Add Inhero MR2 board variant (nRF52840/RAK4630 solar repeater)

boards/inhero_mr2.json

@@ -0,0 +1,74 @@
+{
+  "build": {
+    "arduino": {
+      "ldscript": "nrf52840_s140_v6.ld"
+    },
+    "core": "nRF5",
+    "cpu": "cortex-m4",
+    "extra_flags": "-DARDUINO_NRF52840_FEATHER -DNRF52840_XXAA",
+    "f_cpu": "64000000L",
+    "hwids": [
+      [
+        "0x239A",
+        "0x8029"
+      ],
+      [
+        "0x239A",
+        "0x0029"
+      ],
+      [
+        "0x239A",
+        "0x002A"
+      ],
+      [
+        "0x239A",
+        "0x802A"
+      ]
+    ],
+    "usb_product": "Inhero MR2",
+    "mcu": "nrf52840",
+    "variant": "Inhero_MR2_Board",
+    "bsp": {
+      "name": "adafruit"
+    },
+    "softdevice": {
+      "sd_flags": "-DS140",
+      "sd_name": "s140",
+      "sd_version": "6.1.1",
+      "sd_fwid": "0x00B6"
+    },
+    "bootloader": {
+      "settings_addr": "0xFF000"
+    }
+  },
+  "connectivity": [
+    "bluetooth"
+  ],
+  "debug": {
+    "jlink_device": "nRF52840_xxAA",
+    "svd_path": "nrf52840.svd",
+    "openocd_target": "nrf52.cfg"
+  },
+  "frameworks": [
+    "arduino"
+  ],
+  "name": "Inhero MR2",
+  "upload": {
+    "maximum_ram_size": 235520,
+    "maximum_size": 815104,
+    "speed": 115200,
+    "protocol": "nrfutil",
+    "protocols": [
+      "jlink",
+      "nrfjprog",
+      "nrfutil",
+      "stlink",
+      "cmsis-dap"
+    ],
+    "use_1200bps_touch": true,
+    "require_upload_port": true,
+    "wait_for_upload_port": true
+  },
+  "url": "https://inhero.de",
+  "vendor": "Inhero GmbH"
+}

examples/simple_repeater/MyMesh.cpp

@@ -249,6 +249,11 @@ int MyMesh::handleRequest(ClientInfo *sender, uint32_t sender_timestamp, uint8_t
     }
     sensors.querySensors(perm_mask, telemetry);
 
+    // board specific telemetry -- target specific
+    if (perm_mask & TELEM_PERM_ENVIRONMENT) {
+      board.queryBoardTelemetry(telemetry);
+    }
+
 	// This default temperature will be overridden by external sensors (if any)
     float temperature = board.getMCUTemperature();
     if(!isnan(temperature)) { // Supported boards with built-in temperature sensor. ESP32-C3 may return NAN

examples/simple_repeater/main.cpp

@@ -157,6 +157,8 @@ void loop() {
     command[0] = 0;  // reset command buffer
   }
 
+  board.tick();   // let the board feed its watchdog, run periodic housekeeping
+
 #ifdef ETHERNET_ENABLED
   ethernet_loop_maintain();
   if (ethernet_read_line(ethernet_command, sizeof(ethernet_command))) {

examples/simple_sensor/main.cpp

@@ -145,6 +145,8 @@ void loop() {
     command[0] = 0;  // reset command buffer
   }
 
+  board.tick();   // let the board feed its watchdog, run periodic housekeeping
+
   the_mesh.loop();
   sensors.loop();
 #ifdef DISPLAY_CLASS

src/MeshCore.h

@@ -37,6 +37,8 @@
 #define BRIDGE_DEBUG_PRINTLN(...) {}
 #endif
 
+class CayenneLPP;
+
 namespace mesh {
 
 #define  BD_STARTUP_NORMAL     0  // getStartupReason() codes
@@ -74,6 +76,13 @@ class MainBoard {
   virtual const char* getShutdownReasonString(uint8_t reason) { return "Not available"; }
 
   virtual bool handleCommand(const char* command, uint32_t sender_timestamp, char* reply) { return false; }
+
+  // Called from the example main loops. Lets a board feed its watchdog and
+  // run periodic housekeeping. Default no-op.
+  virtual void tick() { /* no op */ }
+
+  // Lets a board contribute its own telemetry channels. Default no-op.
+  virtual bool queryBoardTelemetry(CayenneLPP& telemetry) { return false; }
 };
 
 /**