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 ...

Converting Hex to BCD sounds simple, but I've been trying to figure this out for hours without much to show for the effort (a search didn't reveal anything very helpful either).<P>I'm trying to ...

A program entitled HEXBCD is an 8051 µC subroutine that converts a 16-bit HEX number in internal RAM locations 33 and 34H into its BCD equivalent (Listing 1). The ...