Hardware Manual - RTD Embedded Technologies, Inc.
Hardware Manual - RTD Embedded Technologies, Inc.
Hardware Manual - RTD Embedded Technologies, Inc.
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V = INP(PortAddress)<br />
V = V AND 223<br />
OUT PortAddress, V<br />
<br />
<br />
<br />
V := Port[PortAddress];<br />
V := V OR 8;<br />
Port[PortAddress] := V;<br />
<br />
<br />
<br />
<br />
<br />
<br />
v = inportb(port_address);<br />
v = v & 171;<br />
outportb(port_address, v);<br />
<br />
<br />
<br />
<br />
<br />
mov dx, PortAddress<br />
in al, dx<br />
or al, 168<br />
out dx, al<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
v = inportb(port_address);<br />
v = v & 199;<br />
v = v | 40;<br />
outportb(port_address, v);