Update readme and add UDS

obd2_client/src/flipper/pages.py

@@ -78,14 +78,21 @@ class PageManager:
             generator=self._generate_app_status_page,
         ))
 
-        # Page 4: UPS Status
+        # Page 4: UDS Extended Data
+        self._pages.append(PageDefinition(
+            page_type=PageType.INFO,
+            title="UDS Data",
+            generator=self._generate_uds_page,
+        ))
+
+        # Page 5: UPS Status
         self._pages.append(PageDefinition(
             page_type=PageType.INFO,
             title="UPS Status",
             generator=self._generate_ups_page,
         ))
 
-        # Page 5: Actions Menu (last navigable page)
+        # Page 6: Actions Menu (last navigable page)
         self._pages.append(PageDefinition(
             page_type=PageType.MENU,
             title="Actions",
@@ -343,14 +350,14 @@ class PageManager:
         if self._pending_action:
             action = self._pending_action
             self._pending_action = None
-            self._current_index = 5  # Back to actions menu
+            self._current_index = 6  # Back to actions menu
             return self.execute_action(action)
         return False, "No pending action"
 
     def cancel_action(self) -> None:
         """Cancel pending action."""
         self._pending_action = None
-        self._current_index = 5  # Back to actions menu
+        self._current_index = 6  # Back to actions menu
 
     def _get_action_success_message(self, action_id: ActionID) -> str:
         """Get success message for action."""
@@ -516,6 +523,62 @@ class PageManager:
 
         return Page(PageType.INFO, "System", lines)
 
+    def _generate_uds_page(self, mgr: "PageManager") -> Page:
+        """Generate UDS extended diagnostics page."""
+        uds_values = mgr.get_data("uds_values", {})
+        uds_stats = mgr.get_data("uds_stats", {})
+
+        if not uds_values and not uds_stats:
+            lines = ["UDS not enabled", "", "Enable in config.json:", '"uds": {"enabled": true}']
+            return Page(PageType.INFO, "UDS Data", lines)
+
+        lines = []
+
+        # Key UDS values
+        # Boost pressure (0x202A)
+        if 0x202A in uds_values:
+            v = uds_values[0x202A]
+            lines.append(f"Boost: {v.value:.0f} kPa")
+
+        # Torque (0x437C)
+        if 0x437C in uds_values:
+            v = uds_values[0x437C]
+            lines.append(f"Torque: {v.value:.0f} Nm")
+
+        # Lambda (0x10C0)
+        if 0x10C0 in uds_values:
+            v = uds_values[0x10C0]
+            lines.append(f"Lambda: {v.value:.3f}")
+
+        # Ignition timing (0x2004)
+        if 0x2004 in uds_values:
+            v = uds_values[0x2004]
+            lines.append(f"Timing: {v.value:.1f} deg")
+
+        # Wastegate (0x39A2)
+        if 0x39A2 in uds_values:
+            v = uds_values[0x39A2]
+            lines.append(f"Wastegate: {v.value:.0f}%")
+
+        # Gear (0x3816)
+        if 0x3816 in uds_values:
+            v = uds_values[0x3816]
+            gear = int(v.value)
+            gear_str = "R" if gear == -1 else ("N" if gear == 0 else str(gear))
+            lines.append(f"Gear: {gear_str}")
+
+        # Stats
+        if uds_stats:
+            queries = uds_stats.get("queries", 0)
+            successes = uds_stats.get("successes", 0)
+            rate = (successes / queries * 100) if queries > 0 else 0
+            lines.append(f"UDS: {rate:.0f}% success")
+
+        if not lines:
+            lines = ["Waiting for UDS data..."]
+
+        return Page(PageType.INFO, "UDS Data", lines)
+
     def _generate_actions_page(self, mgr: "PageManager") -> Page:
         """Generate actions menu page."""
         actions = [