Sony Ericsson GS64 - Manual (Page 30)

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5.2 Dealing with Unused pins
Integrators applications may connect all of the GS64 signals pins, or just those
necessary for minimal operation, or most commonly some other permutation. If
GR64 signal pins are not connected to the host application you should terminate
them in the following manner.
Table 5.2-1 Unused Pin Termination
Pin Name Unused pins
1, 3, 5, 7, 9, 11 GND Must be connected
2, 4, 6, 8, 10,12 VCC Must be connected
27 ADIN1 Ground
28 ADIN2 Ground
29 ADIN3 Ground
30 ADIN4 Ground
65 VREF Must be connected
92 AUXIP Connect to AREF
93 AUXIN Connect to AREF
97 MICIP Connect to AREF
98 MICIN Connect to AREF
All other signal pin may be left open (un-terminated)