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< script type = "text/html" data-template-name = "pi-gpiod in" >
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< style >
.pinTable {
width: 300px;
display: inline-table;
font-size: 13px;
height: 380px;
min-height: 380px;
max-height: 380px;
}
.pinTableBody {
width: 300px;
display: table-row-group;
line-height: 12px;
}
.pinTableRow {
width: 300;
display: table-row;
height: 14px;
}
.pinTableCellL {
width: 150px;
display: table-cell;
text-align: right;
padding-right: 4px;
vertical-align: top;
border: 1px solid #444;
}
.pinTableCellR {
width: 150px;
display: table-cell;
text-align: left;
padding-left: 4px;
vertical-align: top;
border: 1px solid #000;
}
.pinColorPower {
background-color:#FECBCE;
}
.pinColorGround {
background-color:#DDDDDD;
}
.pinColorGPIO {
background-color:#BFEBBF;
}
.pinColorDual {
background-color:#D0E6F4;
}
.pinColorSD {
background-color:#FFFDD0;
}
< / style >
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< div class = "form-row" >
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< label > < i class = "fa fa-circle" > < / i > < span data-i18n = "pi-gpiod.label.gpiopin" > < / span > < / label >
< input type = "text" id = "node-input-pin" style = "display:none;" >
< div class = "pinTable" >
< div class = "pinTableBody" > < form id = "pinform" style = "height:380px; max-height:380px; margin:initial;" >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorPower" > 3.3V Power - 1 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorPower" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 2 - 5V Power< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SDA1 - GPIO02 - 3 < input type = "radio" name = "pins" value = "2" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorPower" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 4 - 5V Power< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SCL1 - GPIO03 - 5 < input type = "radio" name = "pins" value = "3" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 6 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO04 - 7 < input type = "radio" name = "pins" value = "4" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "14" style = "width:auto;" > 8 - GPIO14 - TxD< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 9 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "15" style = "width:auto;" > 10 - GPIO15 - RxD< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO17 - 11 < input type = "radio" name = "pins" value = "17" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "18" style = "width:auto;" > 12 - GPIO18< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO27 - 13 < input type = "radio" name = "pins" value = "27" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 14 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO22 - 15 < input type = "radio" name = "pins" value = "22" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "23" style = "width:auto;" > 16 - GPIO23< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorPower" > 3.3V Power - 17 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "24" style = "width:auto;" > 18 - GPIO24< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > MOSI - GPIO10 - 19 < input type = "radio" name = "pins" value = "10" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 20 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > MISO - GPIO09 - 21 < input type = "radio" name = "pins" value = "9" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "25" style = "width:auto;" > 22 - GPIO25< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SCLK - GPIO11 - 23 < input type = "radio" name = "pins" value = "11" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "8" style = "width:auto;" > 24 - GPIO8 - CE0< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 25 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "7" style = "width:auto;" > 26 - GPIO7 - CE1< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorSD" > SD - 27 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorSD" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 28 - SC< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO05 - 29 < input type = "radio" name = "pins" value = "5" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 30 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO06 - 31 < input type = "radio" name = "pins" value = "6" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "12" style = "width:auto;" > 32 - GPIO12< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO13 - 33 < input type = "radio" name = "pins" value = "13" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 34 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO19 - 35 < input type = "radio" name = "pins" value = "19" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "16" style = "width:auto;" > 36 - GPIO16< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO26 - 37 < input type = "radio" name = "pins" value = "26" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "20" style = "width:auto;" > 38 - GPIO20< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 39 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "21" style = "width:auto;" > 40 - GPIO21< / div >
