386 lines
12 KiB
C
386 lines
12 KiB
C
|
/**************************************************************************//**
|
||
|
|
*
|
||
|
|
* @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved.
|
||
|
|
*
|
||
|
|
* SPDX-License-Identifier: Apache-2.0
|
||
|
|
*
|
||
|
|
* Change Logs:
|
||
|
|
* Date Author Notes
|
||
|
|
* 2022-2-23 Wayne First version
|
||
|
|
*
|
||
|
|
******************************************************************************/
|
||
|
|
|
||
|
|
#include <rtconfig.h>
|
||
|
|
|
||
|
|
#if defined(NU_PKG_USING_SSD1963)
|
||
|
|
|
||
|
|
#include <rtdevice.h>
|
||
|
|
#include <lcd_ssd1963.h>
|
||
|
|
|
||
|
|
#if defined(NU_PKG_SSD1963_WITH_OFFSCREEN_FRAMEBUFFER)
|
||
|
|
#if !defined(NU_PKG_SSD1963_LINE_BUFFER_NUMBER)
|
||
|
|
#define NU_PKG_SSD1963_LINE_BUFFER_NUMBER YSIZE_PHYS
|
||
|
|
#endif
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define ssd1963_delay_ms(ms) rt_thread_mdelay(ms)
|
||
|
|
|
||
|
|
static struct rt_device_graphic_info g_SSD1963Info =
|
||
|
|
{
|
||
|
|
.bits_per_pixel = 16,
|
||
|
|
.pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565,
|
||
|
|
.framebuffer = RT_NULL,
|
||
|
|
.width = XSIZE_PHYS,
|
||
|
|
.pitch = XSIZE_PHYS * 2,
|
||
|
|
.height = YSIZE_PHYS
|
||
|
|
};
|
||
|
|
|
||
|
|
static rt_err_t ssd1963_pin_init(void)
|
||
|
|
{
|
||
|
|
rt_pin_mode(BOARD_USING_SSD1963_PIN_DC, PIN_MODE_OUTPUT);
|
||
|
|
rt_pin_mode(BOARD_USING_SSD1963_PIN_RESET, PIN_MODE_OUTPUT);
|
||
|
|
rt_pin_mode(BOARD_USING_SSD1963_PIN_BACKLIGHT, PIN_MODE_OUTPUT);
|
||
|
|
rt_pin_mode(BOARD_USING_SSD1963_PIN_DISPLAY, PIN_MODE_OUTPUT);
|
||
|
|
|
||
|
|
CLR_RS;
|
||
|
|
CLR_RST;
|
||
|
|
SET_BACKLIGHT_OFF;
|
||
|
|
SET_DISP_OFF;
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t ssd1963_lcd_init(rt_device_t dev)
|
||
|
|
{
|
||
|
|
/* Hardware reset */
|
||
|
|
SET_RST;
|
||
|
|
ssd1963_delay_ms(5); // Delay 5ms
|
||
|
|
|
||
|
|
CLR_RST;
|
||
|
|
ssd1963_delay_ms(20); // Delay 20ms
|
||
|
|
|
||
|
|
SET_RST;
|
||
|
|
ssd1963_delay_ms(40); // Delay 40ms
|
||
|
|
|
||
|
|
/* Initial control registers */
|
||
|
|
ssd1963_send_cmd(0x01); //Software reset
|
||
|
|
ssd1963_delay_ms(10);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xe0); //Start PLL. Before the start, the system was operated with the crystal oscillator or clock input.
|
||
|
|
ssd1963_send_cmd_parameter(0x01); //0: Disable PLL, 1:Enable PLL.
