diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..5dc1407
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,3 @@
+
+main/configuration.h
+main/credentials.h
diff --git a/main/main.ino b/main/main.ino
index 544920c..b848b23 100644
--- a/main/main.ino
+++ b/main/main.ino
@@ -263,6 +263,9 @@ void setup() {
   ttn_join();
   ttn_sf(LORAWAN_SF);
   ttn_adr(LORAWAN_ADR);
+  if(!LORAWAN_ADR){
+    LMIC_setLinkCheckMode(0); // Link check problematic if not using ADR. Must be set after join
+  }
 }
 
 void loop() {
diff --git a/main/screen.ino b/main/screen.ino
index f6ab07b..5cd6422 100644
--- a/main/screen.ino
+++ b/main/screen.ino
@@ -115,6 +115,7 @@ void screen_loop() {
         if (axp.isVbusRemoveIRQ()) {
             baChStatus = "No Charging";
         }
+    Serial.println(baChStatus); //Prints charging status to screen
         digitalWrite(2, !digitalRead(2));
         axp.clearIRQ();
     }
diff --git a/main/ttn.ino b/main/ttn.ino
index 0cc7e15..60b80f2 100644
--- a/main/ttn.ino
+++ b/main/ttn.ino
@@ -230,9 +230,10 @@ void ttn_sf(unsigned char sf) {
 
 void ttn_adr(bool enabled) {
     LMIC_setAdrMode(enabled);
+    LMIC_setLinkCheckMode(!enabled);
 }
 
-void ttn_cnt(unsigned char num) {
+void ttn_cnt(uint32_t num) {
     LMIC_setSeqnoUp(num);
 }