Service manual

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8258I N/B Maintenance
8258I N/B Maintenance
1.6 Appendix W83L951DG KBC GPIO Pins Definitions-3
Pin Name Pin 951 Pin Definitions I/O Function 8258I
GP32 100 KEY IN 2 I Key matrix input 2
GP33 99 KEY IN 3 I Key matrix input 3
GP34 98 KEY IN 4 I Key matrix input 4
GP35 97 KEY IN 5 I Key matrix input 5
GP36 96 KEY IN 6 I Key matrix input 6
GP37 95 KEY IN 7 I Key matrix input 7
GP40/FAN_TACH0 68 Fan0_SPD I Fan0 speed input FAN_SPEED
GP41/FAN_TACH1 67 Fan1_SPD I Fan1 speed input
GP42/RXD 66 RXD I For Firmware debug KBC_RX
GP43/TXD 65 TXD O For Firmware debug KBC_TX
GP44/KBRST# 64 KBC_HRCIN# O CPU Reset HRCIN#
GP45/GATE_ A 20 63 A 20_GA TE O Sys tem A 20 Gat e A 20GATE
GP46/CLKRUN# 62 PM_CLKRUN# LPC Clock Run PCLKRUN#
GP47/LPCPD# 61 PM_SUS_START LPC Power-Down LPCPD
GP50 121 LSMI# O External SMI# EXTSMI
GP51 120 LSCI O Need invert to SCI# sending to SouthBridge H8_SCI
GP52 119 KBC_WAKE# O Wake-up SouthBridge at ACPI mode H8_WAKE_UP#
GP53 118 KBC_THRM# O Thermal throttling control to SouthBridge H8_THRM#
GP54 117 WIRE_EN
GP55 116 BLT_DT
GP56/DA0 114 BLADJ O Backlight inverter brightness adjust BLADJ
GP51/DA1 113 I-CTRL O Charging current adjust I_CTRL
GP60/AD0 111 BA TT_ VOLT I Bat tery vo ltage mean s u re BA T_VOLT
GP61/AD1 110 I-Limit I I-Limit function I_LIMIT
Port 4
Port 5
Port 6
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