From ecb3866fbdf57cf43660677a239dbb7c7c6f127a Mon Sep 17 00:00:00 2001
From: Richard Unger <richard.unger@nexum.com>
Date: Sat, 23 Sep 2023 17:10:50 +0200
Subject: [PATCH] solve uninitialized variable error on esp32

---
 src/motors/HybridStepperMotor/HybridStepperMotor.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/motors/HybridStepperMotor/HybridStepperMotor.cpp b/src/motors/HybridStepperMotor/HybridStepperMotor.cpp
index 8119f7e..b7fea27 100644
--- a/src/motors/HybridStepperMotor/HybridStepperMotor.cpp
+++ b/src/motors/HybridStepperMotor/HybridStepperMotor.cpp
@@ -453,6 +453,10 @@ void HybridStepperMotor::setPhaseVoltage(float Uq, float Ud, float angle_el)
     case 7:
       center = (driver->voltage_limit - 0 - Ub) / 2;
       break;
+
+    default: // this case does not occur, but compilers complain about uninitialized variables
+      center = (driver->voltage_limit - 0) / 2;
+      break;
     }
 
     Ua += center;