Enhanced/Dual Powered
Willem EPROM Programmer
User Guide Â
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Main Board / Cables
Main Board PCB3.5
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Main Board PCB4E
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Main Board PCB5.0
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Main Board PCB5.5C
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Parallel Data Cable (Printer extension cable, with male-female 25 pin connector, and pin to pin through) |
A-A type USB cable(for power) |
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Optional Items:
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ATMELÂ 89 Adapter |
ATMEL PLCC 44 Adapter |
TSOP 48 Adapter |
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FWH/HUB PLCC32Adapter |
PLCC32 Adapter |
SOIC Adapter(Simplified) |
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On-Board |
On-Board |
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AC or DC Power Adapter (9V or 12V, 200mA) |
SOIC Adapter(Professional) |
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This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
| Solution | Pros | Cons | |----------|------|------| | | Fully compliant, supported, secure. | Costs money (approx $150-$200 per CAL). | | Third-party RDP servers (e.g., ThinLinc, xrdp on Windows) | May bypass session limits legally. | Complex setup, potential performance issues. | | Windows Admin Center (WAC) | Free, modern web-based management. | Not a full desktop experience; no multi-user. | | Use a Linux VM with full multi-user RDP (xrdp) | Free, unlimited sessions. | Requires Linux expertise; not native Windows. | | Multiple free tools (e.g., RDP Wrapper) | Similar to termsrv.dll patch but with dynamic patching. | Same legal/security issues, often broken by updates. |
Never modify a system file without a fallback plan. Copy termsrv.dll and paste it into a secure backup folder, or rename it to termsrv.dll.bak in the same directory. Step 4: Hex Editing the DLL
The Remote Desktop Services service is still running, or file ownership permissions were not applied correctly. termsrv.dll patch windows server 2022
Ultimate Guide to Patching termsrv.dll in Windows Server 2022
If it shows "Unsupported", you must update the rdpwrap.ini file with the specific configuration block for your Windows Server 2022 build number. Risks and Troubleshooting 1. Windows Update Reversals
Once patched, Windows Server 2022 will allow an unlimited number of concurrent RDP sessions, bypassing the two-session limit. However, this does convert the server into a fully licensed RDSH server. You will see: This public link is valid for 7 days
Re-run the takeown and icacls commands. Ensure you stop both TermService and UmRdpService (Remote Desktop Services UserMode Port Redirector).
The exact hex offsets change with every Windows Server 2022 cumulative update (e.g., KB5025230, KB5031364). A patch that works on the RTM build (20348.169) will likely break after a security update.
Download a reliable hex editor like HxD to modify the binary code. Can’t copy the link right now
Re-run the command prompt as an elevated administrator, ensure the service is fully stopped, and verify file ownership via the file's properties GUI. Issue 2: Remote Desktop stops working completely
copy C:\Windows\System32\termsrv.dll C:\Windows\System32\termsrv.dll.bak Use code with caution. Step 3: Modify Bytes via Hex Editor Open your Hex Editor as an Administrator. Open the file C:\Windows\System32\termsrv.dll .
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Hardware Installation & Configuration
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Installation Steps
         (Note: the LPT port of PC MUST set to ECP or ECP+EPP during BIOS setup. To enter the BIOS setting mode, you need press "Del" key or "F1" key during the computer selftest, which is the moment of computer just power up.)  Software Version To Use | |||
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         The software interface:  | |||
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 Hardware
Check  | |||
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 PCB3.5/PCB4E
PCB5.0
PCB5.5C
Note: the Vcc setting jumper only has effect when you are using AC adaptor as power source. For the USB power only 5V Vcc is available. For the PCB5.5C, set DIP steps: 1. press DIP Set button twice to check current DIP bit position. Then set it again for ON or OFF. 2. press DIP Bit shift button to shift the DIP bit position to where need to set. And then press DIP Set button twice to check current DIP bit position. Then set it again for ON or OFF. 3. Repeat those steps till all DIP bit ae set same as software indicated. For PCB5.5C voltage and Special chip selection: 1. Put back the safety jumper. 2. Press the voltage button and hold for 1 second, the voltage LED should move to next. Repeat till desired voltage LED light up. 3. Press the chip selection button and hold for 1 second, the chip LED should move to next. Repeat till desired LED light up. 4. Remove the safety jumper to lock the selected voltage and chip selection DIP Switch (PCB3.5, PCB5.0)
When programming one chip, follow the program prompt to set DIP switch .  |
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This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.
| Solution | Pros | Cons | |----------|------|------| | | Fully compliant, supported, secure. | Costs money (approx $150-$200 per CAL). | | Third-party RDP servers (e.g., ThinLinc, xrdp on Windows) | May bypass session limits legally. | Complex setup, potential performance issues. | | Windows Admin Center (WAC) | Free, modern web-based management. | Not a full desktop experience; no multi-user. | | Use a Linux VM with full multi-user RDP (xrdp) | Free, unlimited sessions. | Requires Linux expertise; not native Windows. | | Multiple free tools (e.g., RDP Wrapper) | Similar to termsrv.dll patch but with dynamic patching. | Same legal/security issues, often broken by updates. |
Never modify a system file without a fallback plan. Copy termsrv.dll and paste it into a secure backup folder, or rename it to termsrv.dll.bak in the same directory. Step 4: Hex Editing the DLL
The Remote Desktop Services service is still running, or file ownership permissions were not applied correctly.
Ultimate Guide to Patching termsrv.dll in Windows Server 2022
If it shows "Unsupported", you must update the rdpwrap.ini file with the specific configuration block for your Windows Server 2022 build number. Risks and Troubleshooting 1. Windows Update Reversals
Once patched, Windows Server 2022 will allow an unlimited number of concurrent RDP sessions, bypassing the two-session limit. However, this does convert the server into a fully licensed RDSH server. You will see:
Re-run the takeown and icacls commands. Ensure you stop both TermService and UmRdpService (Remote Desktop Services UserMode Port Redirector).
The exact hex offsets change with every Windows Server 2022 cumulative update (e.g., KB5025230, KB5031364). A patch that works on the RTM build (20348.169) will likely break after a security update.
Download a reliable hex editor like HxD to modify the binary code.
Re-run the command prompt as an elevated administrator, ensure the service is fully stopped, and verify file ownership via the file's properties GUI. Issue 2: Remote Desktop stops working completely
copy C:\Windows\System32\termsrv.dll C:\Windows\System32\termsrv.dll.bak Use code with caution. Step 3: Modify Bytes via Hex Editor Open your Hex Editor as an Administrator. Open the file C:\Windows\System32\termsrv.dll .
 
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