Proculite.GpioRest/Controllers/GpioController.cs

@@ -16,10 +16,10 @@ namespace Proculite.GpioRest.Controllers
         [HttpGet("pin-value/{pinNumber}")]
         public IActionResult PinValue(int pinNumber)
         {
-            if (!ModelState.IsValid)
+            if(!ModelState.IsValid)
                 return BadRequest();
-
-            return Ok(_gpioService.CurrentPinValue(pinNumber).ToString());
+                
+            return Ok(_gpioService.CurrentPinValue(pinNumber));
         }
     }
-}
+}

Proculite.GpioRest/Services/GpioService.cs

@@ -40,7 +40,6 @@ namespace Proculite.GpioRest.Services
                 }
 
                 _gpioController.OpenPin(pin, pinMode, PinValue.Low);
-                Thread.Sleep(200);
             }
         }