Digital clock for my PC XT compatible, or having fun with Borland Graphics Interface (BGI) 2016-01-28 ·3 min readBuild a digital clock for a PC XT clone using Turbo C and the Borland Graphics Interface (BGI), with source code and compilation instructions.alarmbgiborlandccgaclockclock.exedate-timedigitaldosegaibm-pc-xtint-10hlinkerold-pcpc-xt-clonepravetzpravetz-16programmingsetactivepage()setvisualpage()sourceturbo-cvector-fontsvgavideowasted