Key facts
- Brand
- KEIL
- Model
- CX51
- Documents
- 4
- Languages
- ZH · EN
- Last added
- 2011-12-16
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Cx51 compiler user manual 09.2001
This manual introduces the Keil Cx51 compiler, covering its installation, command‑line usage, and supported environments. It explains language extensions, the preprocessor, derived 8051 families, advanced programming techniques, error handling, and the library reference.
The document is organized into chapters that guide users from basic compilation steps to detailed optimization and integration with other 8051 programming languages, and includes appendices with version differences and additional information. This manual is written in Chinese.
All KEIL CX51 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
What microcontroller families can be targeted with the Cx51 compiler?
It can be used with all 8051 series processors.
Where can I find the original English manual for reference?
Unclear points can be referred to the original English manual.
How can I specify the memory model for a function?
You can specify the memory model for a function using the appropriate compiler option in the function declaration section.
Which Windows versions are supported by the Cx51 compiler?
The manual states the compiler runs on Windows 95, 98, ME, NT, 2000, and XP.
How do I enable the OBJECTEXTEND option?
Use the OBJECTEXTEND command; it tells the compiler to include additional variable‑type definition information in the generated OBJ file.