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Code Issues Releases Wiki Activity

Add dim command

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This commit is contained in:
Nick O'Leary 2016-03-04 22:23:43 +00:00
parent f4971aff69
commit 9301ab6c97
5 changed files with 22 additions and 3 deletions
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6
hardware/sensehat/README.md
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@ -118,3 +118,9 @@ The following message properties can be used to customise the appearance:
- `msg.color` - the colour of the text, default: `white`
- `msg.background` - the colour of the background, default: `off`
- `msg.speed` - the scroll speed. A value in the range 1 (slower) to 5 (faster), default: `3`
#### Set the screen brightness
Format: `D<level>`
`level` must be 0 (low) or 1 (high).

2
hardware/sensehat/package.json
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@ -1,6 +1,6 @@
{
"name" : "node-red-node-pi-sense-hat",
"version" : "0.0.5",
"version" : "0.0.6",
"description" : "A Node-RED node to interact with a Raspberry Pi Sense HAT",
"repository" : {
"type":"git",

4
hardware/sensehat/sensehat.html
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@ -130,6 +130,10 @@ To scroll a single character, append a blank space after it - <code>"A "</code>.
<li><code>msg.background</code> - the colour of the background, default: <code>off</code></li>
<li><code>msg.speed</code> - the scroll speed. A value in the range 1 (slower) to 5 (faster), default: <code>3</code></li>
</ul>
<p><b>Set the screen brightness</b></p>
<p>Format: <code>D&lt;level&gt;</code></p>
<p><code>level</code> must be 0 (low) or 1 (high).</p>
</script>
<script type="text/javascript">
RED.nodes.registerType('rpi-sensehat in',{

7
hardware/sensehat/sensehat.js
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@ -232,8 +232,8 @@ module.exports = function(RED) {
HAT.close(this,done);
});
var handleTextMessage = function(line,msg) {
var textCol = colours.getRGB(msg.color||msg.colour);
var backCol = colours.getRGB(msg.background);
var textCol = colours.getRGB(msg.color||msg.colour)||"255,255,255";
var backCol = colours.getRGB(msg.background)||"0,0,0";
var speed = null;
if (!isNaN(msg.speed)) {
speed = msg.speed;
@ -245,6 +245,7 @@ module.exports = function(RED) {
command += ","+backCol;
}
}
if (speed) {
var s = parseInt(speed);
if (s >= 1 && s <= 5) {
@ -325,6 +326,8 @@ module.exports = function(RED) {
command = line.toUpperCase();
} else if (/^F(H|V)$/i.test(line)) {
command = line.toUpperCase();
} else if (/^D(0|1)$/i.test(line)) {
command = line.toUpperCase();
} else {
command = handleTextMessage(line,msg);
}

6
hardware/sensehat/sensehat.py
View File

@ -21,6 +21,7 @@
# F[H|V] - flip horizontal|vertical
# X[0|1] - high frequency reporting (accel/gyro/orientation/compass) off|on
# Y[0|1] - low frequency reporting (temperature/humidity/pressure) off|on
# D[0|1] - Set light level low|high
#
# Outputs:
# Xaccel.x,y,z,gyro.x,y,z,orientation.roll,pitch,yaw,compass
@ -126,6 +127,11 @@ def process_command(data):
lf_enabled = False
else:
lf_enabled = True
elif data[0] == "D":
if data[1] == '0':
SH.low_light = True
else:
SH.low_light = False
else:
if threading.activeCount() == 2:
scroll.interrupt()