OS-9 for the Prospector P1100 Board Guide
OS-9 for the Prospector P1100 Board Guide
OS-9 for the Prospector P1100 Board Guide
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<strong>Board</strong>-Specific Reference<br />
GPIO Usage<br />
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Table 2-4 shows GPIO usage of <strong>the</strong> target board in an <strong>OS</strong>-9 system.<br />
For More In<strong>for</strong>mation<br />
See <strong>the</strong> Intel StrongARM SA-1100 Microprocessor Developer’s<br />
Manual <strong>for</strong> available alternate pin functions.<br />
Table 2-4 GPIO Usage of <strong>the</strong> <strong>Board</strong><br />
GPIO Signal Name Direct Description<br />
GPIO0 /IRQ Input Falling edge interrupt from<br />
external peripheral<br />
GPIO1 SWITCH Input External signal to wake<br />
processor up during sleep<br />
mode.<br />
GPIO2 GREEN3 Output LCD Green bit 3 in 16 bit<br />
color mode=20<br />
GPIO3 GREEN4 Output LCD Green bit 4 in 16 bit<br />
color mode<br />
GPIO4 GREEN5 Output LCD Green bit 5 in 16 bit<br />
color mode<br />
GPIO5 RED0 Output LCD Red bit 0 in 16 bit<br />
color mode<br />
<strong>OS</strong>-9 <strong>for</strong> <strong>the</strong> <strong>Prospector</strong> <strong>P1100</strong> <strong>Board</strong> <strong>Guide</strong> 45<br />
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