Mikroc Pro is a C compiler for PIC microcontrollers developed by MikroElektronika. It offers many features and libraries to simplify the programming of PIC devices. However, the demo version of Mikroc Pro has a limitation of 2k program words, which means that the compiled code cannot exceed 2k words in size. This can be a problem for some projects that require more code space or complexity.
In this article, we will explore some possible solutions to overcome the demo limit of Mikroc Pro and continue developing our PIC projects without purchasing a license.
One obvious way to reduce the code size is to write less code. This can be done by optimizing the logic and algorithms, removing unnecessary or redundant parts, using macros or functions instead of repeating code, and avoiding global variables or large arrays. However, this may not be enough for some applications that need more functionality or features.
Another way to reduce the code size is to write more efficient code. This can be done by using the built-in libraries and functions of Mikroc Pro, which are optimized for speed and size. For example, using the LCD library instead of writing custom code to interface with an LCD display can save a lot of program words. Also, using the bitwise operators and bit manipulation functions can help to manipulate data more efficiently and compactly. Furthermore, using the optimization options of the compiler can help to eliminate dead code, reduce branching, and optimize loops.
A third way to overcome the demo limit is to use external memory devices, such as EEPROM, Flash, or SD card, to store data or code. This can be done by using the SPI or I2C libraries of Mikroc Pro to communicate with these devices and read or write data as needed. For example, using an EEPROM to store lookup tables or configuration parameters can free up some program memory. Also, using a Flash or SD card to store large data sets or even code segments can extend the available memory space. However, this may require some additional hardware and wiring, and also affect the performance and reliability of the system.
A final way to overcome the demo limit is to switch to a free compiler that does not have such a restriction. There are several free compilers available for PIC microcontrollers, such as XC8, SDCC, or MPLAB X IDE. These compilers may have different features, syntax, and libraries than Mikroc Pro, but they can also produce efficient and reliable code for PIC devices. However, this may require some learning curve and adaptation of the existing code and project settings.
In this article, we have discussed some possible solutions to overcome the demo limit of Mikroc Pro and continue developing our PIC projects without purchasing a license. These solutions include writing less or more efficient code, using external memory devices, or switching to a free compiler. Each solution has its own advantages and disadvantages, and it depends on the specific needs and preferences of each project and developer. We hope that this article has been helpful and informative for you.
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