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rtosdd.txt

Associated article: Device Drivers & Real-Time Systems

Tags: Embedded Systems    

Published source code accompanying the article by Robert Krten in which he examines two radically different device drivers and their implementation under the QNX Software's QNX 4 real-time operating system. Also see RTOSDD.ZIP.

					Device Drivers & Real-Time Systems
by Robert Krten



Example 1: 

while (!done) {
    if (inpw (FIFOport) & S_FIFOFull) {
        delay (1);
    } else {
        outpw (FIFOport, buf [bufptr++]);
        if (bufptr >= BlockSize) {
            done = 1;
        }
    }
}










 



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