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The following formulas define the frequency of
1
×
f
f
-- -
=
with n = 1024 - FDR.STEP
SSCx
SYS
n
n
×
f
f
------------ -
=
SSCx
SYS
1024
Note: In SSC Master Mode, the maximum shift clock frequency is
Mode, the maximum shift clock frequency is
Combined with the formulas of the baud rate generator (see
fractional divider, the resulting serial data baud rate is defined by:
Baud rate
=
---------------------------------------------------------------------------------------------------------------------------- -
SSC
2
Baud rate
=
------------------------------------------------------------------------------------ - with FDR.STEP = 0-1023
SSC
2
Note:
Equation (18.2)
fractional divider (FDR.DM = 01
fractional divider mode (FDR.DM = 10
User's Manual
SSC, V1.41 2010-06
with n = 0-1023
×
(
BR.BR_VALUE
×
f
FDR.STEP
SYS
×
(
BR.BR_VALUE
and
Equation (18.4)
Synchronous Serial Interface (SSC)
f
.
SSCx
f
/4.
SSCx
f
SYS
)
×
(
+
1
1024 - FDR.STEP
) 1024
×
+
1
apply to normal divider mode of the
).
Equation (18.3)
B
).
B
18-50
f
/2. In SSC Slave
SSCx
Page
18-14) and the
)
and
Equation (18.5)
V1.0, 2011-12
TC1728
(18.2)
(18.3)
(18.4)
(18.5)
apply to
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