCD_RW = 1; LCD_Delay(); LCD_EN = 1; LCD_Delay(); while(GPIO_ReadInputData(DataBusGPIO) & DataBusPin7); /等待LCD忙完 LCD_EN = 0; LCDDataBus_OUT(); /把数据引脚定义为输出 /= if(busytimeout = 300) printf(LCD Busy TimeOut.rn); busytimeout = 0;/* 函数功能 - LCD写入一个字节命令或者数据，判断忙标志（8位数据一次发送完毕）* 入口参数 - d

22、at：要写入的字节* ord：判断dat是命令还是数据依据，“0”为命令，“1”为数据* 返回数值 - none* 功能说明 - none*/void LCD_Write_Byte(u8 dat,u8 ord) /= LCD_Check_Busy(); /判断是否在忙？ LCD_EN = 0; LCD_Delay(); LCD_RW = 0; LCD_Delay(); if(ord & 0x01) LCD_RS = 1; /放上数据或者命令判断位 else LCD_RS = 0; LCD_EN = 1; LCD_Delay(); LCDWriteData(dat); /放入数据 LCD_Del

23、ay(); LCD_EN = 0; /=/=#else /没定义则使用串口通讯模式 #ifdef LCD_Work_Mode_HardSPI /串行模式-采用硬件SPI /= /* * 函数功能 - 初始化硬件SPI1模块，配置为主机模式 * 入口参数 - none * 返回数值 - none * 功能说明 - none */ void SPI1_Init(void) GPIO_InitTypeDef GPIO_InitStructure; SPI_InitTypeDef SPI_InitStructure; RCC_AHB1PeriphClockCmd(RCC_AHB1Periph_GPIO

24、B, ENABLE); /使能GPIOB时钟 RCC_APB2PeriphClockCmd(RCC_APB2Periph_SPI1, ENABLE); /使能SPI1时钟 /GPIOB3,5初始化设置(仅使用SCK,MOSI引脚) GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3|GPIO_Pin_5; /PB35复用功能输出 GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF; /复用功能 GPIO_InitStructure.GPIO_OType = GPIO_OType_PP; /推挽输出 GPIO_InitStruct

25、ure.GPIO_Speed = GPIO_Speed_100MHz; /100MHz GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_UP; /上拉 GPIO_Init(GPIOB, &GPIO_InitStructure); /初始化 GPIO_PinAFConfig(GPIOB,GPIO_PinSource3,GPIO_AF_SPI1); /PB3复用为 SPI1(SCK) /GPIO_PinAFConfig(GPIOB,GPIO_PinSource4,GPIO_AF_SPI1); /PB4复用为 SPI1(MISO) GPIO_PinAFConfig(GPIOB,GPIO_PinSource5,GPIO_AF_SPI1); /PB5复用为 SPI1(MOSI) /这里只针对SPI口初始化 RCC_APB2PeriphResetCmd(RCC_APB2Periph_SPI1,ENABLE); /复位SPI1 RCC_APB2PeriphResetCmd(RCC_APB2Per