Merge 3b98c4e243 into 6e39cff8a1

examples/simple_repeater/main.cpp

@@ -30,10 +30,14 @@ static char ethernet_command[160];
 // For power saving
 unsigned long POWERSAVING_FIRSTSLEEP_SECS = 120; // The first sleep (if enabled) from boot
 
-#if defined(PIN_USER_BTN) && defined(_SEEED_SENSECAP_SOLAR_H_)
+#if defined(PIN_USER_BTN) && (defined(_SEEED_SENSECAP_SOLAR_H_) || defined(THINKNODE_M6))
 static unsigned long userBtnDownAt = 0;
+#if defined(THINKNODE_M6)
+#define USER_BTN_HOLD_OFF_MILLIS 5000   // matches Elecrow's stock firmware UX
+#else
 #define USER_BTN_HOLD_OFF_MILLIS 1500
 #endif
+#endif
 
 void setup() {
   Serial.begin(115200);
@@ -170,13 +174,22 @@ void loop() {
   }
 #endif
 
-#if defined(PIN_USER_BTN) && defined(_SEEED_SENSECAP_SOLAR_H_) && !defined(DISPLAY_CLASS)
+#if defined(PIN_USER_BTN) && (defined(_SEEED_SENSECAP_SOLAR_H_) || defined(THINKNODE_M6)) && !defined(DISPLAY_CLASS)
-  // Hold the user button to power off the SenseCAP Solar repeater.
+  // Hold the user button to power off the repeater.
   int btnState = digitalRead(PIN_USER_BTN);
   if (btnState == LOW) {
     if (userBtnDownAt == 0) {
       userBtnDownAt = millis();
     } else if ((unsigned long)(millis() - userBtnDownAt) >= USER_BTN_HOLD_OFF_MILLIS) {
+#if defined(THINKNODE_M6) && defined(PIN_LED_RED)
+      // blink the power LED a few times to confirm the hold was registered
+      for (int i = 0; i < 3; i++) {
+        digitalWrite(PIN_LED_RED, HIGH);
+        delay(150);
+        digitalWrite(PIN_LED_RED, LOW);
+        delay(150);
+      }
+#endif
       Serial.println("Powering off...");
       board.powerOff();  // does not return
     }

examples/simple_room_server/main.cpp

@@ -26,6 +26,11 @@ static char command[MAX_POST_TEXT_LEN+1];
 static char ethernet_command[MAX_POST_TEXT_LEN+1];
 #endif
 
+#if defined(PIN_USER_BTN) && defined(THINKNODE_M6)
+static unsigned long userBtnDownAt = 0;
+#define USER_BTN_HOLD_OFF_MILLIS 5000   // matches Elecrow's stock firmware UX
+#endif
+
 void setup() {
   Serial.begin(115200);
   delay(1000);
@@ -148,6 +153,30 @@ void loop() {
   }
 #endif
 
+#if defined(PIN_USER_BTN) && defined(THINKNODE_M6) && !defined(DISPLAY_CLASS)
+  // Hold the user button to power off the room server.
+  int btnState = digitalRead(PIN_USER_BTN);
+  if (btnState == LOW) {
+    if (userBtnDownAt == 0) {
+      userBtnDownAt = millis();
+    } else if ((unsigned long)(millis() - userBtnDownAt) >= USER_BTN_HOLD_OFF_MILLIS) {
+#ifdef PIN_LED_RED
+      // blink the power LED a few times to confirm the hold was registered
+      for (int i = 0; i < 3; i++) {
+        digitalWrite(PIN_LED_RED, HIGH);
+        delay(150);
+        digitalWrite(PIN_LED_RED, LOW);
+        delay(150);
+      }
+#endif
+      Serial.println("Powering off...");
+      board.powerOff();  // does not return
+    }
+  } else {
+    userBtnDownAt = 0;
+  }
+#endif
+
   the_mesh.loop();
   sensors.loop();
 #ifdef DISPLAY_CLASS

variants/thinknode_m6/ThinkNodeM6Board.cpp

@@ -15,6 +15,20 @@ void ThinkNodeM6Board::begin() {
   digitalWrite(P_LORA_TX_LED, LOW);
 #endif
 
+#ifdef PIN_USER_BTN
+  pinMode(PIN_USER_BTN, INPUT_PULLUP);
+#endif
+
+#ifdef PIN_LED_RED
+  // blink the power LED a few times to confirm power-on/wake
+  for (int i = 0; i < 3; i++) {
+    digitalWrite(PIN_LED_RED, HIGH);
+    delay(150);
+    digitalWrite(PIN_LED_RED, LOW);
+    delay(150);
+  }
+#endif
+
   delay(10); // give sx1262 some time to power up
 }
 

variants/thinknode_m6/ThinkNodeM6Board.h

@@ -43,6 +43,12 @@ public:
     digitalWrite(P_LORA_TX_LED, LOW);
     #endif
 
+    #ifdef PIN_USER_BTN
+    while (digitalRead(PIN_USER_BTN) == LOW);  // wait for release, avoid instant re-trigger
+    // keep pull-up enabled in system-off so the wake line doesn't float low
+    nrf_gpio_cfg_sense_input(digitalPinToInterrupt(g_ADigitalPinMap[PIN_USER_BTN]), NRF_GPIO_PIN_PULLUP, NRF_GPIO_PIN_SENSE_LOW);
+    #endif
+
     // power off board
     NRF52Board::powerOff();
   }