it works

Software/STM32F103RBTx/Application/Device/Src/Display.cpp

@@ -49,19 +49,23 @@ static const uint8_t u8x8_d_st7735_init_seq[] = {
 
 };
 
-uint8_t my_u8x8_d_st7735(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+uint8_t u8x8_d_st7735(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
 {
     switch (msg)
     {
     case U8X8_MSG_DISPLAY_SETUP_MEMORY:
+    {
         u8x8_d_helper_display_setup_memory(u8x8, &u8x8_st7735_128x128_display_info);
-        break;
+    }
+    break;
 
     case U8X8_MSG_DISPLAY_INIT:
+    {
         printf("Display initialization\n");
         u8x8_d_helper_display_init(u8x8);
         u8x8_cad_SendSequence(u8x8, u8x8_d_st7735_init_seq);
-        break;
+    }
+    break;
 
     case U8X8_MSG_DISPLAY_DRAW_TILE:
     {
@@ -96,29 +100,35 @@ uint8_t my_u8x8_d_st7735(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_p
 
             tile++;
         }
-        break;
     }
+    break;
 
     case U8X8_MSG_DISPLAY_SET_POWER_SAVE:
-        printf("Power save mode: %s\n", arg_int ? "ON" : "OFF");
-        break;
+    {
+    }
+    break;
 
     case U8X8_MSG_DISPLAY_SET_FLIP_MODE:
-        printf("Flip mode: %s\n", arg_int ? "ON" : "OFF");
-        break;
+    {
+    }
+    break;
 
-    case U8X8_MSG_DISPLAY_REFRESH:;
-        break;
+    case U8X8_MSG_DISPLAY_REFRESH:
+    {
+    }
+    break;
 
     default:
+    {
         printf("Unhandled message: %d\n", msg);
-        break;
+    }
+    break;
     }
 
     return U8G2_STATUS_OK;
 }
 
-void my_u8g2_Setup_st7735(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)
+void u8g2_Setup_st7735(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb byte_cb, u8x8_msg_cb gpio_and_delay_cb)
 {
     // Calculate the number of tile rows needed for 128x128 resolution.
     // Each tile is 8 pixels high, so for a 128-pixel height:
@@ -137,36 +147,32 @@ void my_u8g2_Setup_st7735(u8g2_t *u8g2, const u8g2_cb_t *rotation, u8x8_msg_cb b
     }
 
     // Setup the display with the appropriate parameters.
-    u8g2_SetupDisplay(u8g2, my_u8x8_d_st7735, u8x8_cad_001, byte_cb, gpio_and_delay_cb);
+    u8g2_SetupDisplay(u8g2, u8x8_d_st7735, u8x8_cad_001, byte_cb, gpio_and_delay_cb);
 
     // Configure the buffer and the rendering method (vertical top to bottom).
     u8g2_SetupBuffer(u8g2, buf, tile_buf_height, u8g2_ll_hvline_vertical_top_lsb, rotation);
-
-    printf("Buffer allocated: %d bytes\n", 128 * tile_buf_height);
-    printf("%s %d\n", __FILE__, __LINE__);
 }
 
-uint8_t my_u8x8_byte_rtthread_4wire_hw_spi(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+uint8_t u8x8_byte_rtthread_4wire_hw_spi(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
 {
     // Not used. Required by the u8g2 library, but this action is handled by the St7735DisplayDriver class.
     return U8G2_STATUS_OK;
 }
 
-uint8_t my_u8x8_gpio_and_delay_rtthread(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
+uint8_t u8x8_gpio_and_delay_rtthread(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr)
 {
     // Not used. Required by the u8g2 library, but this action is handled by the St7735DisplayDriver class.
     return U8G2_STATUS_OK;
 }
 namespace Device
 {
     Display::Display(Driver::IDisplayDriver &_displayDriver) : displayDriver(_displayDriver)
-    // Display::Display() /*: U8G2(U8G2_R0)*/
     {
         const u8g2_cb_t *rotation = U8G2_R0;
         uint8_t cs;
         uint8_t dc;
         uint8_t reset = 0; // U8X8_PIN_NONE;
-        my_u8g2_Setup_st7735(&u8g2, rotation, my_u8x8_byte_rtthread_4wire_hw_spi, my_u8x8_gpio_and_delay_rtthread);
+        u8g2_Setup_st7735(&u8g2, rotation, u8x8_byte_rtthread_4wire_hw_spi, u8x8_gpio_and_delay_rtthread);
     }
 
     void Display::check()