|
||
|
|
|
||
|
|
ssd1963_delay_ms(50);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xe0);
|
||
|
|
ssd1963_send_cmd_parameter(0x03); //0: Disable PLL, 1:Enable PLL. 3:Enable+LOCK PLL
|
||
|
|
ssd1963_delay_ms(5);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xb0); //SET LCD MODE SET TFT MODE
|
||
|
|
ssd1963_send_cmd_parameter(0x20); //SET 24Bit, Disable TFT FRC & dithering, DCLK in falling edge, LLINE Active low, LFRAME Active low
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET TFT mode
|
||
|
|
ssd1963_send_cmd_parameter(0x01); //SET horizontal size=480-1 HightByte
|
||
|
|
ssd1963_send_cmd_parameter(0xdf); //SET horizontal size=480-1 LowByte
|
||
|
|
ssd1963_send_cmd_parameter(0x01); //SET vertical size=272-1 HightByte
|
||
|
|
ssd1963_send_cmd_parameter(0x0f); //SET vertical size=272-1 LowByte
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET even/odd line RGB seq.=RGB
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xf0); //SET pixel data I/F format=16bit(565 format)
|
||
|
|
ssd1963_send_cmd_parameter(0x03);
|
||
|
|
|
||
|
|
//ssd1963_send_cmd(0xf0); //SET pixel data I/F format=8bit (666 format)
|
||
|
|
//ssd1963_send_cmd_parameter(0x00);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0x36); // SET read from frame buffer to the display is RGB
|
||
|
|
ssd1963_send_cmd_parameter(0x00);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xe2);
|
||
|
|
ssd1963_send_cmd_parameter(0x1d);
|
||
|
|
ssd1963_send_cmd_parameter(0x02);
|
||
|
|
ssd1963_send_cmd_parameter(0x54);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xe6); //SET pixel clock frequency
|
||
|
|
ssd1963_send_cmd_parameter(0x01);
|
||
|
|
ssd1963_send_cmd_parameter(0x99);
|
||
|
|
ssd1963_send_cmd_parameter(0x9a);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xb4); //SET HBP,
|
||
|
|
ssd1963_send_cmd_parameter(0x02); //SET HSYNC Tatol = 525
|
||
|
|
ssd1963_send_cmd_parameter(0x0d);
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET HBP = 20
|
||
|
|
ssd1963_send_cmd_parameter(0x14);
|
||
|
|
ssd1963_send_cmd_parameter(0x05); //SET VBP 5
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET Hsync pulse start position
|
||
|
|
ssd1963_send_cmd_parameter(0x00);
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET Hsync pulse subpixel start position
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0xb6); //SET VBP,
|
||
|
|
ssd1963_send_cmd_parameter(0x01); //SET Vsync total 292
|
||
|
|
ssd1963_send_cmd_parameter(0x24);
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET VBP = 10
|
||
|
|
ssd1963_send_cmd_parameter(0x0a);
|
||
|
|
ssd1963_send_cmd_parameter(0x05); //SET Vsync pulse 5
|
||
|
|
ssd1963_send_cmd_parameter(0x00); //SET Vsync pulse start position
|
||
|
|
ssd1963_send_cmd_parameter(0x00);
|
||
|
|
|
||
|
|
ssd1963_send_cmd(0x29); //SET display on
|
||
|
|
ssd1963_delay_ms(5);
|
||
|
|
|
||
|
|
SET_DISP_ON;
|
||
|
|
|
||
|
|
SET_BACKLIGHT_ON;
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
#if defined(NU_PKG_SSD1963_WITH_OFFSCREEN_FRAMEBUFFER)
|
||
|
|
static void ssd1963_fillrect(uint16_t *pixels, struct rt_device_rect_info *pRectInfo)
|
||
|
|
{
|
||
|
|
ssd1963_set_column(pRectInfo->x, pRectInfo->x + pRectInfo->width - 1);
|
||
|
|
ssd1963_set_page(pRectInfo->y, pRectInfo->y + pRectInfo->height - 1);
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
|
||
|
|
ssd1963_send_pixels(pixels, pRectInfo->height * pRectInfo->width * 2);
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
static void ssd1963_fillscreen(rt_uint16_t color)
|
||
|
|
{
|
||
|
|
#if defined(NU_PKG_SSD1963_WITH_OFFSCREEN_FRAMEBUFFER)
|
||
|
|
struct rt_device_rect_info rectinfo;
|
||
|
|
int filled_line_num = 0;
|
||
|
|
|
||
|
|
while (filled_line_num < YSIZE_PHYS)
|
||
|
|
{
|
||
|
|
int pixel_count;
|
||
|
|
rectinfo.x = 0;
