STM32基于9325TP液晶驱动器的驱动程序

1、9325tp驱动器tft驱动程序7#ifndef _9325tp_h#define _9325tp_h#include kstm32f10xib.h”/* lcd color */#define whiteoxffff#define black0x0000#define blue0x001f#define blue20x051f#define red0xf800#define magenta0xf81#define green0x07e0#define cyan0x7fff#define yellowoxffeor lcd command */#define window_xaddr_star

2、t 0x50 / horizontal start address set #define window_xaddr_end 0x51 / horizontal end address set #define window_yaddr_start 0x52 / vertical start address set #define window_yaddr_end 0x53 / vertical end address set #define gram_xaddr 0x20 / gram horizontal address set#define gram yaddr 0x21 / gram v

3、ertical address set#define gramwr 0x22 / memory write /* lcd control port */#define lcd_control_port gpiodgpio_pin_10gpio_pin_11gpio_pin_12gpio_pin_13gpio_pin_14#define cs_lcd #define rs_lcd#define rw_lcd#define rd lcd#define rst_lcd#define lcd_control_pin cs_lcd | rs_lcd | rw_lcd | rd_lcd | rst_lcd

4、 r lcd data port 7#define lcd_data_port gpioe#define rst_lcd_set#define rst_lcd_clrgpio_setbits(lcd_control_port ,rst_lcd)gpio_resetbits(lcd_control_port,rst_lcd)#define cs_lcd_set#define cs_lcd_clrgpio_setbits(lcd_control_port ,cs_lcd)gpio_resetbits(lcd_control_port ,cs_lcd)#define rs_lcd_set#defin

5、e rs_lcd_clrgpio_setbits(lcd_control_port,rs_lcd)gpio_resetbits(lcd_control_port ,rs_lcd)#define rw_lcd_set #define rw_lcd_clrgpio_setbits(lcd_control_port ,rw_lcd)gpio_resetbits(lcd_control_port,rw_lcd)#define rd_lcd_set #define rd_lcd_clrgpio_setbits(lcd_control_port ,rd_lcd)gpio_resetbits(lcd_con

6、trol_port,rd_lcd)/* line direction */#define vertical 0x00#define horizontal 0x01 extern void lnit_lcd_9325tp(void);extern void write_lcd_cmd(unsigned int data_h ,unsigned int data_l);extern void write_lcd_data(unsigned int data_h ,unsigned int data_l);extern void write_lcd_data_u16(unsigned int dat

7、);extern void init_lcd_data(unsigned int x，unsigned int y);extern void clear_screen(unsigned int back_color); 用指定的颜色刷屏extern void lcd_setpos(unsigned int xo,unsigned int x1,unsigned int yo,unsigned int yl); 设定起始坐标extern void lcd_putchar8x16(unsigned int x, unsigned int y, unsigned char c, unsigned i

8、nt for_color, unsigned int back_color); 显示一个 8x16 的 字符extern void lcd_putgb1616(unsigned int x, unsigned int y, unsigned char c2, unsigned int for_color,unsigned int back_color); 显示一个 16x16 的 汉字extern void lcd_putgb3232(unsigned int x, unsigned int y, unsigned char c2, unsigned int for_color,unsigne

9、d int back_color); 显示一个 32x32 的 汉字extern void lcd_putstring(unsigned int x, unsigned int y, unsigned char *s,unsigned int for_color, unsigned int back_color); 显示一串 16x16 的 字符串extern void lcd_putgb1616_string(unsigned int x 山nsigned int y ,unsigned char *s , unsigned int for_color unsigned int back_c

10、olor); 显示一串16x16的汉字extern void lcd_drawline(unsigned short x unsigned short y ,unsigned short length , unsigned char direction unsigned int color); 画一条直线extern void lcd_drawrect(unsigned short x ,unsigned short y ,unsigned short width 、 unsigned short height,unsigned int color); 画一个矩形void lcd_drawci

11、rcle(unsigned short xpos ,unsigned short ypos unsigned short radius , unsigned int color); 画一个圆extern void show_photo(unsigned int xo unsigned int yo ,unsigned int x unsigned int y ,const unsigned char *p); 显示一张图片extern void u32tostr(unsigned long dat,unsigned char *str); 将整型转换为字符串#endif /* 9325tp_h

12、 7/=/ /=9325tp.c=/#include "stm32f10x_lib.hminclude ”systick_delay.h”include n9325tp.hhinclude "gb1616.h”include hgb3232.hm#include ”8x16.h”i* *农*农* 函数名称:write_lcd_cmd功能：向lcd写入命令参数：data_h16位数据的高八位data_l16位数据的低八位返回值：无 * / void write_lcd_cmd(unsigned int data_h unsigned int data_l) cs_lcd_cl

