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ModbustcpLine.js
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175 lines (163 loc) · 6.61 KB
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/*
software control:
- variables not empty
- variables only number
- variables have a range
*/
'use strict'
var Data;
// library
const modbus = require("jsmodbus");
const net = require('net');
const readline = require("readline");
// Input data
const rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
rl.on("close", function() {
process.exit(0);
});
repeat();
function repeat(){
rl.question("ipaddress: ", function(ip){
//console.log(typeof(ip));
rl.question("port (default 502): ", function(port){
//console.log({port});
rl.question("slave address: ", function(slaveid){
//console.log({slaveid});
rl.question("FC: ", function(functionCode){
//console.log({functionCode});
rl.question("Start register or register: ", function(register){
//console.log({register})
console.log([{"ip":ip},{"port":port},{"slave":slaveid},{"fc":functionCode},{"reg":register}],"your selection")
const socket = new net.Socket()
const options = {
//'host':'localhost',
'host': ip,
'port': port
}
const client = new modbus.client.TCP(socket)
switch(functionCode){
case "1":
socket.on('connect', function (fc_1) {
client.readCoils(register,1)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "2":
socket.on('connect', function (fc_2) {
client.readDiscreteInputs(register,1)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "3":
socket.on('connect', function (fc_3) {
client.readHoldingRegisters(register,10)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "4":
socket.on('connect', function (fc_4) {
client.readDiscreteInputs(register,1)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "5":
rl.question("register value: ", function(value){
var values = parseInt(value,2)
client.writeSingleCoil(register,values)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "6":
rl.question("register value: ", function(value){
var values = parseInt(value,10)
client.writeSingleRegister(register,values)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "15":
rl.question("array of value: ", function(str){
var values=str.split`,`.map(x=>+x)
client.writeMultipleCoils(register,values)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
case "16":
rl.question("array of value: ", function(str){
var values=str.split`,`.map(x=>+x)
client.writeMultipleRegisters(register,values)
.then(function (resp) {
console.log(resp)
socket.end()
}).catch(function () {
console.error(arguments)
socket.end()
})})
socket.on('error', console.error)
socket.connect(options)
break;
}
})
})
})
})
})
}
rl.question("another request? 1 or 0: ", function(answer){
if(answer == 1){
repeat();
}else{
rl.close();
}
})