rt-thread/bsp/stm32_radio/lcd.c

167 lines
3.4 KiB
C

#include "stm32f10x.h"
#include "rtthread.h"
#include "fmt0371/FMT0371.h"
#include <rtgui/rtgui.h>
#include <rtgui/driver.h>
void rt_hw_lcd_update(rtgui_rect_t *rect);
rt_uint8_t * rt_hw_lcd_get_framebuffer(void);
void rt_hw_lcd_set_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y);
void rt_hw_lcd_get_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y);
void rt_hw_lcd_draw_hline(rtgui_color_t *c, rt_base_t x1, rt_base_t x2, rt_base_t y);
void rt_hw_lcd_draw_vline(rtgui_color_t *c, rt_base_t x, rt_base_t y1, rt_base_t y2);
struct rtgui_graphic_driver _rtgui_lcd_driver =
{
"lcd",
2,
240,
320,
rt_hw_lcd_update,
rt_hw_lcd_get_framebuffer,
rt_hw_lcd_set_pixel,
rt_hw_lcd_get_pixel,
rt_hw_lcd_draw_hline,
rt_hw_lcd_draw_vline
};
void rt_hw_lcd_update(rtgui_rect_t *rect)
{
/* nothing for none-DMA mode driver */
}
rt_uint8_t * rt_hw_lcd_get_framebuffer(void)
{
return RT_NULL; /* no framebuffer driver */
}
void rt_hw_lcd_set_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
{
unsigned short p;
/* get color pixel */
p = rtgui_color_to_565(*c);
/* set X point */
LCD_ADDR = 0x02;
LCD_DATA = x;
/* set Y point */
LCD_ADDR = 0x03;
LCD_DATA16(y);
/* write pixel */
LCD_ADDR = 0x0E;
LCD_DATA16(p);
}
void rt_hw_lcd_get_pixel(rtgui_color_t *c, rt_base_t x, rt_base_t y)
{
/* set X point */
LCD_ADDR = 0x02;
LCD_DATA = x;
/* set Y point */
LCD_ADDR = 0x03;
LCD_DATA16( y );
/* read pixel */
LCD_ADDR = 0x0F;
LCD_DATA16_READ(*c);
}
void rt_hw_lcd_draw_hline(rtgui_color_t *c, rt_base_t x1, rt_base_t x2, rt_base_t y)
{
unsigned short p;
/* get color pixel */
p = rtgui_color_to_565p(*c);
/* set X point */
LCD_ADDR = 0x02;
LCD_DATA = x1;
/* set Y point */
LCD_ADDR = 0x03;
LCD_DATA16( y );
/* write pixel */
LCD_ADDR = 0x0E;
while (x1 < x2)
{
LCD_DATA16(p);
x1 ++;
}
}
void rt_hw_lcd_draw_vline(rtgui_color_t *c, rt_base_t x, rt_base_t y1, rt_base_t y2)
{
unsigned short p;
/* get color pixel */
p = rtgui_color_to_565p(*c);
/* set X point */
LCD_ADDR = 0x02;
LCD_DATA = x;
while(y1 < y2)
{
/* set Y point */
LCD_ADDR = 0x03;
LCD_DATA16( y1 );
/* write pixel */
LCD_ADDR = 0x0E;
LCD_DATA16(p);
y1 ++;
}
}
rt_err_t rt_hw_lcd_init(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOF,ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOF,&GPIO_InitStructure);
GPIO_SetBits(GPIOF,GPIO_Pin_9);
ftm0371_port_init();
ftm0371_init();
#ifndef DRIVER_TEST
/* add lcd driver into graphic driver */
rtgui_graphic_driver_add(&_rtgui_lcd_driver);
#endif
return RT_EOK;
}
#include <finsh.h>
void hline(rt_base_t x1, rt_base_t x2, rt_base_t y, rt_uint32_t pixel)
{
rt_hw_lcd_draw_hline(&pixel, x1, x2, y);
}
FINSH_FUNCTION_EXPORT(hline, draw a hline);
void vline(int x, int y1, int y2, rt_uint32_t pixel)
{
rt_hw_lcd_draw_vline(&pixel, x, y1, y2);
}
FINSH_FUNCTION_EXPORT(vline, draw a vline);
void cls()
{
rt_size_t index;
rtgui_color_t white = RTGUI_RGB(0xff, 0xff, 0xff);
for(index = 0; index < 320; index ++)
rt_hw_lcd_draw_hline(&white, 0, 240, index);
}
FINSH_FUNCTION_EXPORT(cls, clear screen);