LM3S8538 Datasheet, PDF (555/590 Pages) Texas Instruments – Stellaris® LM3S8538 Microcontroller

Stellaris® LM3S8538 Microcontroller
Table 21-18. SSI Characteristics (continued)
Parameter
No.
S2
S3
S4
S5
S6
S7
S8
S9
Parameter Parameter Name
Min Nom
t_{clk_high}
SSIClk high time
-
0.5
t_{clk_low}
SSIClk low time
-
0.5
t_clkrf
SSIClk rise/fall time
-
7.4
t_DMd
Data from master valid delay time 0
-
t_DMs
Data from master setup time
1
-
t_DMh
Data from master hold time
2
-
t_DSs
Data from slave setup time
1
-
t_DSh
Data from slave hold time
2
-
Max
-
-
26
1
-
-
-
-
Unit
t clk_per
t clk_per
ns
system clocks
system clocks
system clocks
system clocks
system clocks
Figure 21-11. SSI Timing for TI Frame Format (FRF=01), Single Transfer Timing Measurement
S1
S2
S4
SSIClk
S3
SSIFss
SSITx
SSIRx
MSB
4 to 16 bits
LSB
Figure 21-12. SSI Timing for MICROWIRE Frame Format (FRF=10), Single Transfer
S2
S1
SSIClk
S3
SSIFss
SSITx
SSIRx
MSB
8-bit control
LSB
0 MSB
LSB
4 to 16 bits output data
June 22, 2010
555
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