|
||
|
|
rectinfo.y = filled_line_num;
|
||
|
|
rectinfo.width = XSIZE_PHYS;
|
||
|
|
rectinfo.height = (NU_PKG_SSD1963_LINE_BUFFER_NUMBER < YSIZE_PHYS) ? NU_PKG_SSD1963_LINE_BUFFER_NUMBER : YSIZE_PHYS;
|
||
|
|
|
||
|
|
pixel_count = XSIZE_PHYS * NU_PKG_SSD1963_LINE_BUFFER_NUMBER;
|
||
|
|
rt_uint16_t *pu16ShadowBuf = (rt_uint16_t *)g_SSD1963Info.framebuffer;
|
||
|
|
|
||
|
|
while (pixel_count > 0)
|
||
|
|
{
|
||
|
|
*pu16ShadowBuf++ = color;
|
||
|
|
pixel_count--;
|
||
|
|
}
|
||
|
|
ssd1963_fillrect((uint16_t *)g_SSD1963Info.framebuffer, &rectinfo);
|
||
|
|
filled_line_num += NU_PKG_SSD1963_LINE_BUFFER_NUMBER;
|
||
|
|
}
|
||
|
|
#else
|
||
|
|
ssd1963_set_column(0, (XSIZE_PHYS - 1));
|
||
|
|
ssd1963_set_page(0, (YSIZE_PHYS - 1));
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
|
||
|
|
for (int i = 0; i < (XSIZE_PHYS * YSIZE_PHYS); i++)
|
||
|
|
ssd1963_send_pixel_data(color);
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
static void ssd1963_lcd_set_pixel(const char *color, int x, int y)
|
||
|
|
{
|
||
|
|
ssd1963_set_column(x, x);
|
||
|
|
ssd1963_set_page(y, y);
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
ssd1963_send_pixel_data(*(uint16_t *)color);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void ssd1963_lcd_draw_hline(const char *pixel, int x1, int x2, int y)
|
||
|
|
{
|
||
|
|
ssd1963_set_column(x1, x2);
|
||
|
|
ssd1963_set_page(y, y);
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
|
||
|
|
for (; x1 < x2; x1++)
|
||
|
|
ssd1963_send_pixel_data(*(uint16_t *)pixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void ssd1963_lcd_draw_vline(const char *pixel, int x, int y1, int y2)
|
||
|
|
{
|
||
|
|
ssd1963_set_column(x, x);
|
||
|
|
ssd1963_set_page(y1, y2);
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
|
||
|
|
for (; y1 < y2; y1++)
|
||
|
|
ssd1963_send_pixel_data(*(uint16_t *)pixel);
|
||
|
|
}
|
||
|
|
|
||
|
|
static void ssd1963_lcd_blit_line(const char *pixels, int x, int y, rt_size_t size)
|
||
|
|
{
|
||
|
|
rt_uint16_t *ptr = (rt_uint16_t *)pixels;
|
||
|
|
|
||
|
|
ssd1963_set_column(x, x + size);
|
||
|
|
ssd1963_set_page(y, y);
|
||
|
|
ssd1963_send_cmd(0x2c);
|
||
|
|
|
||
|
|
while (size--)
|
||
|
|
ssd1963_send_pixel_data(*ptr++);
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t ssd1963_lcd_open(rt_device_t dev, rt_uint16_t oflag)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t ssd1963_lcd_close(rt_device_t dev)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t ssd1963_lcd_control(rt_device_t dev, int cmd, void *args)
|
||
|
|
{
|
||
|
|
switch (cmd)
|
||
|
|
{
|
||
|
|
case RTGRAPHIC_CTRL_GET_INFO:
|
||
|
|
{
|
||
|
|
struct rt_device_graphic_info *info;
|
||
|
|
|
||
|
|
info = (struct rt_device_graphic_info *) args;
|
||
|
|
RT_ASSERT(info != RT_NULL);
|
||
|
|
rt_memcpy(args, (void *)&g_SSD1963Info, sizeof(struct rt_device_graphic_info));
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
|
||
|
|
case RTGRAPHIC_CTRL_RECT_UPDATE:
|
||
|
|
{
|
||
|
|
#if defined(NU_PKG_SSD1963_WITH_OFFSCREEN_FRAMEBUFFER)
|
||
|
|
struct rt_device_rect_info *psRectInfo = (struct rt_device_rect_info *)args;
|
||
|
|
rt_uint16_t *pixels = (rt_uint16_t *)g_SSD1963Info.framebuffer;
|
||
|
|
RT_ASSERT(args);
|
||
|
|
|
||
|
|
ssd1963_fillrect(pixels, psRectInfo);
|
||
|
|
#else
|
||
|
|
/* nothong to be done */
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static struct rt_device lcd_device;
|
||
|
|
static struct rt_device_graphic_ops ssd1963_ops =
|
||
|
|
{
|
||
|
|
ssd1963_lcd_set_pixel,
|
||
|
|
ssd1963_lcd_get_pixel,
|
||
|
|
ssd1963_lcd_draw_hline,
|
||
|
|
ssd1963_lcd_draw_vline,
|
||
|
|
ssd1963_lcd_blit_line
|
||
|
|
};
|
||
|
|
|
||
|
|
int rt_hw_lcd_ssd1963_init(void)
|
||
|
|
{
|
||
|
|
ssd1963_pin_init();
|
||
|
|
|
||
|
|
/* register lcd device */
