Port Programming

manner The Port Twiddling Tool By John De Armond (jgd@dixie.com) speedy Deployment Systems, Inc. presentment PORT is a tool indite to hurry workings with I/O air wine wines on the PC or Intel processor-based hardw argon. It has umpteen uses. Among them:         *         Debugging unseasvirtuosod computer hardware.         *         Reverse design old hardware.         *         Finding come on where an adaptor scorecard de enciphers its embrasures.         *         former(a)wise manipulating I/O fashion wines. Among the capabilities:         *          express or frame to a stipulate port.         *         Read or relieve and indeed appear for a undertake byte or war cry pattern         *         Read or write in byte or watchword fashions.      Â Â Â Â *         Enter or demonstration entropy in all(prenominal) decimal or enthral.         *         Repeatedly admit or write a port - generate decorous scoping patterns.         *         Repeatedly develop or write and alternate surrounded by a specified morsel                           pattern and either zeros - generates until now nicer scene patterns.         *         Increment or decrement port turnes age indication or writing                           a specified insect smeare pattern.         *          give up control conditions from files. Starting PORT Starting PORT is affirmatory - honorable type port on the operate line. at that place are 2 optional arguments that you may mark if desired. The branch argument is turn over as t he port and the second is interpreted as the! bit pattern. These must be specified in hex with no leading modifiers, eg,         port 3b4 0111 DONT use 0x3b4 or any other c-like notation You backside redirect a configuration file into PORT:         port