From 9586606229f59883938b263c9abc451ce6967b3a Mon Sep 17 00:00:00 2001
From: Ben Meadors <benmmeadors@gmail.com>
Date: Fri, 15 Mar 2024 18:40:48 -0500
Subject: [PATCH 1/2] Handle for heartbeat toradio packets (#3420)

---
 src/SerialConsole.cpp | 2 +-
 src/mesh/PhoneAPI.cpp | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/SerialConsole.cpp b/src/SerialConsole.cpp
index 485329ddc..e17c8f99e 100644
--- a/src/SerialConsole.cpp
+++ b/src/SerialConsole.cpp
@@ -72,7 +72,7 @@ bool SerialConsole::checkIsConnected()
 
 /**
  * we override this to notice when we've received a protobuf over the serial
- * stream.  Then we shunt off debug serial output.
+ * stream.  Then we shut off debug serial output.
  */
 bool SerialConsole::handleToRadio(const uint8_t *buf, size_t len)
 {
diff --git a/src/mesh/PhoneAPI.cpp b/src/mesh/PhoneAPI.cpp
index 8e8d69156..e6b336d41 100644
--- a/src/mesh/PhoneAPI.cpp
+++ b/src/mesh/PhoneAPI.cpp
@@ -113,6 +113,9 @@ bool PhoneAPI::handleToRadio(const uint8_t *buf, size_t bufLength)
                          "not enabled\n");
             }
             break;
+        case meshtastic_ToRadio_heartbeat_tag:
+            LOG_DEBUG("Got client heartbeat\n");
+            break;
         default:
             // Ignore nop messages
             // LOG_DEBUG("Error: unexpected ToRadio variant\n");

From 611f291d4d5e26e6d19c9f54ff0188b836209a4b Mon Sep 17 00:00:00 2001
From: David Ellefsen <93522+titan098@users.noreply.github.com>
Date: Sat, 16 Mar 2024 02:19:50 +0200
Subject: [PATCH 2/2] Factory reset GNSS_MODEL_MTK GPS modules with PCAS10,3
 (#3388)

Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
---
 src/gps/GPS.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gps/GPS.cpp b/src/gps/GPS.cpp
index 2321ee246..18932e066 100644
--- a/src/gps/GPS.cpp
+++ b/src/gps/GPS.cpp
@@ -1209,6 +1209,11 @@ bool GPS::factoryReset()
         // byte _message_CFG_RST_COLDSTART[] = {0xB5, 0x62, 0x06, 0x04, 0x04, 0x00, 0xFF, 0xB9, 0x00, 0x00, 0xC6, 0x8B};
         // _serial_gps->write(_message_CFG_RST_COLDSTART, sizeof(_message_CFG_RST_COLDSTART));
         // delay(1000);
+    } else if (gnssModel == GNSS_MODEL_MTK) {
+        // send the CAS10 to perform a factory restart of the device (and other device that support PCAS statements)
+        LOG_INFO("GNSS Factory Reset via PCAS10,3\n");
+        _serial_gps->write("$PCAS10,3*1F\r\n");
+        delay(100);
     } else {
         // fire this for good measure, if we have an L76B - won't harm other devices.
         _serial_gps->write("$PMTK104*37\r\n");