Pins That Require External Pullup Resistors
The following pins require external pullup resistors:
• KDAT
• KCLK
• MDAT
• MCLK
• GP36/KBDRST if KBDRST function is used
• GP37/A20M if A20M function is used
• GP20/P17 If P17 function is used
• GP21/P16 if P16 function is used
• GP22/P12 if P12 function is used
• GP27/nIO_SMI if nIO_SMI function is used as Open Collector Output
• GP42/nIO_PME if nIO_PME function is used as Open Collector Output
• SER_IRQ
• GP40/DRVDEN0 if DRVDEN0 function is used as Open Collector
• GP41/DRVDEN1 if DRVDEN1 function is used as Open Collector
• nMTR0 if used as Open Collector Output
• nDS0 if used as Open Collector Output
• nDIR if used as Open Collector Output
• nSTEP if used as Open Collector Output
• nWDATA if used as Open Collector Output
• nWGATE if used as Open Collector Output
• nHDSEL if used as Open Collector Output
• nINDEX
• nTRK0
• nWRTPRT
• nRDATA
• nDSKCHG
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