Simatic S7 Can Opener v1.31 Activation: Features, Benefits, Alternatives, and Price
Introduction
Simatic S7 Can Opener v1.31 activation is a software tool that can unlock the blocks in Siemens S7 PLCs that are protected with the know_how_protect keyword. This keyword is used by some programmers or vendors to prevent unauthorized access or modification of their blocks, which may contain proprietary or confidential information. However, sometimes you may need to access or modify these blocks for various reasons, such as troubleshooting, maintenance, backup, or reverse engineering.
simatic s7 can opener v1.31 activation
Some of the scenarios where you may need Simatic S7 Can Opener v1.31 activation are:
Your machinery supplier or system integrator does no longer support the software they developed and you are in trouble with S7 PLC programs where some blocks say "block is protected".
You lost your source code and you cannot access your compiled blocks anymore.
You like to keep just one copy of your blocks instead of maintaining both compiled and source copy of each block.
You like to toggle the know_how_protect keyword on-the-fly, without having to compile your blocks.
Simatic S7 Can Opener v1.31 activation can help you to overcome these challenges by allowing you to set or remove the protection status of any block in your S7 project or library. It works on S7 programs (*.s7p) and S7 libraries (*.s7l) for S7-300 and S7-400 PLCs. It supports different block families (FBs, FCs, OBs, DBs) and also UDTs (User Data Types). It does not work on SFCs and SFBs, as they are system functions stored in the PLC memory and cannot be read.
Features
Simatic S7 Can Opener v1.31 activation has the following features:
It can unlock blocks protected with the know_how_protect keyword in Siemens S7 PLCs.
It can also lock blocks with the know_how_protect keyword if needed.
It can operate on multiple blocks at once, using multiple selection.
It can filter different block families (FBs, FCs, OBs, DBs) and UDTs.
It can operate on projects stored on the hard disk, it does not operate online in the PLC memory.
It has a simple and user-friendly interface, with three buttons (Open, Protect, Unprotect) and a list of blocks.
It has three LEDs for module, network and I/O status diagnostics.
It has a demo mode that shows the blocks and their protection status but does not modify them.
It has a registered mode that requires a registration code and allows full functionality.
Requirements and limitations
To use Simatic S7 Can Opener v1.31 activation, you need to have the following requirements:
A Windows PC with Step7 v5.3 or higher installed.
A Siemens S7 PLC with S7-300 or S7-400 CPU and a communication interface (MPI, Profibus, Ethernet).
A Simatic S7 project or library file (*.s7p or *.s7l) with the blocks you want to unlock or lock.
A registration code that you can purchase from the official website of the tool or from other authorized resellers .
Some of the limitations of Simatic S7 Can Opener v1.31 activation are:
It does not work on SFCs and SFBs, as they are system functions stored in the PLC memory and cannot be read.
It does not work on blocks protected with the Block Privacy feature introduced in Step7 v5.5, as they are encrypted and cannot be decrypted.
It does not work on blocks that have been modified or corrupted by other tools or methods.
It does not remove the password protection set in the CPU at hardware configuration level.
It does not reverse engineer the code of SCL, CFC, GRAPH7, or HIGRAPH blocks, it only converts them to plain STL code without comments or variable names.
How to use the tool step by step with screenshots
To use Simatic S7 Can Opener v1.31 activation, you need to follow these steps:
Download the tool from the official website or from other sources . You will get a zip file containing the executable file (CanOpener.exe) and the manual file (S7CanOpener.pdf).
Extract the zip file to a folder of your choice and run CanOpener.exe. You will see the main window of the tool, with three buttons (Open, Protect, Unprotect) and a list of blocks.
Click on the Open button and select the S7 project or library file that you want to work on. The tool will scan the file and display all the blocks and their protection status in the list. You can filter different block families (FBs, FCs, OBs, DBs) and UDTs using the checkboxes below the list.
Select the blocks that you want to unlock or lock using the mouse or keyboard. You can use multiple selection by holding down the Ctrl key or the Shift key. The selected blocks will be highlighted in blue.
Click on the Protect button to lock the selected blocks with the know_how_protect keyword, or click on the Unprotect button to unlock them. You will be asked for a password at the first protect/unprotect request each time you run the program. The default password is "runmode", but you can change it in the settings menu.
The tool will modify the protection status of the selected blocks and show a confirmation message. You can check the results in the list or in your Step7 software. The changes will be saved in your S7 project or library file automatically.
Benefits
Simatic S7 Can Opener v1.31 activation has several benefits for users who need to access or modify protected blocks in Siemens S7 PLCs. Some of these benefits are:
It is easy to use and does not require any special skills or knowledge.
It is fast and reliable and does not damage or corrupt your blocks or project files.
It is compatible with most versions of Step7 software and S7-300 and S7-400 PLCs.
It can operate on multiple blocks at once, saving you time and effort.
It can help you to troubleshoot, maintain, backup, or reverse engineer your PLC programs.
It can help you to protect your intellectual property or trade secrets by locking your blocks with know_how_protect keyword.
Alternatives
Simatic S7 Can Opener v1.31 activation is not the only tool or method that can unlock or lock Siemens S7 blocks. There are some other alternatives that you may consider, depending on your needs and preferences. Some of these alternatives are:
S7 Block Privacy: This is a feature introduced in Step7 v5.5 that allows you to encrypt your blocks with a password and a certificate. This way, only authorized users can access or modify your blocks. However, this feature has some drawbacks, such as:
It is not compatible with older versions of Step7 or S7 PLCs.
It requires a separate license and installation.
It does not work on UDTs or system functions.
It may cause problems with online debugging or downloading.
