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node-red-nodes/hardware/intel/mraa-gpio-pwm.js

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2015-09-21 18:03:50 +02:00
module.exports = function(RED) {
var m = require('mraa');
function gpioPWM(n) {
RED.nodes.createNode(this, n);
this.pin = Number(n.pin);
this.period = Number(n.period) || 100;
var node = this;
node.p = new m.Pwm(node.pin);
//node.p.dir(m.DIR_OUT);
//node.p.mode(m.PIN_PWM);
node.p.enable(true);
node.p.period_ms(node.period);
node.on("input", function(msg) {
if (msg.payload) {
node.p.write(Number(msg.payload));
}
});
this.on('close', function() {
node.p.enable(false);
Add IOT2050 board into mraa Intel nodes (#940) * mraa-gpio-led: add led This patch introduces LED node in GPIO category. Signed-off-by: zengchao <chao.zeng@siemens.com> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> * mraa-gpio-ain: add iot2050 board Add IOT2050 board in list of possible boards. Signed-off-by: zengchao <chao.zeng@siemens.com> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> * mraa-gpio-dout: add iot2050 board Add IOT2050 board into list of possible boards. Signed-off-by: zengchao <chao.zeng@siemens.com> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> * mraa-gpio-pwm: add iot2050 board Add IOT2050 board into list of possible boards. Signed-off-by: zengchao <chao.zeng@siemens.com> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> * mraa-gpio: clean up on close for ain, pwm, dout Required as nodejs will only lazily delete the node objects, and we may race with the next user requesting the resources. Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> * mraa-gpio-din: add USER button Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: zengchao <chao.zeng@siemens.com> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com> Signed-off-by: Ivan Mikhaylov <ivan.mikhaylov@siemens.com> Co-authored-by: Jan Kiszka <jan.kiszka@siemens.com>
2022-09-06 14:19:28 +02:00
node.p.close();
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});
}
RED.nodes.registerType("mraa-gpio-pwm", gpioPWM);
RED.httpAdmin.get('/mraa-gpio/:id', RED.auth.needsPermission('mraa-gpio.read'), function(req,res) {
res.json(m.getPlatformType());
});
RED.httpAdmin.get('/mraa-version/:id', RED.auth.needsPermission('mraa-version.read'), function(req,res) {
res.json(m.getVersion());
});
}