🔌 Web Modbus Master
Connection Settings
Serial (RTU)
Network (TCP)
⚠️ Web Serial API not supported in this browser. Use Chrome/Edge.
IP Address
Port
TCP connects via server to the Modbus device
Serial Port
Click to Select Port
Uses your browser's Web Serial API
Baud Rate
9600
19200
38400
115200
Parity
None
Even
Odd
Data Bits
8
7
Stop Bits
1
2
Slave ID
Connect
Disconnect
Status: Disconnected
Read Registers
Function
03 - Holding
04 - Input
Address
Data Type
UInt16
Int16
UInt32
Int32
Float32
Byte Order
Big Endian
Little Endian
BE Word Swap
LE Word Swap
Read Register
Write Register
Address
Value (UInt16)
Write Single Register (FC 06)
Result
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Raw: []