It may not be compatible with some third-party tools or software.
S7 Unlocker: This is another software tool that can unlock or lock Siemens S7 blocks. It works on S7 programs (*.s7p) and S7 libraries (*.s7l) for S7-300 and S7-400 PLCs. It supports different block families (FBs, FCs, OBs, DBs) and also UDTs. It does not work on SFCs and SFBs. It has some advantages over Simatic S7 Can Opener v1.31 activation, such as:
It can unlock blocks protected with the Block Privacy feature.
It can reverse engineer the code of SCL, CFC, GRAPH7, or HIGRAPH blocks, preserving comments and variable names.
It can export the unlocked blocks to different formats (AWL, STL, LAD, FBD, SCL, CFC, GRAPH).
It has a free version that allows you to view the blocks and their protection status but not modify them.
S7 Doctor: This is another software tool that can unlock or lock Siemens S7 blocks. It works on S7 programs (*.s7p) and S7 libraries (*.s7l) for S7-300 and S7-400 PLCs. It supports different block families (FBs, FCs, OBs, DBs) and also UDTs. It does not work on SFCs and SFBs. It has some advantages over Simatic S7 Can Opener v1.31 activation, such as:
It can unlock blocks protected with the Block Privacy feature.
It can reverse engineer the code of SCL, CFC, GRAPH7, or HIGRAPH blocks, preserving comments and variable names.
It can export the unlocked blocks to different formats (AWL, STL, LAD, FBD, SCL, CFC, GRAPH).
It can repair corrupted or damaged blocks.
It can compare different versions of blocks and show the differences.
It has a free version that allows you to view the blocks and their protection status but not modify them.
Price
The price of Simatic S7 Can Opener v1.31 activation depends on where you buy it and how many licenses you need. The official website of the tool offers two options:
A single license for 99 EUR (about 113 USD).
A site license for 299 EUR (about 341 USD), which allows you to use the tool on unlimited PCs within one company site.
You can pay by credit card or PayPal and you will receive an email with your registration code within 24 hours after payment confirmation. You can also request an invoice if needed.
There are also other authorized resellers that may offer different prices or discounts for Simatic S7 Can Opener v1.31 activation. You should compare their offers and terms before making a purchase decision.
Conclusion
In conclusion, Simatic S7 Can Opener v1.31 activation is a useful tool that can help you to unlock or lock Siemens S7 blocks that are protected with the know_how_protect keyword. It has several features, benefits, and limitations that you should consider before using it. It also has some alternatives that may suit your needs better. The price of the tool varies depending on where you buy it and how many licenses you need.
If you are interested in trying Simatic S7 Can Opener v1.31 activation, you can download it from the official website or from other sources . You can use the demo mode to see the blocks and their protection status, but you will not be able to modify them. To activate the full functionality of the tool, you will need to purchase a registration code and enter it in the settings menu. You can buy a single license or a site license depending on your needs.
If you have any questions or feedback about Simatic S7 Can Opener v1.31 activation, you can contact the developer by email at info@s7canopener.com or by phone at +39 348 6019249. You can also visit the FAQ section of the website or the forum to find answers to common issues or to share your experience with other users.
Thank you for reading this article and I hope you found it helpful and informative. If you liked it, please share it with your friends or colleagues who may also be interested in Simatic S7 Can Opener v1.31 activation. If you have any suggestions or comments, please leave them below. I would love to hear from you.
FAQs
Here are some frequently asked questions about Simatic S7 Can Opener v1.31 activation:
What is the difference between know_how_protect and Block Privacy?
Know_how_protect is a keyword that can be used in Step7 to protect blocks from being viewed or modified by unauthorized users. It does not encrypt the blocks, but only sets a flag that prevents them from being opened in Step7. Block Privacy is a feature introduced in Step7 v5.5 that allows users to encrypt their blocks with a password and a certificate. It provides a higher level of security and protection than know_how_protect, but it also has some drawbacks and limitations, as mentioned above.
Can I use Simatic S7 Can Opener v1.31 activation on S7-1200 or S7-1500 PLCs?
No, Simatic S7 Can Opener v1.31 activation only works on S7-300 and S7-400 PLCs. S7-1200 and S7-1500 PLCs use a different programming software (TIA Portal) and a different file format (*.scl) that are not compatible with Simatic S7 Can Opener v1.31 activation.
Can I use Simatic S7 Can Opener v1.31 activation on blocks that are not protected with know_how_protect?
Yes, you can use Simatic S7 Can Opener v1.31 activation on any block in your S7 project or library, regardless of its protection status. However, if the block is not protected with know_how_protect, there is no need to use Simatic S7 Can Opener v1.31 activation, as you can already access or modify it in Step7 without any restriction.
Does Simatic S7 Can Opener v1.31 activation work offline or online?
Simatic S7 Can Opener v1.31 activation works offline, meaning that it operates on projects stored on the hard disk, not in the PLC memory. It does not require any connection to the PLC or any communication interface (MPI, Profibus, Ethernet). However, after using Simatic S7 Can Opener v1.31 activation, you will need to download the modified blocks to the PLC using Step7 or another software.
Is Simatic S7 Can Opener v1.31 activation legal and ethical?
Simatic S7 Can Opener v1.31 activation is a tool that can be used for legitimate purposes, such as troubleshooting, maintenance, backup, or reverse engineering of your own PLC programs or programs that you have permission to access or modify. However, it can also be used for illegitimate purposes, such as stealing, copying, or tampering with someone else's PLC programs or programs that are protected by intellectual property rights or trade secrets. Therefore, the legality and ethics of using Simatic S7 Can Opener v1.31 activation depend on how you use it and what are your intentions.
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