13、r ;/使能片选信号rs_lcd_clr ;命令模式gpio_write(lcd_data_port ,data_h); 高八位 rw_lcd_clr ;/写使能rw_lcd_set ;关闭写使能gpio_write(lcd_data_port,data_l);rw_lcd_clr ;写使能rw_lcd_set ;关闭写使能cs_lcd_set ;结束片选信号/* 函数名称：write_lcd_data功能：向lcd写入数据参数：data_h16位数据的高八位data_l -16位数据的低八位返回值：无void write_lcd_data(unsigned int data_h unsign

14、ed int data_l) cs_lcd_clr ;/使能片选信号rs_lcd_set ;数据模式gpio_write(lcd_data_port ,data_h); 高八位rw_lcd_clr ;/写使能rw_lcd_set ;关闭写使能gpio_write(lcd_data_port,data_l); 低八位rw_lcd_clr ;/写使能rw_lcd_set ; 关闭写使能cs_lcd_set ; 结束片选信号/*函数名称:write_lcd_data_u16功能：向lcd写入16位的数据参数：dat要写入的数据返回值：无*/void write_lcd_data_u16(unsign

15、ed int dat)cs_lcd_clr ;/使能片选信号rs_lcd_set ;数据模式gpio_write(lcd_data_port ,dat»8); 高八位 /gpioe->odr = dat»8 ;rw_lcd_clr ;写使能rw_lcd_set ;关闭写使能gpio_write(lcd_data_port ,dat) ; /低八位 /gpioe->odr = dat;rw_lcd_clr ; 写使能rw_lcd_set ; 关闭写使能cs_lcd_set ; 结束片选信号函数名称：lnit_lcd_data功 能：初始化lcd写入方法参 数：x要

16、使用的命令代码y 要使用的数据代码返回值：无void init_lcd_data(unsigned int x ,unsigned int y)write_lcd_cmd(0x0000,x);write_lcd_data_u16(y);函数名称：lcd_setpos功能：定义显示窗体参数：xo窗体中x坐标中较小者x1窗体中x坐标中较大者yo-窗体中丫坐标中较小者y1 -窗体中y坐标中较大者 返回值：无*/void lcd_setpos(unsigned int xo,unsigned int x1 ,unsigned int yo,unsigned int y1) lnit_lcd_data(

17、window_xaddr_start,xo); lnit_lcd_data(window_xaddr_end,x1); lnit_lcd_data(window_yaddr_start,yo);lnit_lcd_data(window_yaddr_end,y1); lnit_lcd_data(gram_xaddr,xo); lnit_lcd_data(gram_yaddr,yo);write_lcd_cmd(0x0000,0x0022);/lcd_writecmd(gramwr);/it*函数名称：clear_screen功能：清屏参数：back_color -清屏后的背景颜色 返回值：无*

18、ivoid clear_screen(unsigned int back_color)unsigned int i ,j ;lcd_setpos(0,240,0,320);for(i = 0 ;i < 325 ;i+)for(j = 0 ;j < 240 ;j+)write_lcd_data_u16(back_color);函数名称：lcd_putchar8x16功能：显示8x16的字符参数：x起始x坐标y-起始y坐标 c要显示的字符for_color前景颜色back_color背景颜色返回值：无a-* ivoid lcd_putchar8x16(unsigned int x, u

19、nsigned int y, unsigned char c, unsigned int for_color, unsigned int back_color)unsigned char ij;unsigned char m ;c-= 32;lcd_setpos(x,x+8-1 ,y,y+16-1);for(i = 0 ;i < 16 ;i+)m = font8x16ci;for(j = 0 ;j < 8 ；j+) if(m&0x80)=0x80) write_lcd_data_u16(for_color);elsewrite_lcd_data_u16 (back_colo

20、r);m«=1;函数名称：lcd_putgb1616功 能：显示16x16的汉字参数：x起始x坐标y-起始y坐标c要显示的汉字for_color -前景颜色back_color背景颜色返回值：无*ivoid lcd_putgb1616(unsigned int x5 unsigned int y, unsigned char c2, unsigned int for_color,unsigned int back_color)unsigned int i, j5 k ;unsigned int m ;lcd_setpos(x ,x+16-1 ,y ,y+16-1);for (k =

