<b program of interfacing of memory with 89c51/b>
80C51 Family Architecture: http://www.semiconductors.philips.com/acrobat/various/80C51_FAM_ARCH_1.pdf 80C51 Family Hardware Description: http://www.semiconductors.philips.com/acrobat/various/80C51_FAM_HARDWARE_1.pdf See p6 http://www.keil.com/support/man/docs/uv3/ http://www.keil.com/support/man/docs/c51/