S124 Datasheet, PDF (54/98 Pages) Renesas Technology Corp – 32-bit ARM Cortex-M0+ microcontroller

S124
2. Electrical Characteristics
SCKn
master select
output
V_OH
t_SPCKWH
V_IH
SCKn
slave select input
(n = 0, 1, 9)
t_SPCKWH
t_SPCKr
V_OH
V_OL
V_OL
t_SPCKWL
V_OH
t_SPcyc
t_SPCKf
V_OH
V_OL
t_SPCKr
V_IH
V_IL
V_IL
t_SPCKWL
V_IH
t_SPcyc
t_SPCKf
V_IH
V_IL
V_OH = 0.7 × VCC, V_OL = 0.3 × VCC, V_IH = 0.7 × VCC, V_IL = 0.3 × VCC
Figure 2.36 SCI simple SPI mode clock timing
SCKn
CKPOL = 0
output
SCKn
CKPOL = 1
output
MISOn
input
MOSIn
output
(n = 0, 1, 9)
t_SU
t_H
MSB IN
t_Dr, t_Df
MSB OUT
DATA
t_OH
DATA
LSB IN
t_OD
LSB OUT
Figure 2.37 SCI simple SPI mode timing (master, CKPH = 1)
IDLE
MSB IN
MSB OUT
R01DS0264EU0100 Rev.1.00
Feb 23, 2016
Page 54 of 95