LM3S1918 Luminary Micro, Inc, LM3S1918 Datasheet - Page 459

• Manufacturer Part Number: LM3S1918
• Description: Lm3s1918 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

20.2.7
July 26, 2008
Synchronous Serial Interface (SSI)
Table 20-15. SSI Characteristics
Figure 20-4. SSI Timing for TI Frame Format (FRF=01), Single Transfer Timing Measurement
Figure 20-5. SSI Timing for MICROWIRE Frame Format (FRF=10), Single Transfer
Parameter No.
SSIFss
SSIClk
SSIFss
SSIClk
SSIRx
SSITx
SSIRx
SSITx
S1
S2
S3
S4
S5
S6
S7
S8
S9
S2
Parameter
t
t
t
S3
clk_high
clk_low
clk_per
t
t
t
t
t
t
DMd
DMs
DMh
DSs
DSh
clkrf
MSB
Parameter Name
SSIClk cycle time
SSIClk high time
SSIClk low time
SSIClk rise/fall time
Data from master valid delay time
Data from master setup time
Data from master hold time
Data from slave setup time
Data from slave hold time
S1
8-bit control
S2
MSB
S1
S3
Preliminary
LSB
4 to 16 bits
0
Min
20
40
20
40
2
0
-
-
-
MSB
Nom
1/2
1/2
7.4
-
-
-
-
-
-
4 to 16 bits output data
65024
Max
26
20
-
-
-
-
-
-
S4
system clocks
LSB
t clk_per
t clk_per
Unit
ns
ns
ns
ns
ns
ns
LM3S1918 Microcontroller
LSB
459