Service manual

52
8575
8575
A N/B Maintenance
A N/B Maintenance
1.6 Appendix 1: SiS961 GPIO Definitions
Signal
Name
MUX
Function Mitac Definition
Buffer
Type
Power
Plane Tolerant
During
PCISRT#
After
PCISRT# S1 S3 S4/S5
GPIO0 MB_ID0 I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO1 LDRQ1# CD_IN# I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO2 THERM# SB_THRM# I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO3 EXTSMI# EXTSMI# I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO4 CLKRUN# CLKRUN# I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO5 PREQ5# LCD_ID0 I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO6 PGNT5# LCD_ID1 I/O Main Driven Defined Driven Defined Driven Defined Off Off
GPIO7 LCD_ID2 I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO8 RING# WAKEUP# I/O AUX High-Z High-Z High-Z High-Z High-Z
GPIO9 AC_SDIN2 SCI# I/O AUX High-Z High-Z High-Z High-Z High-Z
GPIO10 AC_SDIN3 CRT_IN# I/O AUX High-Z High-Z High-Z High-Z High-Z
GPIO11 SPK_OFF I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO12 CPUSTP# CPU_STP# I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO13 DPRSLPVR
MPCIACT#
/DPRSLPVR I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO14 CD_PWRON# I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO15 VR_HILO# VR_HILO# I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO16 LO_HI# LO_HI# OD AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO17 VGATEM# VGATEM# I/O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO18 PMCLK CD_RST O AUX Driven Defined Driven Defined Driven Defined Driven Defined Driven Defined
GPIO19 SMBCLK SMBCLK O AUX High-Z High-Z High-Z High-Z High-Z
GPIO20 SMBDATA SMBDATA O AUX High-Z High-Z High-Z High-Z High-Z
SB_SiS961 GPIO