Software Cases

Randy Lindsey

Assembly-Language Driver for Commercial Bulletin Board System.

A startup Bulletin Board System (BBS) in the late 1980's had all the pieces in place except for a way to tie dial-up customers into their customized data retrieval software. I wrote an assembly-language driver which interfaced the serial port to the MS-DOS terminal driver, allowing a dial-up customer to see the same display as was shown on the computer's monitor, and to enter commands as if typing on the keyboard. The software ran reliably and efficiently throughout the life of the BBS company.

Click here to return to Software Cases.