: Note that Siemens MMCs are often physically larger than their logical capacity (e.g., a 64KB card might actually be a 16MB card with a restricted logic identifier). You cannot "convert" a 64KB card into a 4MB card by software alone because the PLC checks the internal Product Name (PNM) ID. Expert Review & Verdict Recommendation Compatibility
┌──────────────────────────┐ │ Raw MMC .img / .bin File │ └────────────┬─────────────┘ │ [Load into Unlocking Tool Interface] │ ┌──────────────────┴──────────────────┐ ▼ ▼ [Click Password Scan] [Click Convert / Export] │ │ Locates block hashes and Converts raw block chunks into displays plain-text string readable System Data Folders │ │ ▼ ▼ ┌───────────────────────────┐ ┌───────────────────────────┐ │ Unlock Step 7 CPU Access │ │ Restore/Repair Target Card│ └───────────────────────────┘ └───────────────────────────┘ MMC #1 Unlock PLC S7 300 -PassWord- unlock and converter mmc image s7
simg2img system.img.raw system.img.ext4