The FRP tripped flag is stored in the persist partition, not userdata. Solution: In the MMC image, locate persist partition (LBA 58480784 to 58483856). Hex edit offset 0x1F8 from 01 to 00 . Then convert and reflash.
: Always ensure you have the legal right to access the software on an MMC. Unlocking "Know-how Protection" without permission may violate intellectual property agreements.
Once you have a decrypted or bruteforced mount of /data : unlock and converter mmc image s7
Once converted, you can "Retrieve" the project in Step 7 and view the ladder logic or statement list. 💡 Why Unlock and Convert?
When you create a backup of a Siemens MMC using an image tool, the resulting file is typically a bit-for-bit copy of the card. These files are often saved in formats like .S7P , .BIN , or even compressed as .RAR files. The FRP tripped flag is stored in the
The software converts the extracted data into a readable format. Key Features of the Tool
When you open the newly created .WLD file directly in STEP 7 by navigating to File > S7 Memory Card > Open , you will finally see the program’s logic blocks. However, you will notice that the hardware configuration is missing. To get a complete project with hardware, a common trick in the industry is to use the PLCSIM software simulator. Then convert and reflash
Select the target output format (e.g., "Extract to Step 7 Project").
Which specific (e.g., S7-300 CPU 315) you are targeting.
Eject the physical MMC immediately to prevent accidental data corruption. Step 2: Unlock the S7 MMC Image File
After unlocking, you have a modified raw image. To convert it to a format usable by Odin (Samsung’s download mode flasher):