sd card detect fixed

Author: mvladic

modular-psu-firmware.eez-project

@@ -25420,11 +25420,9 @@
                 "height": 32,
                 "widgets": [
                   {
-                    "type": "Rectangle",
+                    "type": "Container",
                     "style": {
-                      "inheritFrom": "status_bgnd",
-                      "color": "status_line_text",
-                      "backgroundColor": "status_line_background",
+                      "inheritFrom": "default",
                       "padding": 0
                     },
                     "activeStyle": {
@@ -25435,7 +25433,47 @@
                     "top": 0,
                     "width": 82,
                     "height": 32,
-                    "invertColors": true
+                    "widgets": [
+                      {
+                        "type": "Rectangle",
+                        "style": {
+                          "inheritFrom": "status_bgnd",
+                          "color": "status_line_text",
+                          "backgroundColor": "status_line_background",
+                          "padding": 0
+                        },
+                        "activeStyle": {
+                          "inheritFrom": "default",
+                          "padding": 0
+                        },
+                        "left": 0,
+                        "top": 0,
+                        "width": 41,
+                        "height": 32,
+                        "invertColors": true
+                      },
+                      {
+                        "type": "Text",
+                        "style": {
+                          "inheritFrom": "status_bgnd",
+                          "font": "Heydings14",
+                          "alignVertical": "center",
+                          "color": "status_line_text",
+                          "backgroundColor": "status_line_background",
+                          "padding": 0
+                        },
+                        "activeStyle": {
+                          "inheritFrom": "default",
+                          "padding": 0
+                        },
+                        "action": "show_previous_page",
+                        "left": 41,
+                        "top": 0,
+                        "width": 41,
+                        "height": 32,
+                        "text": "E"
+                      }
+                    ]
                   },
                   {
                     "type": "Container",

src/eez/apps/psu/sd_card.cpp

@@ -79,6 +79,7 @@ void unmount() {
 #if defined(EEZ_PLATFORM_STM32)
 	FATFS_UnLinkDriver(SDPath);
 #endif
+	g_mounted = false;
     g_lastError = SCPI_ERROR_MISSING_MASS_MEDIA;
 	g_testResult = TEST_FAILED;
 	setQuesBits(QUES_MMEM, true);