DYP-A02-V2.0 Integration Guide (ThinkLink + EdgeBus)

1. Sensor Overview

The DYP-A02-V2.0 Series is a high-performance distance measurement module built with a sealed, split-type waterproof probe. It features dust- and water-resistance (IP-rated), making it suitable for humid or harsh operating environments.

• Minimal blind zone: 3cm
• Industrial-grade reliability
• Low power consumption
• Flexible output modes

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2. Product Features

• Minimal blind zone: 3 cm
• Power supply: 3.3–5 V (RS-485 version: 5–24 V)
• Five selectable output modes
• Sealed split-type waterproof probe
• Operating temperature: −15°C to +60°C
• Storage temperature: −25°C to +80°C
• Standby current: < 5 µA
• ESD protection compliant with IEC 61000-4-2

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3. Product Advantages

• Strong anti-interference capability
• Stable and reliable output
• Fast response time
• High measurement accuracy
• Wide operating temperature range

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4. Applications

• Horizontal distance measurement
• Parking management systems
• Robot obstacle avoidance
• Object presence detection

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5. Hardware Specifications

DYP-RD product spec

Item	Value
Model	DYP-A02-V2.0
Interface	RS-485
Protocol	Modbus-RTU
Default Address	0x01
Baud Rate	9600 (default)
Power Supply	5–24 V
Standby Current	≤ 5 µA
Avg Current	≤ 15 mA
Peak Current	< 75 mA
Warm-up Time	5 ms
Wiring	VCC / GND / A / B

Test device:

• KC21 (A1 version)

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6. Data Acquisition

6.1 Required Registers

• 0x0100 — Distance
• 0x0102 — Temperature

6.2 Register Table

Access	Address	Function	Type	Description
R	0x0100	Processed Distance	Uint16BE	Unit: mm, response ≈ 520 ms
R	0x0101	Real-time Distance	Uint16BE	Unit: mm, response ≈ 120 ms
R	0x0102	Temperature	Int16BE	Unit: 0.1°C
R/W	0x0200	Slave Address	Uint16	0x01–0xFE
R/W	0x0201	Baud Rate	Uint16	See mapping below

Baud Rate Mapping

Value	Baud Rate
0x0001	2400
0x0002	4800
0x0003	9600
0x0004	14400
0x0005	19200
0x0006	38400
0x0007	57600
0x0008	76800
0x0009	115200

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7. EdgeBus Configuration

7.1 Basic Parameters

Item	Value
bzType	21305
Battery	true
Upload Interval	app_70
Acquisition Interval	app_74
COV Threshold	app_110

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7.2 EB Code

import { Buffer } from "buffer";
import { buildOtaFile } from "@EBSDK/run";
import { EventInfoItem } from "@EBSDK/EBCompiler/all_variable";
import { getOtaConfig, HwTypeEnum, UpgrdTypeEnum } from "@EBSDK/otaConfig";

const eventInfo = [
  {
    name: "dyp-A02",
    port: 22,
    version: "0x83",
    dataType: "0x37",
    upPeriodIndex: 70,
    quInfo: [
      {
        protocol: "modbus",
        addr: "0x01",
        code: "0x03",
        periodIndex: 74,
        isLast: false,
        listVal: [
          { start: "0x0100", end: "0x0100", covType: "Uint16BE", covAppIndex: 110 },
          { start: "0x0102", end: "0x0102" }
        ]
      }
    ]
  }
];

let otaConfig = getOtaConfig({
  UpgrdType: UpgrdTypeEnum.GW,
  SwVersion: 31,
  HwType: HwTypeEnum.OM822,
  BaudRate: 9600,
  StopBits: 1,
  DataBits: 8,
  Checkbit: 0,
  Battery: true,
  ConfirmDuty: 60,
  BzType: 21305,
  BzVersion: 11
});

buildOtaFile(__filename, otaConfig, () => {});

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8. Uplink Frame Structure

• Port: 22

Field	Offset	Length	Description
version	0	1	0x83
dataType	1	1	0x37
battery	4	1	Voltage
addr	5	1	Slave ID
distance	6	2	mm
temperature	8	2	0.1°C

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9. MQTT Subscription

Topic

/v32/{Organization Account}/tkl/up/telemetry/{eui}

Sample Payload

{
  "eui": "6353012af10a9331",
  "telemetry_data": {
    "snr": 13.5,
    "rssi": -51,
    "battery": 3.37,
    "distance": 1,
    "temperature": 23.3
  }
}

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10. RPC Interface

Set Parameters

• RPC Name: dyp_a02_set

Parameter	App Address	Unit
period_up	70	s
period_read	74	s
cov_distance	110	mm

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11. Template

DYP-A02