track and return Operating Mode with BLE

source/Core/BSP/Pinecilv2/ble_handlers.cpp

@@ -20,6 +20,7 @@
 #include "log.h"
 #include "uuid.h"
 
+#include "OperatingModes.h"
 #include "USBPD.h"
 #include "ble_characteristics.h"
 #include "ble_handlers.h"
@@ -30,7 +31,8 @@
 #include "pd.h"
 #endif
 
-extern TickType_t lastMovementTime;
+extern TickType_t    lastMovementTime;
+extern OperatingMode currentMode;
 
 int ble_char_read_status_callback(struct bt_conn *conn, const struct bt_gatt_attr *attr, void *buf, u16_t len, u16_t offset) {
   if (attr == NULL || attr->uuid == NULL) {
@@ -123,6 +125,9 @@ int ble_char_read_status_callback(struct bt_conn *conn, const struct bt_gatt_att
   case 13:
     // Operating mode
     // TODO: Needs tracking
+    temp = currentMode;
+    memcpy(buf, &temp, sizeof(temp));
+    return sizeof(temp);
     break;
   case 14:
     // Estimated watts
@@ -237,4 +242,4 @@ int ble_char_write_setting_value_callback(struct bt_conn *conn, const struct bt_
   }
   MSG("Unhandled attr write %d | %d\n", (uint32_t)attr->uuid, uuid_value);
   return 0;
-}
+}

source/Core/Threads/OperatingModes/DebugMenu.cpp

@@ -2,8 +2,10 @@
 extern osThreadId GUITaskHandle;
 extern osThreadId MOVTaskHandle;
 extern osThreadId PIDTaskHandle;
+extern OperatingMode currentMode;
 
 void showDebugMenu(void) {
+  currentMode        = OperatingMode::debug;
   uint8_t     screen = 0;
   ButtonState b;
   for (;;) {

source/Core/Threads/OperatingModes/HomeScreen.cpp

@@ -8,6 +8,7 @@
 uint8_t buttonAF[sizeof(buttonA)];
 uint8_t buttonBF[sizeof(buttonB)];
 uint8_t disconnectedTipF[sizeof(disconnectedTip)];
+extern OperatingMode currentMode;
 
 void renderHomeScreenAssets(void) {
 
@@ -29,6 +30,7 @@ void drawHomeScreen(bool buttonLockout) {
   renderHomeScreenAssets();
 
   for (;;) {
+    currentMode         = OperatingMode::idle;
     ButtonState buttons = getButtonState();
     if (buttons != BUTTON_NONE) {
       OLED::setDisplayState(OLED::DisplayState::ON);
@@ -63,6 +65,7 @@ void drawHomeScreen(bool buttonLockout) {
       }
       break;
     case BUTTON_B_SHORT:
+      currentMode = OperatingMode::settings;
       enterSettingsMenu(); // enter the settings menu
       {
         OLED::useSecondaryFramebuffer(true);

source/Core/Threads/OperatingModes/OperatingModes.cpp

@@ -0,0 +1,8 @@
+//
+// Created by Thomas White on 3/02/2023.
+//
+
+#include "OperatingModes.h"
+
+// Global variables
+OperatingMode currentMode = OperatingMode::idle;

source/Core/Threads/OperatingModes/OperatingModes.h

@@ -24,6 +24,13 @@ extern "C" {
 #endif
 
 // Exposed modes
+enum OperatingMode {
+    idle      = 0,
+    soldering = 1,
+    sleeping  = 2,
+    settings  = 3,
+    debug     = 4
+};
 
 void performCJCC(void);                                            // Used to calibrate the Cold Junction offset
 void gui_solderingTempAdjust(void);                                // For adjusting the setpoint temperature of the iron

source/Core/Threads/OperatingModes/Sleep.cpp

@@ -1,7 +1,10 @@
 #include "OperatingModes.h"
 
+extern OperatingMode currentMode;
+
 int gui_SolderingSleepingMode(bool stayOff, bool autoStarted) {
   // Drop to sleep temperature and display until movement or button press
+  currentMode = OperatingMode::sleeping;
 
   for (;;) {
     // user moved or pressed a button, go back to soldering

source/Core/Threads/OperatingModes/Soldering.cpp

@@ -1,7 +1,8 @@
 
 #include "OperatingModes.h"
 
-extern bool heaterThermalRunaway;
+extern bool          heaterThermalRunaway;
+extern OperatingMode currentMode;
 
 void gui_solderingMode(uint8_t jumpToSleep) {
   /*
@@ -20,6 +21,7 @@ void gui_solderingMode(uint8_t jumpToSleep) {
    */
   bool boostModeOn   = false;
   bool buttonsLocked = false;
+  currentMode        = OperatingMode::soldering;
 
   if (jumpToSleep) {
     if (gui_SolderingSleepingMode(jumpToSleep == 2, true) == 1) {