21、0;k < 25;k+)25表示自建汉字库屮的汉字个数，采用循环查询if( (gb_16k.lndex0=c0) && (gb_16k.lndex1=c1)for(i = 0;i < 32;i+)m = gb_16k.mski;for(j = 0;j v 8;j+)if(m&0x80)=0x80)write_lcd_data_u16(for_color);elsewrite_lcd_data_u16(back_color);m«=1;/*函数名称：lcd_putgb3232功 能：显示32x32的汉字参数：x起始x坐标y起始y坐标c要显不的汉字fo

22、r_color前景颜色back_color背景颜色返回值：无*jvoid lcd_putgb3232(unsigned int x, unsigned int y, unsigned char c2, unsigned intfor_color,unsigned int back_color)unsigned int i, j, k ;unsigned int m ;lcd_setpos(x ,x+32-1 ,y ,y+32-1);for (k = 0;k < 2;k+)25表示自建汉字库中的汉字个数，釆用循环查询if( (gb_32kndex0=c0) && (gb_3

23、2k.lndex1=c1) for(i = 0;i < 128;i+)m = gb_32k.mski;for(j = 0;j < 8;j+)if(m&0x80)=0x80)write_lcd_data_u16(for_color);elsewrite_lcd_data_u16(back_color);m«=1;函数名称：lcd_putstring功能：显示32x32的字符串参数：x起始x坐标y起始y坐标s要显示的字符串for_color -前景颜色back_color -背景颜色返回值：无*ivoid lcd_putstring(unsigned int x, u

24、nsigned int y, unsigned char *s, unsigned intfor_color, unsigned int back_color)unsigned char i = 0 ;while(*s)lcd_putchar8x16(x+i*8,y,*s,for_color,back_color);s+ ;i+ ；函数名称：lcd_putgb1616_string功能：显示16x16的汉字串参数：x起始x坐标y-起始y坐标s要显示的汉字符串for_color前景颜色back_color背景颜色返回值：无*/void lcd_putgb1616_string(unsigned

25、int x unsigned int y ,unsigned char *s ,unsigned int for_color,unsigned int back_color)unsigned char i = 0 ;while(*s)lcd_putgb1616(x+i*8 ,y ,(unsigned char *)s ,for_color ,back_color);s += 2 ;i+=2;函数名称：show_photo功能：显不图片参数:xo起始x坐标yo起始y坐标x图片宽y图片长pic要显示的图片数组返回值：无* /void show_photo(unsigned int xo ,unsi

26、gned int yo unsigned int x unsigned int y ,const unsigned char pic)unsigned int j;unsigned int i;unsigned long s=0;lcd_setpos(xo,xo+x-1 ,yo,yo+y-1);for (i=0;i<y-1 ;i+)for (j=o;j<x-1;j+)write_lcd_data(pic2*s,pic2*s+1);s+ ;函数名称：lcd_drawline功能：画直线参数：x起始x坐标y起始y坐标length直线长度(长度超过边框将被截掉)direction 直线方

27、向(horizontal or verticalcolor -直线颜色返回值：无*/void lcd_drawline(unsigned short x ,unsigned short y ,unsigned short length , unsigned char direction ,unsigned int color)unsigned char i;if(direction = horizontal)if( (x+length) < 240) 检查是否超出边框lcd_setpos(x ,x+length ,y ,y);for(i = 0 ;i < length ;i+)wr

28、ite_lcd_data_u16(color);elselcd_setpos(x ,240 ,y ,y);for(i = 0 ;i < (240-x) ;i+)write_lcd_data_u16(color);else if(direction = vertical)if(y+length < 320) 检查是否超出边框lcd_setpos(x ,x ,y ,y+length);for(i = 0 ;i < length ;i+)write_lcd_data_u16(color);elselcd_setpos(x ,x ,y ,320); for(i = 0 ;i <

29、 (320-y) ;i+)write_lcd_data_u16(color); /*函数名称：lcd_drawrect功能：i田i矩形参数：x起始x坐标y起始y坐标width矩形宽height -矩形高color -直线颜色返回值：无*jvoid lcd_drawrect(unsigned short x ,unsigned short y ,unsigned short width ,unsigned short height,unsigned int color)lcd_drawline(x ,y ,width .horizontal,color) ; /±'-'

30、lcd_drawline(x ,y+height .width horizontal,color); 下lcd_drawline(x ,y .height,vertical .color); 左tlcd_drawline(x+width ,y .height .vertical,color);右t函数名称:lcd_drawcircle功能：在指定圆心处以指定半径画圆参数：x圆心x坐标y-圆心y坐标radius半径长度color直线颜色返回值：无*ivoid lcd_drawcircle(unsigned short xpos ,unsigned short ypos ,unsigned sho