< / div >
< / form > < / div >
< / div >
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< / div >
< div class = "form-row" >
< label for = "node-input-intype" > < i class = "fa fa-level-up" > < / i > < span data-i18n = "pi-gpiod.label.resistor" > < / span > < / label >
< select type = "text" id = "node-input-intype" style = "width:100px;" >
< option value = "PUD_OFF" data-i18n = "pi-gpiod.resistor.none" > < / option >
< option value = "PUD_UP" data-i18n = "pi-gpiod.resistor.pullup" > < / option >
< option value = "PUD_DOWN" data-i18n = "pi-gpiod.resistor.pulldown" > < / option >
< / select >
< span data-i18n = "pi-gpiod.label.debounce" > < / span >
< input type = "text" id = "node-input-debounce" style = "width:47px; text-align:right" / > mS
< / div >
< div class = "form-row" >
< label > < / label >
< input type = "checkbox" id = "node-input-read" style = "display:inline-block; width:auto; vertical-align:top;" >
< label for = "node-input-read" style = "width:70%;" > < span data-i18n = "pi-gpiod.label.readinitial" > < / span > < / label >
< / div >
< div class = "form-row" >
< label for = "node-input-host" > < i class = "fa fa-globe" > < / i > < span data-i18n = "pi-gpiod.label.host" > < / label >
< input type = "text" id = "node-input-host" data-i18n = "[placeholder]pi-gpiod.place.host" style = "width:250px;" >
< input type = "number" id = "node-input-port" data-i18n = "[placeholder]pi-gpiod.place.port" style = "width:65px;" >
< / div >
< div class = "form-row" >
< label for = "node-input-name" > < i class = "fa fa-tag" > < / i > < span data-i18n = "node-red:common.label.name" > < / span > < / label >
< input type = "text" id = "node-input-name" data-i18n = "[placeholder]node-red:common.label.name" >
< / div >
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< div class = "form-tips" > < span data-i18n = "[html]pi-gpiod.tip.in" > < / span > < / div >
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< div class = "form-tips" id = "pin-tip" > Pins marked in blue are dual use. Make sure they are not enabled for
their other use before using as GPIO.< / div >
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< / script >
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< script type = "text/html" data-help-name = "pi-gpiod in" >
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< p > Raspberry Pi input node. Generates a < code > msg.payload< / code > with either a
0 or 1 depending on the state of the input pin.
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Requires the < a href = "http://abyz.me.uk/rpi/pigpio/index.html" target = "_new" > pi-gpiod< / a >
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daemon to be running on the host computer in order to work.< / p >
< p > < b > Outputs< / b >
< ul >
< li > < code > msg.payload< / code > - < i > number< / i > - the level of the pin (0 or 1).< / li >
< li > < code > msg.topic< / code > - < i > string< / i > - pi/{the pin number}< / li >
< / ul >
< p > < b > Details< / b > < / p >
< p > You may also enable the input pullup resistor ↑ or the pulldown resistor ↓ .< / p >
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< p > If using with Docker on Pi then the default Host IP should be < code > 172.17.0.1< / code > . You will also need to run < code > sudo pigpiod< / code > on the host.< / p >
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< p > < b > Note:< / b > the pin numbers refer the physical pin numbers on connector P1 as they are easier to locate.< / p >
< / script >
< script type = "text/javascript" >
var bcm2pin = {
"2":"3", "3":"5", "4":"7", "14":"8", "15":"10", "17":"11", "18":"12", "27":"13", "22":"15",
"23":"16", "24":"18", "10":"19", "9":"21", "25":"22", "11":"23", "8":"24", "7":"26",
"5":"29", "6":"31", "12":"32", "13":"33", "19":"35", "16":"36", "26":"37", "20":"38", "21":"40"
};
RED.nodes.registerType('pi-gpiod in',{
category: 'Raspberry Pi',
color:"#c6dbef",
defaults: {
name: { value:"" },
host: { value:"localhost" },
port: { value:8888 },
pin: { value:"", required:true, validate:RED.validators.number() },
intype: { value:"PUD_OFF" },
debounce: { value:"25" },
read: { value:false }
},
inputs:0,
outputs:1,
icon: "rpi.png",
label: function() {
var suf = "";
if (this.intype === "PUD_UP") { suf = "↑ "}
if (this.intype === "PUD_DOWN") { suf = "↓ "}
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return this.name || "PIN: "+suf+bcm2pin[this.pin] ;
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},
labelStyle: function() {
return this.name?"node_label_italic":"";
},
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outputLabels: function() { return "GPIO"+this.pin; },
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paletteLabel: "pi gpiod",
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oneditprepare: function() {
var pinnow = this.pin;
var pintip = this._("pi-gpiod.tip.pin");
var pinname = this._("pi-gpiod.pinname");
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$('#pinform input').on('change', function() {
this.pin = $("#pinform input[type='radio']:checked").val();
$("#node-input-pin").val(this.pin);
});
$("#node-input-pin").change(function () {
