https://github.com/Koenkk/zigbee2mqtt/issues/17363

ext.js

const fz = require('zigbee-herdsman-converters/converters/fromZigbee');
const tz = require('zigbee-herdsman-converters/converters/toZigbee');
const exposes = require('zigbee-herdsman-converters/lib/exposes');
const reporting = require('zigbee-herdsman-converters/lib/reporting');
const extend = require('zigbee-herdsman-converters/lib/extend');
const ota = require('zigbee-herdsman-converters/lib/ota');
const tuya = require('zigbee-herdsman-converters/lib/tuya');
const utils = require('zigbee-herdsman-converters/lib/utils');
const globalStore = require('zigbee-herdsman-converters/lib/store');
const e = exposes.presets;
const ea = exposes.access;

const tzLocal = {
    ...tuya.tz.datapoints,
    // TODO: when merging update keys correctly
    key: [
        'temperature_unit', 'temperature_calibration', 'humidity_calibration', 'alarm_switch',
        'state', 'brightness', 'min_brightness', 'max_brightness', 'power_on_behavior', 'position',
        'countdown', 'light_type', 'silence', 'self_test', 'child_lock', 'open_window', 'open_window_temperature', 'frost_protection',
        'system_mode', 'heating_stop', 'current_heating_setpoint', 'local_temperature_calibration', 'preset', 'boost_timeset_countdown',
        'holiday_start_stop', 'holiday_temperature', 'comfort_temperature', 'eco_temperature', 'working_day',
        'week_schedule_programming', 'online', 'holiday_mode_date', 'schedule', 'schedule_monday', 'schedule_tuesday',
        'schedule_wednesday', 'schedule_thursday', 'schedule_friday', 'schedule_saturday', 'schedule_sunday', 'clear_fault',
        'scale_protection', 'error', 'radar_scene', 'radar_sensitivity', 'tumble_alarm_time', 'tumble_switch', 'fall_sensitivity',
        'min_temperature', 'max_temperature', 'window_detection', 'boost_heating', 'alarm_ringtone', 'alarm_time', 'fan_speed',
        'reverse_direction', 'border', 'click_control', 'work_state', 'motor_speed', 'mode', 'factory_reset', 'upper_limit', 'bottom_limit',
    ],
}

const valueConverter = {
    setTrue: {
        to: async (v, meta) => true,
        from: (v, meta, options) => {
            return undefined;
        },
    },
};

const definition  = {
    fingerprint: [{modelID: 'TS0601', manufacturerName: '_TZE200_zah67ekd'}],
    model: 'TS0601_cover_custom',
    vendor: 'TuYa',
    description: 'Curtain motor/roller blind motor/window pusher/tubular motor',
    fromZigbee: [tuya.fz.datapoints],
    toZigbee: [tzLocal],
    exposes: [
        e.cover_position().setAccess('position', ea.STATE_SET),
        exposes.enum('motor_direction', ea.STATE_SET, ['normal', 'reversed']).withDescription('Set the motor direction'),
        exposes.numeric('motor_speed', ea.STATE_SET).withValueMin(0).withValueMax(255).withDescription('Motor speed').withUnit('rpm'),
        exposes.enum('opening_mode', ea.STATE_SET, ['tilt', 'lift']).withDescription('Opening mode'),
        exposes.enum('set_upper_limit', ea.SET, ['SET']).withDescription('Set the upper limit, to reset limits use factory_reset'),
        exposes.enum('set_bottom_limit', ea.SET, ['SET']).withDescription('Set the bottom limit, to reset limits use factory_reset'),
        exposes.binary('factory_reset', ea.STATE_SET, true, false).withDescription('Factory reset the device'),
    ],
    meta: {
        tuyaDatapoints: [
            [1, 'state', tuya.valueConverterBasic.lookup({'OPEN': tuya.enum(0), 'STOP': tuya.enum(1), 'CLOSE': tuya.enum(2)})],
            [2, 'position', tuya.valueConverter.coverPosition],
            [3, 'position', tuya.valueConverter.raw],
            [5, 'motor_direction', tuya.valueConverterBasic.lookup({'normal': tuya.enum(0), 'reversed': tuya.enum(1)})],
            [7, null, null], // work_state, not usefull, ignore
            [101, 'opening_mode', tuya.valueConverterBasic.lookup({'tilt': tuya.enum(0), 'lift': tuya.enum(1)})],
            [102, 'factory_reset', tuya.valueConverter.raw],
            [103, 'set_upper_limit', valueConverter.setTrue],
            [104, 'set_bottom_limit', valueConverter.setTrue],
            [105, 'motor_speed', tuya.valueConverter.raw],
        ],
    },
};

module.exports = definition;