Hex to BCD is easy if I do it, but trying to get the HC-12 to do it is another matter. Problem is that the starting number, calculations, and result all have to be in hex.

Microcontroller firmware usuallydeals with hexadecimal code. Yousometimes need to display the contentof registers, which requires a hexadecimal-to-BCD (binary-coded-decimal)-code conversion. The ...

HERE’S A C/C++ PROGRAM that converts decimal numbers ranging from 0 to 99,999 to binary and binary coded decimal (BCD) formats. Using a simple algorithm in conjunction with pointer arithmetic ...