if ($("#node-input-pin").val()) {
$("#pinform input[value="+$("#node-input-pin").val()+"]").prop('checked', true);
}
});
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}
});
< / script >
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< script type = "text/html" data-template-name = "pi-gpiod out" >
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< style >
.pinTable {
width: 300px;
display: inline-table;
font-size: 13px;
height: 380px;
min-height: 380px;
max-height: 380px;
}
.pinTableBody {
width: 300px;
display: table-row-group;
line-height: 12px;
}
.pinTableRow {
width: 300;
display: table-row;
height: 14px;
}
.pinTableCellL {
width: 150px;
display: table-cell;
text-align: right;
padding-right: 4px;
vertical-align: top;
border: 1px solid #444;
}
.pinTableCellR {
width: 150px;
display: table-cell;
text-align: left;
padding-left: 4px;
vertical-align: top;
border: 1px solid #000;
}
.pinColorPower {
background-color:#FECBCE;
}
.pinColorGround {
background-color:#DDDDDD;
}
.pinColorGPIO {
background-color:#BFEBBF;
}
.pinColorDual {
background-color:#D0E6F4;
}
.pinColorSD {
background-color:#FFFDD0;
}
< / style >
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< div class = "form-row" >
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< label > < i class = "fa fa-circle" > < / i > < span data-i18n = "pi-gpiod.label.gpiopin" > < / span > < / label >
< input type = "text" id = "node-input-pin" style = "display:none;" >
< div class = "pinTable" >
< div class = "pinTableBody" > < form id = "pinform" style = "height:380px; max-height:380px; margin:initial;" >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorPower" > 3.3V Power - 1 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorPower" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 2 - 5V Power< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SDA1 - GPIO02 - 3 < input type = "radio" name = "pins" value = "2" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorPower" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 4 - 5V Power< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SCL1 - GPIO03 - 5 < input type = "radio" name = "pins" value = "3" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 6 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO04 - 7 < input type = "radio" name = "pins" value = "4" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "14" style = "width:auto;" > 8 - GPIO14 - TxD< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 9 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "15" style = "width:auto;" > 10 - GPIO15 - RxD< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO17 - 11 < input type = "radio" name = "pins" value = "17" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "18" style = "width:auto;" > 12 - GPIO18< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO27 - 13 < input type = "radio" name = "pins" value = "27" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 14 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO22 - 15 < input type = "radio" name = "pins" value = "22" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "23" style = "width:auto;" > 16 - GPIO23< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorPower" > 3.3V Power - 17 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "24" style = "width:auto;" > 18 - GPIO24< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > MOSI - GPIO10 - 19 < input type = "radio" name = "pins" value = "10" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 20 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > MISO - GPIO09 - 21 < input type = "radio" name = "pins" value = "9" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "25" style = "width:auto;" > 22 - GPIO25< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorDual" > SCLK - GPIO11 - 23 < input type = "radio" name = "pins" value = "11" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "8" style = "width:auto;" > 24 - GPIO8 - CE0< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 25 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorDual" > < input type = "radio" name = "pins" value = "7" style = "width:auto;" > 26 - GPIO7 - CE1< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorSD" > SD - 27 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorSD" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 28 - SC< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO05 - 29 < input type = "radio" name = "pins" value = "5" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 30 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO06 - 31 < input type = "radio" name = "pins" value = "6" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "12" style = "width:auto;" > 32 - GPIO12< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO13 - 33 < input type = "radio" name = "pins" value = "13" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGround" > < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > 34 - Ground< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO19 - 35 < input type = "radio" name = "pins" value = "19" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "16" style = "width:auto;" > 36 - GPIO16< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGPIO" > GPIO26 - 37 < input type = "radio" name = "pins" value = "26" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "20" style = "width:auto;" > 38 - GPIO20< / div >
