frodovdr/node-red-nodes
1
0
Fork 0
mirror of https://github.com/node-red/node-red-nodes.git synced 2023-10-10 13:36:58 +02:00
Code Issues Releases Wiki Activity

Fix PiFace node initial state so it works...

Browse Source 
(which it never did… oops! )
This commit is contained in:
Dave Conway-Jones 2016-01-03 12:25:08 +00:00
parent 0662354ec3
commit 7408cf7674
4 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
hardware/PiFace/37-rpi-piface.html
View File

@ -63,6 +63,8 @@
<p>The <b>msg.topic</b> is set to <i>piface/{the pin number}</i></p> <p>The <b>msg.topic</b> is set to <i>piface/{the pin number}</i></p>
<p>Requires the WiringPi gpio command in order to work.</p> <p>Requires the WiringPi gpio command in order to work.</p>
<p><b>Note:</b> This node currently polls the pin every 250mS. This is not ideal as it loads the cpu.</p> <p><b>Note:</b> This node currently polls the pin every 250mS. This is not ideal as it loads the cpu.</p>
<p><b>Note:</b> Some versions of the PiFace relabelled the switch inputs to be 0 - 7 instead of 1 - 8.
We cannot automatically detect this so the user will have to apply some common sense.</p>
</script> </script>
<script type="text/javascript"> <script type="text/javascript">

5
hardware/PiFace/37-rpi-piface.js
View File

@ -99,6 +99,8 @@ module.exports = function(RED) {
function PiFACEOutNode(n) { function PiFACEOutNode(n) {
RED.nodes.createNode(this,n); RED.nodes.createNode(this,n);
this.pin = pintable[n.pin]; this.pin = pintable[n.pin];
this.set = n.set;
this.level = n.level;
var node = this; var node = this;
if (node.pin) { if (node.pin) {
if (node.set) { if (node.set) {
@ -123,10 +125,9 @@ module.exports = function(RED) {
} }
} }
exec("gpio load spi",function(err,stdout,stderr) { exec("gpio load spi",function(err,stdout,stderr) {
if (err) { if (err) {
util.log('[37-rpi-piface.js] Error: "gpio load spi" command failed for some reason.'); util.log('[37-rpi-piface.js] Error: "gpio load spi" command failed. Check device tree is disabled.');
} }
RED.nodes.registerType("rpi-piface in",PiFACEInNode); RED.nodes.registerType("rpi-piface in",PiFACEInNode);
RED.nodes.registerType("rpi-piface out",PiFACEOutNode); RED.nodes.registerType("rpi-piface out",PiFACEOutNode);

4
hardware/PiFace/README.md
View File

@ -5,6 +5,10 @@ node-red-node-piface
<a href="http://www.piface.org.uk/products/piface_digital/" target="_new">PiFace Digital</a> <a href="http://www.piface.org.uk/products/piface_digital/" target="_new">PiFace Digital</a>
add-on board for a Raspberry-Pi. add-on board for a Raspberry-Pi.
**Note:** Some later versions of the PiFace relabelled the switch inputs to be `0 - 7`
instead of `1 - 8` as on the original boards.
We cannot automatically detect this so the user will have to apply some common sense.
Install Install
------- -------

2
hardware/PiFace/package.json
View File

@ -1,6 +1,6 @@
{ {
"name" : "node-red-node-piface", "name" : "node-red-node-piface",
"version" : "0.0.4", "version" : "0.0.5",
"description" : "Node-RED nodes to read from and write to a PiFace Digital Raspberry Pi add-on board", "description" : "Node-RED nodes to read from and write to a PiFace Digital Raspberry Pi add-on board",
"dependencies" : { "dependencies" : {
}, },