zx_bms_uni/common/bluetooth/BMSSet/FMBMS.js

const common = require('../../common.js');
function bmsParameterTypeSetValue(device) {
    var cmd = '';
    switch (device.name) {
        case '0xAF': //电池类型
        case '0x9D': //主动均衡控制开关
        case '0xB8':
            //是否启动电流校准
            var value = device.name.slice(2) + common.dec2hex(device.value, 2);
            cmd = setBMSParams(value);
            break;
        case '0xBC':
            //恢复出厂设置
            var value = device.name.slice(2) + common.dec2hex(1, 2);
            cmd = setBMSParams(value);
            break;
        case '0xAA': //电池标称容量
        case '0xB9':
            //电池实际容量
            var value = device.name.slice(2) + common.dec2hex(device.value, 8);
            cmd = setBMSParams(value);
            break;
        case '0xB0': //休眠等待时间
        case '0x92': //单体过压保护延时
        case '0x95': //单体欠压保护延时
        case '0x99': //充电过流保护
        case '0x97': //放电过流保护
        case '0xA3': //充电高温保护
        case '0xA6': //充电低温保护恢复值
        case '0xA4': //放电高温保护
        case '0xA2': //温差保护
        case '0x9E': //功率管温度保护
        case '0x9F': //功率管温度保护恢复值
        case '0xA0': //电池箱内温度保护
        case '0xA1': //电池箱内温度保护恢复值
        case '0xAD':
            //电流校准
            var value = device.name.slice(2) + common.dec2hex(device.value, 4);
            cmd = setBMSParams(value);
            break;
        case '0x90': //单体过压保护
        case '0x91': //单体过压恢复电压
        case '0x93': //单体欠压保护
        case '0x94': //单体欠压恢复电压
        case '0x96': //压差保护
        case '0x9B': //均衡开启电压
        case '0x9C':
            //均衡开启压差
            var value = device.name.slice(2) + common.dec2hex((device.value - 0) * 1000, 4);
            cmd = setBMSParams(value);
            break;
        case '0x8E': //总压过压保护
        case '0x8F':
            //总压欠压保护
            var value = device.name.slice(2) + common.dec2hex((device.value - 0) * 100, 4);
            cmd = setBMSParams(value);
            break;
        case '0xA5': //充电低温保护
        case '0xA7': //放电低温保护
        case '0xA8':
            //放电低温保护恢复值
            var value = device.name.slice(2) + common.neInt2hex(device.value, 4);
            cmd = setBMSParams(value);
            break;
        case '0xCE':
            //应急启动
            var value = device.name.slice(2) + common.dec2hex(1, 2);
            cmd = setBMSParams(value);
            break;
        default:
            cmd = '';
    }
    // console.log(cmd);
    return cmd;
}
function setBMSParams(value) {
    var header = '4E57';
    // var midType = "00000000020100"
    var midType = '00000000020300';
    var end = '0000000068';
    //内容部分
    const cmdLength = (midType + value + end).length / 2 + 6;
    var cmdLenHex = common.dec2hex(cmdLength, 4); //长度
    var cmdList = common.hexToList(header + cmdLenHex + midType + value + end);
    //校检
    var CRCHex = common.arrayToIntHex(cmdList); //CRC校检位
    //下发整体内容
    var cmdHex = header + cmdLenHex + midType + value + end + CRCHex;
    return cmdHex;
}
module.exports = {
    setBMSParams: setBMSParams,
    bmsParameterTypeSetValue: bmsParameterTypeSetValue
};