From d4faa55ab83fc05262472b26a46963501a2785bb Mon Sep 17 00:00:00 2001
From: Dave Conway-Jones <conway@uk.ibm.com>
Date: Mon, 29 Nov 2021 08:49:45 +0000
Subject: [PATCH] tidy up mcp3008 init

---
 hardware/mcp3008/package.json | 2 +-
 hardware/mcp3008/pimcp3008.js | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/hardware/mcp3008/package.json b/hardware/mcp3008/package.json
index 2efdca9e..ad66ba2f 100644
--- a/hardware/mcp3008/package.json
+++ b/hardware/mcp3008/package.json
@@ -1,6 +1,6 @@
 {
     "name"          : "node-red-node-pi-mcp3008",
-    "version"       : "0.5.1",
+    "version"       : "0.5.2",
     "description"   : "A Node-RED node to read from the MCP3008 Analogue to Digital Converter",
     "dependencies"  : {
         "mcp-spi-adc": "^3.2.0"
diff --git a/hardware/mcp3008/pimcp3008.js b/hardware/mcp3008/pimcp3008.js
index b39c63f1..0334847c 100644
--- a/hardware/mcp3008/pimcp3008.js
+++ b/hardware/mcp3008/pimcp3008.js
@@ -25,12 +25,12 @@ module.exports = function(RED) {
         RED.nodes.createNode(this,n);
         this.pin = n.pin || 0;
         this.interval = n.interval || 1000;
-        this.dnum = parseInt(n.dnum || 0);
-        this.bus = parseInt(n.bus || 0);
+        this.dnum = parseInt(n.dnum) || 0;
+        this.bus = parseInt(n.bus) || 0;
         this.dev = n.dev || "3008";
         this.mcp3xxx = [];
         this.cb = function (err) { if (err) { node.error("Error: "+err); } };
-        this.opt = { speedHz:20000, deviceNumber:node.dnum, busNumber:node.bus };
+        this.opt = { speedHz:20000, deviceNumber:this.dnum, busNumber:this.bus };
         var chans = parseInt(this.dev.substr(3));
         var node = this;