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LPC47M182 Datasheet(PDF) 27 Page - SMSC Corporation |
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LPC47M182 Datasheet(HTML) 27 Page - SMSC Corporation |
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27 / 223 page  Advanced I/O Controller with Motherboard GLUE Logic Datasheet SMSC LPC47M182 27 Revision 1.8 SMSC/Non-SMSC Register Sets (02-24-05) DATASHEET SIGNAL NAME PWR WELL PCI RESET VCC POR VTR POR NOTES nINITP VCC Out – High Out – High Off nALF VCC Out – High Out – High Off nSTROBE VCC Out – High Out – High Off MCLK VCC Hi-Z Hi-Z Off MDAT VCC - - Input KCLK VCC Hi-Z Hi-Z Off KDAT VCC - - Input GA20M VCC Hi-Z Hi-Z Off nKBDRST VCC Hi-Z Hi-Z Off nAUD_LINK_RST VTR - - Input nCDC_DWN_ENAB/ GP24 VTR - - Input nCDC_DWN_RST VTR - - Out – low nFPRST VTR - - Input This pin is pulled up internally nBACKFEED_CUT VTR - - Hi-Z This pin requires external pull- up to V_5P0_STBY. LATCHED_BF_CUT VTR - - Out – low SCK_BJT_GATE VTR - - Hi-Z This pin requires external pull- up to V_5P0_STBY. nSCSI VCC Input Input Off This pin is pulled up internally GRN_LED VTR - - Out – low YLW_LED VTR - - Out – low nHD_LED VCC Hi-Z Hi-Z Off nSECONDARY_HD VCC Input Input Off This pin is pulled up internally nPRIMARY_HD VCC Input Input Off This pin is pulled up internally nIDE_RSTDRV VCC Out – low Out – low Off Requires external pull-up to VCC5V PWRGD_PS VTR - - Input nPS_ON VTR - - Hi-Z Requires external pull-up to V_5P0_STBY nCPU_PRESENT VTR - - Input This pin is pulled up internally nSLP_S3 VTR - - Input nSLP_S5 VTR - - Input nRSMRST VTR - - Out – low PWRGD_PLATFORM VTR - - Out – low nPCIRST_OUT VTR Out – low Out – low Out – low nPCIRST_OUT2 VTR Out – low Out – low Out – low GP10-GP15 VTR - - Input GP16 - - Input FAN_TACH1 VTR Hi-Z Hi-Z Hi-Z GP17 - - Input FAN_TACH2 VTR Hi-Z Hi-Z Hi-Z The GPIO and FAN_TACH functions are multiplexed on the same pin with GPIO as the default function. SMB_CLK_M VTR Hi-Z Hi-Z Hi-Z SMB_CLK_R VTR - - Hi-Z SMB_DAT_M VTR Hi-Z Hi-Z Hi-Z SMB_DAT_R VTR - - Hi-Z DDCSDA_5V VTR Hi-Z Hi-Z Hi-Z The DDC and GPIO functions |
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