At 04:20 PM 4/30/98 , Eric Slight wrote: >Anyone could point me to source examples/fragments with >floating point add/substract/multiply/divide or any >advanced formulas? I know how to add/sub/divide/multiply >8 bits integers but is there any ressources for further? Try these Microchip app notes: http://www.microchip.com/10/Appnote/Category/Library/index.htm especially this one, which has (mpasm) source code for IEEE 754 floating point and supports 16f84 (although I've only used it in the 16c74): ftp://www.microchip.com/Download/Appnote/Category/Library/00575.pdf Bart ==Bart Addis====================================================== / Software Engineering/Hardware Design / Voice 610-974-8870, Fax 8890 / pgp fp 81A86F508FDEE98CECE81BFDA0A366A779C8BED4 ==bart@fast.net===================================================