31、rt radius , unsigned int color)signed long d ; 变暈unsigned long curx ; 当前 x 坐标 unsigned long cury ; 当前 y 坐标d = 3 (radius « 1);curx = 0;cury = radius;while (curx <= cury)lcd_setpos(xpos + curx, xpos + curx ,ypos + cury ,ypos + cury); write_lcd_data_u 16(color);lcd_setpos(xpos + curx, xpos + cu

32、rx ,ypos cury ,ypos - cury); write_lcd_data_u16(color);lcd_setpos(xpos curx, xpos curx ,ypos + cury ,ypos + cury); write_lcd_data_u16(color);lcd_setpos(xpos - curx, xpos - curx ,ypos cury ,ypos cury);wr ite_lc d_data_u 16(color);lcd_setpos(xpos + cury, xpos + cury ,ypos + curx ,ypos + curx); write_l

33、cd_data_u16(color);lcd_setpos(xpos + cury, xpos + cury ,ypos curx ,ypos - curx);wr ite_lc d_data_u 16(color);lcd_setpos(xpos cury, xpos cury ,ypos + curx ,ypos + curx); write_lcd_data_u16(color);lcd_setpos(xpos cury, xpos - cury ,ypos curx ,ypos curx); write_lcd_data_u 16(color);if (d < 0)d += (c

34、urx « 2) + 6;elsed += (curx - cury) « 2) + 10;cury-;curx+;函数名称：u32tostr功能：将整型数据转换为字符串以送给液品显示参 数：dat要转换的整型数据str -保存转换后字符串的地址指针返回值：无void u32tostr(unsigned long dat,unsigned char *str)char te mp20;unsigned char i=0,j=0;while(dat)tempi=dat%10+0x30;i+；dat/=10;j=>； for(i=0;i<j;i+)stri=temp

35、j-i-1;if(!i) stri+=,o,; stri=o;/* 函数名称：lnit_lcd功能：初始化lcd参数：无 返回值：无 */ void lnit_lcd_9325tp(void)gpiojnittypedef gpio_lnitstructure ;数据端口设为输出gpio initstructure.gpio pin = gpio pin all ;gpio_lnitstructure.gpio_speed = gpio_speed_50mhz ; gpio_lnitstructure.gpio_mode = gpio_mode_out_pp ; gpio_lnit(gpioe

36、，&gpiojnitstructure);控制端口设为输出gpio_lnitstructure.gpio_pin = lcd_control_pin;gpiojnitstructure.gpio_speed = gpio_speed_50mhz ; gpio initstructure.gpio mode = gpio mode out pp ; gpio_lnit(gpiod，&gpio_lnitstructure);rd_lcd_set;cs_lcd_set;delay_nms(5);rst_lcd_clr ;delay_nms(5);rst lcd set ;delay_

37、nms(5);delay_nms(50);根据不同晶振速度可以调整延时，保障稳定显示lnit_lcd_data(oxooo1,0x0100);lnit_lcd_data(0x0002,0x0700);lnit_lcd_data(0x0003,0x1030);lnit_lcd_data(0x0004,0x0000);lnit_lcd_data(0x0008,0x0207);lnit_lcd_data(0x0009,0x0000);lnit_lcd_data(0x000a,0x0000);lnit_lcd_data(0x000c,0x0000);lnit_lcd_data(0x000d,0x000

38、0);lnit_lcd_data(0x000f,0x0000);/power on sequenee vghvgllnit_lcd_data(0x0010,0x0000);lnit_lcd_data(0x0011,0x0007);lnit_lcd_data(0x0012,0x0000);lnit_lcd_data(0x0013,0x0000);/vghlnit_lcd_data(0x0010,0x1290);lnit_lcd_data(0x0011,0x0227);delay_nms(100);/vregioutlnit_lcd_data(0x0012,0x001 d); /0x001bdel

39、ay_nms(100);/vom amplitudelnit_lcd_data(0x0013,0x1500);delay_nms(100);/vom hlnit_lcd_data(0x0029,0x0018);lnit_lcd_data(0x002b,0x000d);/gammalnit_lcd_data(0x0030,0x0004);lnit_lcd_data(0x0031,0x0307);lnit_lcd_data(0x0032,0x0002);/0006lnit_lcd_data(0x0035,0x0206);lnit_lcd_data(0x0036,0x0408);lnit_lcd_data(0x0037,0x0507);lnit_lcd_data(0x0038,0x0204);/0200lnit_lcd_data(0x0039,0x0707);lnit_lcd_data(0x003c,0x0405);/0504 lnit_lcd_data(0x003d,0x0f02);/ramlnit_lcd_data(0x0050,0x0000);