< / div >
< div class = "pinTableRow" >
< div class = "pinTableCellL pinColorGround" > Ground - 39 < input disabled type = "radio" name = "pins" value = "" style = "width:auto;" > < / div >
< div class = "pinTableCellR pinColorGPIO" > < input type = "radio" name = "pins" value = "21" style = "width:auto;" > 40 - GPIO21< / div >
< / div >
< / form > < / div >
< / div >
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< / div >
< div class = "form-row" id = "node-set-pwm" >
< label > < span data-i18n = "pi-gpiod.label.type" > < / span > < / label >
< select id = "node-input-out" style = "width: 250px;" >
< option value = "out" data-i18n = "pi-gpiod.digout" > < / option >
< option value = "pwm" data-i18n = "pi-gpiod.pwmout" > < / option >
< option value = "ser" data-i18n = "pi-gpiod.servo" > < / option >
< / select >
< / div >
< div class = "form-row" id = "node-set-minimax" >
< label > < span data-i18n = "pi-gpiod.label.limits" > < / label >
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< span data-i18n = "pi-gpiod.label.min" > < / span > < input type = "text" id = "node-input-sermin" style = "width:70px;" > uS
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< span data-i18n = "pi-gpiod.label.max" > < / span > < input type = "text" id = "node-input-sermax" style = "width:70px;" > uS
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< / div >
< div class = "form-row" id = "node-set-tick" >
< label > < / label >
< input type = "checkbox" id = "node-input-set" style = "display:inline-block; width:auto; vertical-align:top;" >
< label for = "node-input-set" style = "width:70%;" > < span data-i18n = "pi-gpiod.label.initpin" > < / span > < / label >
< / div >
< div class = "form-row" id = "node-set-state" >
< label for = "node-input-level" > < / label >
< select id = "node-input-level" style = "width:250px;" >
< option value = "0" data-i18n = "pi-gpiod.initpin0" > < / option >
< option value = "1" data-i18n = "pi-gpiod.initpin1" > < / option >
< / select >
< / div >
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< div class = "form-row" id = "node-set-freq" >
< label for = "node-input-freq" > < span data-i18n = "rpi-gpio.label.freq" > < / span > < / label >
Frequency: < select id = "node-input-freq" style = "width:80px;" >
< option value = "8000" > 8000< / option >
< option value = "4000" > 4000< / option >
< option value = "2000" > 2000< / option >
< option value = "1600" > 1600< / option >
< option value = "1000" > 1000< / option >
< option value = "800" > 800< / option >
< option value = "500" > 500< / option >
< option value = "400" > 400< / option >
< option value = "320" > 320< / option >
< option value = "250" > 250< / option >
< option value = "200" > 200< / option >
< option value = "160" > 160< / option >
< option value = "80" > 80< / option >
< option value = "50" > 50< / option >
< option value = "40" > 40< / option >
< option value = "20" > 20< / option >
< option value = "10" > 10< / option >
< / select > Hz
< / div >
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< div class = "form-row" >
< label for = "node-input-host" > < i class = "fa fa-globe" > < / i > < span data-i18n = "pi-gpiod.label.host" > < / label >
< input type = "text" id = "node-input-host" placeholder = "localhost" style = "width:250px;" >
< input type = "number" id = "node-input-port" placeholder = "port" style = "width:65px;" >
< / div >
< div class = "form-row" >
< label for = "node-input-name" > < i class = "fa fa-tag" > < / i > < span data-i18n = "node-red:common.label.name" > < / span > < / label >
< input type = "text" id = "node-input-name" data-i18n = "[placeholder]node-red:common.label.name" >
< / div >
< div class = "form-tips" id = "dig-tip" > < span data-i18n = "[html]pi-gpiod.tip.dig" > < / span > < / div >
< div class = "form-tips" id = "pwm-tip" > < span data-i18n = "[html]pi-gpiod.tip.pwm" > < / span > < / div >
< div class = "form-tips" id = "ser-tip" > < span data-i18n = "[html]pi-gpiod.tip.ser" > < / span > < / div >
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< div class = "form-tips" id = "pin-tip" > Pins marked in blue are dual use. Make sure they are not enabled for
their other use before using as GPIO.< / div >
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< / script >
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< script type = "text/html" data-help-name = "pi-gpiod out" >
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< p > Raspberry Pi output node. Can be used in Digital, PWM or Servo modes. Requires the
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< a href = "http://abyz.me.uk/rpi/pigpio/index.html" target = "_new" > pi-gpiod< / a > daemon to be running in order to work.< / p >
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< p > < b > Inputs< / b >
< ul >
< li > < code > msg.payload< / code > - < i > number | string< / i > - 0,1 (Digital), 0-100 (PWM, Servo)< / li >
< / ul >
