89
Prestigio Cavaliere 141
Technical Service Manual
5. Pin Descriptions of Major Components
Gener al Pur pose I/O
Signal Name
Pin Attr
Signal Descr iption
GPIO[6:0]
I/O
3.3V/5V -M
GPIO:
Can be a general purpose input or output.
GPIO14,[12:7]
I/O
3.3V/5V -AUX
GPIO :
Can be a general purpose input or output.
GPIO13
O
3.3V/5V - AUX
GPO:
Can be a general purpose output.
GPIO[18:15]
O
3.3V/5V - AUX
GPO:
Can be a general purpose output.
GPIO[20:19]
I/O
3.3V/5V - AUX
GPIO:
Can be a general purpose input or output.
Power and Gr ound Signals
Name
Toler ance
Power Plane
Type Attr ibute
VSS
0V GROUND
Digital
VSSZ
0V GROUND
Digital
IVDD
1.8V MAIN Digital
PVDDZ
1.8V MAIN Digital
VDDZ
1.8V MAIN Digital
VDDZCMP
1.8V MAIN Analog
VSSZCMP
0V GROUND
Analog
ZVSSREF
0V GROUND
Analog
PVDD
3.3V MAIN Digital
OVDD
3.3V MAIN Digital
VTT
1.1V-2.65V MAIN
Digital
IVDD_AUX
1.8V AUX Digital
PVDD_AUX
3.3V AUX Digital
OVDD_AUX
3.3V AUX Digital
MIIAVDD
3.3V AUX Analog
MIIAVSS
0V GROUND
Analog
USBVDD
3.3V AUX Analog
USBVSS
0V GROUND
Analog
RTCVDD
3.3V RTC Analog
RTCVSS
0V GROUND
Analog
Z1XAVDD
3.3V MAIN Analog
Z1XAVSS
0V GROUND
Analog
Z4XAVDD
3.3V MAIN Analog
Z4XAVSS
0V GROUND
Analog
IDEAVDD
1.8V MAIN Analog
IDEAVSS
0V GROUND
Analog
5.3 SiS961(MuTIOL® Media I/O South Bridge )