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Figure 3-1 Pin 1 Reference, 68-Pin I/O Connector
I/O Connector Pin Assignments
The following table shows the pin assignments for the input/output connector.
Pin
Function
Description
Notes
01
GND
Ground
02
DAIPCMIN
PCM data in
2.8V
03
Reserve Pin
Reserved for debug
04
DAISYNC
PCM sync
2.8V
05
Reserve Pin
Reserved for debug
06
Reserve Pin
Reserved for debug
07
VSIM1
LDO - VSIM output.Provide 1.8/3.0V
to SIM card.
1.8/3.0V