weblab-instrument/inst-driver/pwr/channel.js

communication with instrument through usb

const propMethod = require('../dev/propMethod.js');

// const debug  =  require('debug');

// const log  =  debug('pwr_channel:log');

function Channel() {
    this.iout = '0';
    this.vout = '0';
    this.iset = '0';
    this.vset = '0';
}

Channel.prototype.cmdHandler = {
    ISET: {
        setHelper(chObj, arg) {
            chObj.iset = arg;
        },
        getHandler(chObj, res) {
            // console.log(`ISet return: ${res}`);
            res = res.slice(0, -1);
            chObj.iset = res.toString();
            return true;
        },
    },
    VSET: {
        setHelper(chObj, arg) {
            chObj.vset = arg;
            return true;
        },
        getHandler(chObj, res) {
            // console.log(`VSet return: ${res}`);
            res = res.slice(0, -1);
            chObj.vset = res.toString();
            return true;
        },
    },
    IOUT: {
        getHandler(chObj, res) {
            // console.log(`VSet return: ${res}`);
            res = res.slice(0, -1);
            chObj.iout = res.toString();
            return true;
        },
    },
    VOUT: {
        getHandler(chObj, res) {
            // console.log(`VSet return: ${res}`);
            res = res.slice(0, -1);
            chObj.vout = res.toString();
            return true;
        },
    },
};

exports.initPwrChanObj = function initPwrChanObj(id) {
    const chanCmd = new Channel();

    chanCmd.id = id;
    chanCmd.prop = propMethod.CreatMethod.call(this, id);
    return chanCmd;
};