Service manual

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8258I N/B Maintenance
8258I N/B Maintenance
1.6 Appendix W83L951DG KBC GPIO Pins Definitions-4
Pin Name Pin 951 Pin Definitions I/O Function 8258I
GP62/AD2 109 3V/PWROK I Monitor system on/off state
GP63/AD3 108 Vtt I Sy s tem Vtt v o ltage KBC_ VCCP
GP64/AD4 107 BATT_TEMP I Battery thermister temperature BAT_TEMP
GP65/AD5 106 V_Core I CPU Vcore voltage KBC_CPUCORE
GP66/AD6 105 I_Charge I Reserve for Internal Gauge
GP67/AD7 104 I_Discharge I Reserve for Internal Gauge
GP70/PS2_1CLK 48 T_CLK I/O TouchPAD Clock T_CLK
GP71/PS2_1DAT 47 T_DATA I/O TouchPAD Data T_DATA
GP72/PS2_2CLK 46 T_CLK2 Option for second PS2 interface BLT_EN#
GP73/PS2_2DAT 45 T_DATA2 Option for second PS2 interface POWEROK
GP74/PS2_3CLK 44 ECOBTN_SW#
GP75/PS2_3DAT 43 PWM_PWR
GP76/SDA0 42 BATT_DATA I/O SMBus Data BAT_DATA
GP77/SCL0 41 BATT_CLK I/O SMBus Clock BAT_CLK
GP80/SDA1 40 SMB_DATA1 Reserve for SMBus Data 1 H8_THRM_DATA
GP81/SCL1 39 SMB_CLK1 Reserve for SMBus Clock 1 H8_THRM_CLK
GP82/CNTR0 38 Reserve for Fan0 Speed detect FAN_SPEED_C
GP83/CNTR1 37 Prochot# O Indicate Intel CPU to do throttle function
GP84/CIR_RX 36 CIR Receiver
GP85 35 LEARNING# O Auto-Learning LEARNING
GP86 34 CHARGING O Battery charge control CHARGING
GP87 33 KBC_ENABKL O Enable Backlight H8_ENABKL
GP90 31 KBC_PW RON_VDD3S O Turn o n VDD3.3 an d VDD1.5 KBC_PW RON_ VDD3S
GP91 30 KBC_RSMRST O SouthBridge RSMRST#
Port 7
Port 8
Port9
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