Using a new version of XC8

Replacing the original compiler with a new version

Download compiler from here

Find required compiler version to install then remember the compiler install path.

Within Flowcode, select File > Global Settings… > Locations tab

Under Override toolchain locations, enter the path where installed XC8 is located, e.g. for v2.46: C:\Program Files\Microchip\xc8\v2.46 The end \ can be left off, Select OK.

You now be able to compile used the latest XC8 compiler.

To change back to the original compiler, replace the above path with:

C:\Program Files (x86)\Flowcode\Common\Compilers\picv2\

Keeping the original compiler and adding a new compiler

Copy pic_xc8_comp.bat from C:\ProgramData\MatrixTSL\FlowcodeV10\FCD\PIC\batch\

Give it a new name so you have two batch files, place it anywhere you won’t accidently delete it.

Edit the file and change "%MX_COMPILER%bin\xc8-cc.exe" to the path for the new XC8 location of xc8-cc.exe. For example: "C:\Program Files\Microchip\xc8\v2.46\bin\xc8-cc.exe"

Save the new batch file0.

Within Flowcode Load a typical PIC xc8 target e.g. 16F18877via New project or Build > Project options.

Select Build > Compiler Options and if use Eblocks, select E-Blocks from PIC selection.

For the location select Browse then change Executable Files (*.exe) to Batch Files (*.bat)

Select the new batch file, then Open

Click on the save icon then enter a new name, then OK.

Finally make sure the new version is selected and click the Default compiler for the platform C for PIC ,then Click OK