From c8f08c83d6e061829fb5063ced3989471cd6af5e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Sim=C3=B5es?= <jose.simoes@eclo.solutions>
Date: Fri, 26 Jun 2020 12:47:29 +0100
Subject: [PATCH 1/2] Fix NuGets

---
 .../AbstractIO.AdafruitMotorShieldV2.nfproj                     | 2 +-
 source/AbstractIO.Netduino3/AbstractIO.Netduino3.nfproj         | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/source/AbstractIO.AdafruitMotorShieldV2/AbstractIO.AdafruitMotorShieldV2.nfproj b/source/AbstractIO.AdafruitMotorShieldV2/AbstractIO.AdafruitMotorShieldV2.nfproj
index adaa364..d03377c 100644
--- a/source/AbstractIO.AdafruitMotorShieldV2/AbstractIO.AdafruitMotorShieldV2.nfproj
+++ b/source/AbstractIO.AdafruitMotorShieldV2/AbstractIO.AdafruitMotorShieldV2.nfproj
@@ -59,7 +59,7 @@
       <Private>True</Private>
       <SpecificVersion>True</SpecificVersion>
     </Reference>
-    <Reference Include="Windows.Devices.Pwm, Version=1.5.1.2, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+    <Reference Include="Windows.Devices.Pwm, Version=1.5.1.3, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.Windows.Devices.Pwm.1.5.1\lib\Windows.Devices.Pwm.dll</HintPath>
       <Private>True</Private>
       <SpecificVersion>True</SpecificVersion>
diff --git a/source/AbstractIO.Netduino3/AbstractIO.Netduino3.nfproj b/source/AbstractIO.Netduino3/AbstractIO.Netduino3.nfproj
index b8a4037..504bb20 100644
--- a/source/AbstractIO.Netduino3/AbstractIO.Netduino3.nfproj
+++ b/source/AbstractIO.Netduino3/AbstractIO.Netduino3.nfproj
@@ -54,7 +54,7 @@
       <Private>True</Private>
       <SpecificVersion>True</SpecificVersion>
     </Reference>
-    <Reference Include="Windows.Devices.Pwm, Version=1.5.1.2, Culture=neutral, PublicKeyToken=c07d481e9758c731">
+    <Reference Include="Windows.Devices.Pwm, Version=1.5.1.3, Culture=neutral, PublicKeyToken=c07d481e9758c731">
       <HintPath>..\packages\nanoFramework.Windows.Devices.Pwm.1.5.1\lib\Windows.Devices.Pwm.dll</HintPath>
       <Private>True</Private>
       <SpecificVersion>True</SpecificVersion>

From 837959af586c6464e3c2248ba382e03aa517580c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Sim=C3=B5es?= <jose.simoes@eclo.solutions>
Date: Fri, 26 Jun 2020 12:57:03 +0100
Subject: [PATCH 2/2] Add error handling to I2C operations (WIP)

- Replace calls to I2C operation to return operation result.
- WIP: missing handling errors.
---
 .../Pca9685PwmController.cs                   | 29 ++++++++++++++++---
 1 file changed, 25 insertions(+), 4 deletions(-)

diff --git a/source/AbstractIO.AdafruitMotorShieldV2/Pca9685PwmController.cs b/source/AbstractIO.AdafruitMotorShieldV2/Pca9685PwmController.cs
index a4fd798..08ce96e 100644
--- a/source/AbstractIO.AdafruitMotorShieldV2/Pca9685PwmController.cs
+++ b/source/AbstractIO.AdafruitMotorShieldV2/Pca9685PwmController.cs
@@ -182,7 +182,12 @@ private void WriteRegister(byte registerOffset, byte data)
             byte[] writeBuffer = { registerOffset, data };
             lock (AbstractIO.GlobalLockObjects.I2cLockObject)
             {
-                _i2cDevice.Write(writeBuffer);
+                var operationResult = _i2cDevice.WritePartial(writeBuffer);
+                if(operationResult.Status != I2cTransferStatus.FullTransfer)
+                {
+                    // TODO
+                    // handle error
+                }
             }
         }
 
@@ -202,7 +207,12 @@ private void WriteConsecutiveRegisters(byte startRegisterOffset, params byte[] v
             }
             lock (AbstractIO.GlobalLockObjects.I2cLockObject)
             {
-                _i2cDevice.Write(writeBuffer);
+                var operationResult = _i2cDevice.WritePartial(writeBuffer);
+                if (operationResult.Status != I2cTransferStatus.FullTransfer)
+                {
+                    // TODO
+                    // handle error
+                }
             }
         }
 
@@ -272,8 +282,19 @@ private byte ReadRegister(byte registerOffset)
             var readBuffer = new byte[1];
             lock (AbstractIO.GlobalLockObjects.I2cLockObject)
             {
-                _i2cDevice.Write(writeBuffer);
-                _i2cDevice.Read(readBuffer);
+                var operationResult = _i2cDevice.WritePartial(writeBuffer);
+                if (operationResult.Status != I2cTransferStatus.FullTransfer)
+                {
+                    // TODO
+                    // handle error
+                }
+
+                operationResult = _i2cDevice.ReadPartial(readBuffer);
+                if (operationResult.Status != I2cTransferStatus.FullTransfer)
+                {
+                    // TODO
+                    // handle error
+                }
             }
             return readBuffer[0];
         }