Developer Tools

DIP Switch Address Calculator for Device Setup

Calculate DIP switch ON/OFF patterns for hardware slave addresses such as Modbus devices. Choose 1–8 switches and preview binary masks for field installation and IoT commissioning.

Quick switch→Modbus Packet Builder

IoTHardwareProtocol

Quick switch:Modbus Packet Builder Number Base Converter

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Copy this tool URL or open the system share sheet on a supported device.

Use cases

Set installation addresses for Modbus sensors and drives
Help field engineers match a slave address sheet to physical switches
Teach binary bit-weight concepts with a visual switch bank

How to use

Set the switch count to match the device (often 6 or 8)
Enter the target slave address
Read the ON/OFF pattern, binary mask, and hex preview

Example input and output

Example

6 switches, address 14

Result

Binary 001110 — switches 2, 3, and 4 ON

FAQ

What if my device labels MSB/LSB the other way?

The tool defaults to LSB-first weighting (leftmost switch = weight 1, 2, 4…). Compare with the device manual and reverse the visual order if needed.

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Modbus Packet Builder

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Build, parse, and CRC16-check Modbus RTU and TCP (MBAP) frames in your browser. Covers common function codes FC01–FC16 for coils and registers used in industrial IoT debugging.

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Number Base Converter

Number Base Converter for Binary, Octal, Decimal, and Hex