< p > < b > Details< / b > < / p >
< p > Digital mode expects a < code > msg.payload< / code > with either a 0 or 1 (or true or false),
and will set the selected physical pin high or low depending on the value passed in.< / p >
< p > The initial value of the pin at deploy time can also be set to 0 or 1.< / p >
< p > When using PWM and Servo modes, the input value should be a number 0 - 100, and can be floating point.< / p >
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< p > In Servo mode you can stop the output by sending a < code > msg.payload< / code > of < code > null< / code > or < code > ""< / code > .< / p >
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< p > If using with Docker on Pi then the default Host IP should be < code > 172.17.0.1< / code > . You will also need to run < code > sudo pigpiod< / code > on the host.< / p >
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< p > < b > Note< / b > : the pin numbers refer the physical pin numbers on connector P1 as they are easier to locate.< / p >
< / script >
< script type = "text/javascript" >
var bcm2pin = {
"2":"3", "3":"5", "4":"7", "14":"8", "15":"10", "17":"11", "18":"12", "27":"13", "22":"15",
"23":"16", "24":"18", "10":"19", "9":"21", "25":"22", "11":"23", "8":"24", "7":"26",
"5":"29", "6":"31", "12":"32", "13":"33", "19":"35", "16":"36", "26":"37", "20":"38", "21":"40"
};
RED.nodes.registerType('pi-gpiod out',{
category: 'Raspberry Pi',
color:"#c6dbef",
defaults: {
name: { value:"" },
host: { value:"localhost" },
port: { value:8888 },
pin: { value:"", required:true, validate:RED.validators.number() },
set: { value:"" },
level: { value:"0" },
out: { value:"out" },
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sermin: { value:"1000" },
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sermax: { value:"2000" },
freq: { value:"800" }
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},
inputs:1,
outputs:0,
icon: "rpi.png",
align: "right",
label: function() {
if (this.out === "pwm") { return this.name || "PWM: "+bcm2pin[this.pin]; }
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else if (this.out === "ser") { return this.name || "Servo: "+bcm2pin[this.pin]; }
else {
var suf = "";
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if (this.set === true) { suf = (this.level === "1") ? "¹ " : "₀ "; }
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return this.name || "PIN: " + bcm2pin[this.pin] + suf ;
}
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},
labelStyle: function() {
return this.name?"node_label_italic":"";
},
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inputLabels: function() { return "GPIO"+this.pin; },
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paletteLabel: "pi gpiod",
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oneditprepare: function() {
var pinnow = bcm2pin[this.pin];
var pintip = this._("pi-gpiod.tip.pin");
var pinname = this._("pi-gpiod.pinname");
if (!$("#node-input-out").val()) { $("#node-input-out").val("out"); }
var hidestate = function () {
if ($("#node-input-out").val() === "pwm") {
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$('#node-set-freq').show();
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$('#node-set-tick').hide();
$('#node-set-state').hide();
$('#node-set-minimax').hide();
$('#node-input-set').prop('checked', false);
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$('#dig-tip').hide();
$('#pwm-tip').show();
$('#ser-tip').hide();
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}
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else if ($("#node-input-out").val() === "ser") {
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$('#node-set-freq').hide();
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$('#node-set-tick').hide();
$('#node-set-state').hide();
$('#node-set-minimax').show();
$('#node-input-set').prop('checked', false);
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$('#dig-tip').hide();
$('#pwm-tip').hide();
$('#ser-tip').show();
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}
else {
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$('#node-set-freq').hide();
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$('#node-set-tick').show();
$('#node-set-minimax').hide();
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$('#dig-tip').show();
$('#pwm-tip').hide();
$('#ser-tip').hide();
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}
};
$("#node-input-out").change(function () { hidestate(); });
hidestate();
var setstate = function () {
if ($('#node-input-set').is(":checked")) {
$("#node-set-state").show();
} else {
$("#node-set-state").hide();
}
};
$("#node-input-set").change(function () { setstate(); });
setstate();
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$('#pinform input').on('change', function() {
this.pin = $("#pinform input[type='radio']:checked").val();
$("#node-input-pin").val(this.pin);
});
$("#node-input-pin").change(function () {
if ($("#node-input-pin").val()) {
$("#pinform input[value="+$("#node-input-pin").val()+"]").prop('checked', true);
}
});
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}
});
< / script >
