diff --git a/seekat-ad5780.ino b/seekat-ad5780.ino
index 944ad64..cfac349 100644
--- a/seekat-ad5780.ino
+++ b/seekat-ad5780.ino
@@ -158,6 +158,12 @@ void autoRamp1(std::vector<String> DB)
   int nSteps = DB[4].toInt();
   int dacChannel=DB[1].toInt();
 
+  if (v1 < -10 || v1 > 10 || v2 < -10 || v2 > 10) {
+    Serial.println("RAMP_OVERRANGE");
+    return;
+  }
+  Serial.println("RAMPING");
+
   for (int j=0; j<nSteps;j++)
   {
     int timer = micros();
@@ -178,6 +184,13 @@ void autoRamp2(std::vector<String> DB)
   int dacChannel1=DB[1].toInt();
   int dacChannel2=DB[2].toInt();
 
+  if (vi1 < -10 || vi1 > 10 || vi2 < -10 || vi2 > 10
+      || vf1 < -10 || vf1 > 10 || vf2 < -10 || vf2 > 10) {
+    Serial.println("RAMP_OVERRANGE");
+    return;
+  }
+  Serial.println("RAMPING");
+
   for (int j=0; j<nSteps;j++)
   {
     int timer = micros();
@@ -356,6 +369,7 @@ void loop()
   {
     normalMode();
     initialized = 1;
+    Serial.println("INITIALIZATION COMPLETE");
   }