Convert Hexadecimal to Binary Coded Decimal
Quickly convert hex values to BCD values. Runs entirely in your browser, so your data never leaves your device.
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Output
The result appears here as you type.
How to use Convert Hexadecimal to Binary Coded Decimal
- 1. Paste your hexadecimal values. Enter one or more hex numbers into the input pane, such as a value from a register you want to reinterpret digit by digit as BCD.
- 2. Set the Separator. Type the character to place between the resulting BCD nibbles and between separate converted values, keeping the digit groups easy to read.
- 3. Copy the BCD output. Copy the nibble-per-digit binary output into a digital clock driver spec, a calculator chip reference, or your digital logic coursework.
When to use Convert Hexadecimal to Binary Coded Decimal
Convert Hexadecimal to Binary Coded Decimal reads a hex value as its decimal digits and encodes each digit as a 4-bit BCD nibble. It is aimed at situations where a hex-stored value needs to drive digit-based displays or BCD-oriented logic.
- Driving a BCD seven-segment display. A microcontroller stores a counter in hex but the display driver expects BCD nibbles, so you convert the value to check what each digit's nibble should be.
- Reverse engineering a calculator's register format. You are studying how an old calculator chip stores digits internally and want to confirm hex-labeled register values translate correctly to BCD.
- Completing a digital logic BCD exercise. A coursework problem gives hex input and asks for the BCD encoding of each digit, and you want to verify your manual answer before submitting it.
Examples
Convert
Input
a
Output
0001 0000
Larger
Input
ff
Output
0010 0101 0101
About the Convert Hexadecimal to Binary Coded Decimal tool
Convert Hexadecimal to Binary Coded Decimal runs as plain JavaScript in your browser tab, with no server behind it. Quickly convert hex values to BCD values. Whatever you put in stays on your device from start to finish.
The tool is part of EditSafely's Binary Tools section, 112 single-purpose utilities built around the same idea: open the page, get the result, keep your data to yourself.
You can shape the output with the Separator setting, and the result refreshes the moment you change it. 2 worked examples further down the page show exactly what the tool produces for real inputs.
That local-first design has practical benefits beyond privacy. The tool keeps working on a flaky connection once the page has loaded, results are instant because nothing round-trips to a server, and it is safe to use with confidential material.
Frequently asked questions
Does Convert Hexadecimal to Binary Coded Decimal cost anything?
Yes, it is completely free. All 2,658 tools on EditSafely work without an account, a subscription or usage limits.
Is it safe to paste sensitive or confidential data?
No data leaves your device. The whole tool is JavaScript that runs inside your browser tab, so there is no upload, no server-side processing and no log of what you did. If you disconnect from the internet after the page loads, it keeps working.
How much text can I process at once?
There is no fixed limit. Because the work happens on your own device rather than on a shared server, the practical ceiling is your machine's memory, which comfortably handles inputs far larger than typical online tools allow.
Do I need to sign up or install anything?
Nothing to install and no account needed. Open the page in any up-to-date browser, including on a phone or tablet, and the tool is ready.
How do I use the result?
The output panel has a one-click copy button, and you can keep refining the input while you work; the result updates in place as you type.