https://sourceforge.net/p/nitros9/wiki/SS.KySns_Get_Status/Recent changes to SS.KySns_Get_StatusenFri, 27 Jun 2014 23:20:42 -0000https://sourceforge.net/p/nitros9/wiki/SS.KySns_Get_Status/<div class="markdown_content"><p>Returns key down status. </p> <p><strong>Entry Conditions</strong></p> <p>A <br /> <em>path number</em></p> <p>B <br /> SS.KySns ($27) </p> <p><strong>Exit Conditions</strong></p> <p>A <br /> <em>keyboard scan information</em></p> <p><strong>Additional Information</strong></p> <ul> <li>Accumulator A returns with a bit pattern representing eight keys. With each keyboard scan, NitrOS-9 updates this bit pattern. A bit set (1) indicates that a key was pressed since the last scan. A clear bit (0) indicates that a key was not pressed. Definitions for the bits are as follows: </li> </ul> <p><strong>Bit</strong><br /> <strong>Key</strong></p> <p>0 <br /> SHIFT </p> <p>1 <br /> CTRL or CLEAR </p> <p>2 <br /> ALT or @ </p> <p>3 <br /> Up Arrow </p> <p>4 <br /> Down Arrow </p> <p>5 <br /> Left Arrow </p> <p>6 <br /> Right Arrow </p> <p>7 <br /> Space Bar </p> <div class="codehilite"><pre><span class="n">The</span> <span class="n">bits</span> <span class="n">can</span> <span class="n">be</span> <span class="n">masked</span> <span class="n">with</span> <span class="n">the</span> <span class="n">following</span> <span class="n">equates</span><span class="o">:</span> </pre></div> <p>SHIFTBIT <br /> equ <br /> %00000001 </p> <p>CNTRLBIT <br /> equ <br /> %00000010 </p> <p>ALTERBIT <br /> equ <br /> %00000100 </p> <p>UPBIT <br /> equ <br /> %00001000 </p> <p>DOWNBIT <br /> equ <br /> %00010000 </p> <p>LEFTBIT <br /> equ <br /> %00100000 </p> <p>RIGHTBIT <br /> equ <br /> %01000000 </p> <p>SPACEBIT <br /> equ <br /> %10000000 </p> <ul> <li>The support module for this call is CC3IO. </li> </ul></div>LothanFri, 27 Jun 2014 23:20:42 -0000https://sourceforge.net968bfcf3c9e4a762d68cd787926c236bb168aac1