r5f21348knfp Renesas Electronics Corporation., r5f21348knfp Datasheet - Page 43

• Manufacturer Part Number: r5f21348knfp
• Description: R8c/34k Group Renesas Mcu
• Manufacturer: Renesas Electronics Corporation.

R8C/34K Group
R01DS0040EJ0100 Rev.1.00
Feb 25, 2011
Figure 5.7
4-Wire Bus Communication Mode, Slave, CPHS = 1
4-Wire Bus Communication Mode, Slave, CPHS = 0
SSCK (input)
SSCK (input)
SSCK (input)
SSCK (input)
SSI (output)
SSI (output)
SCS (input)
(CPOS = 1)
(CPOS = 0)
SSO (input)
SCS (input)
(CPOS = 1)
(CPOS = 0)
SSO (input)
I/O Timing of Synchronous Serial Communication Unit (SSU) (Slave)
CPHS, CPOS: Bits in SSMR register
t
SA
V
IH
V
t
or V
IL
LEAD
V
or V
IH
OH
t
V
SA
or V
IL
OL
t
LEAD
or V
OH
t
t
LO
t
t
OL
SU
SU
HI
t
LO
t
t
HI
t
LO
HI
t
H
t
H
t
t
LO
HI
t
FALL
t
SUCYC
t
SUCYC
t
FALL
t
OD
t
OD
t
RISE
t
RISE
t
LAG
5. Electrical Characteristics
t
OR
t
LAG
t
OR
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