SCS (input)
SSCK (input)
CPOS = 1
SSCK (input)
CPOS = 0
SSO (input)
SSI (output)
t
SA
Figure 21.19 SSU Timing (Slave, CPHS = 1)
SCS (input)
t
LEAD
SSCK (input)
CPOS = 1
SSCK (input)
CPOS = 0
SSO (input)
SSI (output)
t
SA
Figure 21.20 SSU Timing (Slave, CPHS = 0)
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t
t
LEAD
HI
FALL
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LO
t
HI
t
SUcyc
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LO
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t
SU
H
t
t
OH
OD
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t
HI
FALL
t
LO
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HI
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SUcyc
t
LO
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t
SU
H
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t
OH
OD
Section 21 Electrical Characteristics
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RISE
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RISE
LAG
Rev. 3.00 Mar. 14, 2006 Page 775 of 804
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REL
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