example for edu-riscv64:watchdog,lcd and timer

2022-11-15 15:47:48 +08:00
parent 8c929ba701
commit f22fbc3c94
27 changed files with 1632 additions and 122 deletions
@@ -0,0 +1,50 @@
+#include <stdio.h>
+#include <string.h>
+#include <transform.h>
+
+#define GRAPHIC_CTRL_RECT_UPDATE 0x00
+#define LCD_STRING_TYPE 0
+#define LCD_DOT_TYPE 1
+#define LCD_FONT_RECT_WIDTH 150
+#define LCD_FONT_RECT_HEIGHT 50
+#define NULL_PARAMETER 0
+
+void TestLcd(void)
+{
+    int lcd_fd = PrivOpen(EDU_LCD_DEV_DRIVER, O_RDWR);
+    if (lcd_fd < 0)
+    {
+        printf("open lcd fd error:%d\n", lcd_fd);
+        return;
+    }
+
+    // draw text
+    LcdWriteParam graph_param;
+    graph_param.type = LCD_STRING_TYPE;
+    graph_param.string_info.x_pos = 0;
+    graph_param.string_info.y_pos = 0;
+    graph_param.string_info.width = 250;
+    graph_param.string_info.height = 24;
+    graph_param.string_info.font_size = 24;
+    graph_param.string_info.back_color = 0xFFFF;
+    graph_param.string_info.font_color = 0x0000;
+    graph_param.string_info.addr = "hello_world!";
+
+    PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
+
+    uint16 color_select = 0xF800;
+    for (int i = 0; i < 5; i++)
+    {
+        graph_param.type = LCD_DOT_TYPE;
+        graph_param.pixel_info.x_startpos = 0;
+        graph_param.pixel_info.y_startpos = 50 * i;
+        graph_param.pixel_info.x_endpos = 320;
+        graph_param.pixel_info.y_endpos = 50 * i;
+        graph_param.pixel_info.pixel_color = &color_select;
+        PrivWrite(lcd_fd, &graph_param, NULL_PARAMETER);
+    }
+
+    PrivClose(lcd_fd);
+}
+
+PRIV_SHELL_CMD_FUNCTION(TestLcd, a lcd test sample, PRIV_SHELL_CMD_MAIN_ATTR);