User Guide

RM-11
Troubleshooting - Baseband CC Technical Documentation
Page 28 ©2004 Nokia Corporation Confidential Issue 1 02/2004
UIF Interface Timing Measurements
The purpose of this test is to measure the timing of UIF serial interface. The rise and fall
times are also measured.
Figure 22: Timing diagram of DaClk and RxDa signals
Figure 23: Timing diagram of DaClk and TxDa signals
Figure 24: Timing diagram of CSX and DaClk signals
t5 3.75ms >5ms Software dependent
t6 N/A >0 SSDA and SSCL signals not used
t7 N/A >8ms SSDA and SSCL signals not used
Table 7: Power-up timing (Continued)
Parameter Measured value Limit Notes
RxDa
T
dis Tdih
50%
DaClk
DaClk
TxDa
Tod
50%
50%
Tod
50%
50%
DaClk
T
CSX
T/2
(min)
T
(min)
Tcss
Tcsh
T
(min)