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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If you have spent any time troubleshooting legacy PC games or enterprise software from the late 2000s, you have likely stumbled upon a peculiar error message: "The program can't start because MSVCR80.dll is missing." Or perhaps you've seen the cryptic "Error 1935" during installation.
Don't chase individual DLLs. Don't download from scam sites. Get the official vcredist_x64.exe from Microsoft, or use a reputable AIO pack, install it once, and let the ghost of Visual Studio 2005 rest in peace. Have a legacy app still failing after installing this? Check your Event Viewer under "Application" for the specific module error—it might be a missing 2008 or 2010 redist instead. microsoft visual c++ 2005 redistributable x64 download
This tool extracts the official Microsoft MSIs and installs every version, including the elusive 2005 x64, in the correct order, handling the "later version" conflict automatically. While not an official Microsoft tool, it is widely trusted by the tech community for fresh Windows installations. The Microsoft Visual C++ 2005 Redistributable (x64) is a fossil—but it is a fossil that holds up the floor of a massive building. From medical imaging software to classic Steam games like The Witcher (original) and Bioshock , this runtime is still called upon daily. If you have spent any time troubleshooting legacy
The only legitimate source is (Microsoft Download Center). Get the official vcredist_x64
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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 Â
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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If you have spent any time troubleshooting legacy PC games or enterprise software from the late 2000s, you have likely stumbled upon a peculiar error message: "The program can't start because MSVCR80.dll is missing." Or perhaps you've seen the cryptic "Error 1935" during installation.
Don't chase individual DLLs. Don't download from scam sites. Get the official vcredist_x64.exe from Microsoft, or use a reputable AIO pack, install it once, and let the ghost of Visual Studio 2005 rest in peace. Have a legacy app still failing after installing this? Check your Event Viewer under "Application" for the specific module error—it might be a missing 2008 or 2010 redist instead.
This tool extracts the official Microsoft MSIs and installs every version, including the elusive 2005 x64, in the correct order, handling the "later version" conflict automatically. While not an official Microsoft tool, it is widely trusted by the tech community for fresh Windows installations. The Microsoft Visual C++ 2005 Redistributable (x64) is a fossil—but it is a fossil that holds up the floor of a massive building. From medical imaging software to classic Steam games like The Witcher (original) and Bioshock , this runtime is still called upon daily.
The only legitimate source is (Microsoft Download Center).