|
||
|
|
lcd_device.type = RT_Device_Class_Graphic;
|
||
|
|
lcd_device.init = ssd1963_lcd_init;
|
||
|
|
lcd_device.open = ssd1963_lcd_open;
|
||
|
|
lcd_device.close = ssd1963_lcd_close;
|
||
|
|
lcd_device.control = ssd1963_lcd_control;
|
||
|
|
lcd_device.read = RT_NULL;
|
||
|
|
lcd_device.write = RT_NULL;
|
||
|
|
|
||
|
|
lcd_device.user_data = &ssd1963_ops;
|
||
|
|
|
||
|
|
#if defined(NU_PKG_SSD1963_WITH_OFFSCREEN_FRAMEBUFFER)
|
||
|
|
g_SSD1963Info.framebuffer = rt_malloc_align((g_SSD1963Info.pitch * NU_PKG_SSD1963_LINE_BUFFER_NUMBER) + 32, 32);
|
||
|
|
RT_ASSERT(g_SSD1963Info.framebuffer != RT_NULL);
|
||
|
|
g_SSD1963Info.smem_len = g_SSD1963Info.pitch * NU_PKG_SSD1963_LINE_BUFFER_NUMBER;
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* register graphic device driver */
|
||
|
|
rt_device_register(&lcd_device, "lcd", RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STANDALONE);
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
#ifdef RT_USING_FINSH
|
||
|
|
#define LINE_LEN 32
|
||
|
|
static void lcd_test(int argc, char *argv[])
|
||
|
|
{
|
||
|
|
uint16_t pixels[LINE_LEN];
|
||
|
|
uint16_t color;
|
||
|
|
int x, y, i;
|
||
|
|
x = y = 100;
|
||
|
|
|
||
|
|
ssd1963_lcd_init(NULL);
|
||
|
|
|
||
|
|
color = 0x0; //Black, RGB
|
||
|
|
rt_kprintf("Brush 0x%X on screen.\n", color);
|
||
|
|
ssd1963_fillscreen(color);
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
color = 0xffff; //White, RGB
|
||
|
|
rt_kprintf("Brush 0x%X on screen.\n", color);
|
||
|
|
ssd1963_fillscreen(color);
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
color = 0x1f; //Blue, RGB
|
||
|
|
rt_kprintf("Brush 0x%X on screen.\n", color);
|
||
|
|
ssd1963_fillscreen(color);
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
color = 0x07e0; //Green, RGB
|
||
|
|
rt_kprintf("Brush 0x%X on screen.\n", color);
|
||
|
|
ssd1963_fillscreen(color);
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
color = 0xf800; //Red, RGB
|
||
|
|
rt_kprintf("Brush 0x%X on screen.\n", color);
|
||
|
|
ssd1963_fillscreen(color);
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
color = 0xffff; //White, RGB
|
||
|
|
rt_kprintf("lcd draw hline, pixel: 0x%X, x1: %d, x2: %d, y: %d\n", color, x, x + 20, y);
|
||
|
|
ssd1963_lcd_draw_hline((const char *)&color, x, x + 20, y);
|
||
|
|
|
||
|
|
color = 0xffff; //White, RGB
|
||
|
|
rt_kprintf("lcd draw vline, pixel: 0x%X, x: %d, y: %d\n", color, y, y + 20);
|
||
|
|
ssd1963_lcd_draw_vline((const char *)&color, x, y, y + 20);
|
||
|
|
|
||
|
|
for (i = 0; i < LINE_LEN; i++)
|
||
|
|
pixels[i] = 20 + i * 5;
|
||
|
|
|
||
|
|
x = y = 50;
|
||
|
|
rt_kprintf("lcd blit line, start: x: %d, y: %d\n", x, y);
|
||
|
|
ssd1963_lcd_blit_line((const char *)&pixels[0], x, y, LINE_LEN);
|
||
|
|
|
||
|
|
x = y = 200;
|
||
|
|
color = 0x07E0; //Green, RGB
|
||
|
|
rt_kprintf("lcd set pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
ssd1963_lcd_set_pixel((const char *)&color, x, y);
|
||
|
|
color = 0x0;
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
x = y = 200;
|
||
|
|
color = 0x1f; //Blue, RGB
|
||
|
|
rt_kprintf("lcd set pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
ssd1963_lcd_set_pixel((const char *)&color, x, y);
|
||
|
|
color = 0x0;
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
|
||
|
|
x = y = 200;
|
||
|
|
color = 0xf800; //Red, RGB
|
||
|
|
rt_kprintf("lcd set pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
ssd1963_lcd_set_pixel((const char *)&color, x, y);
|
||
|
|
color = 0x0;
|
||
|
|
ssd1963_lcd_get_pixel((char *)&color, x, y);
|
||
|
|
rt_kprintf("lcd get pixel, pixel: 0x%X, x: %d, y: %d\n", color, x, y);
|
||
|
|
}
|
||
|
|
MSH_CMD_EXPORT(lcd_test, test lcd display);
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* if defined(NU_PKG_USING_SSD1963) */
|