From 94a4869aede234aafc2f524356b0aebb51b5bcf7 Mon Sep 17 00:00:00 2001
From: ms34me <10122657+ms34me@users.noreply.github.com>
Date: Wed, 26 Jul 2017 19:45:20 -0700
Subject: [PATCH 1/2] send configuration settings in testConnection()

send configuration settings in testConnection()
---
 MCP342X.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/MCP342X.cpp b/MCP342X.cpp
index f0390f1..e84db8e 100644
--- a/MCP342X.cpp
+++ b/MCP342X.cpp
@@ -70,6 +70,7 @@ MCP342X::MCP342X(uint8_t address) {
  */
 bool MCP342X::testConnection() {
     Wire.beginTransmission(devAddr);
+    Wire.write(configRegShdw | MCP342X_RDY);
     return (Wire.endTransmission() == 0);
 }
 

From ee46111cc845410a9fe6cf23e843483b65acbde9 Mon Sep 17 00:00:00 2001
From: ms34me <10122657+ms34me@users.noreply.github.com>
Date: Wed, 26 Jul 2017 19:48:18 -0700
Subject: [PATCH 2/2] updated example

testConnection() now sends config settings. So, it had to be moved to AFTER the setup of ConfigRegShdw
---
 Examples/ReadLoop/ReadLoop.ino | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/Examples/ReadLoop/ReadLoop.ino b/Examples/ReadLoop/ReadLoop.ino
index 47099e9..93e0a25 100644
--- a/Examples/ReadLoop/ReadLoop.ino
+++ b/Examples/ReadLoop/ReadLoop.ino
@@ -14,15 +14,17 @@ void setup() {
   while (!Serial) {}  // wait for Serial comms to become ready
   Serial.println("Starting up");
   Serial.println("Testing device connection...");
-    Serial.println(myADC.testConnection() ? "MCP342X connection successful" : "MCP342X connection failed");
-    
+  
   myADC.configure( MCP342X_MODE_CONTINUOUS |
                    MCP342X_CHANNEL_1 |
                    MCP342X_SIZE_16BIT |
                    MCP342X_GAIN_1X
                  );
-
-  Serial.println(myADC.getConfigRegShdw(), HEX);
+  
+  Serial.print("ConfigRegShdw: 0b"); 
+  Serial.println(myADC.getConfigRegShdw(), BIN); // verify the settings
+  
+  Serial.println(myADC.testConnection() ? "MCP342X connection successful" : "MCP342X connection failed");
   
 }  // End of setup()