We need to receive a data frame as an acknowledge from an XBEE which comes as a serial interrupt.We tried using the "ASSIGN" command to give a dynamic serial interrupt, with no sucesses Can you please elaborate how to dynamically give a serial interrupt.
... is described in the so-called "bible" for the 8051:
Chapter 1 - 80C51 Family Architecture: www.nxp.com/.../80C51_FAM_ARCH_1.pdf
Chapter 2 - 80C51 Family Programmer's Guide and Instruction Set: www.nxp.com/.../80C51_FAM_PROG_GUIDE_1.pdf
Chapter 3 - 80C51 Family Hardware Description: www.nxp.com/.../80C51_FAM_HARDWARE_1.pdf
And illustrated in C51 here: http://www.keil.com/download/docs/200.asp