RX23T Datasheet, PDF (72/98 Pages) Renesas Technology Corp – 40-MHz 32-bit RX MCUs, built-in FPU, 65.6 DMIPS

RX23T Group
5. Electrical Characteristics
RSPI
Simple SPI
V_OH
RSPCKA
Master select output
SCKn
Master select output
t_SPCKWH
RSPCKA
Slave select input
V_IH
SCKn
Slave select input
t_SPCKWH
t_SPCKr
t_SPCKf
V_OH
V_OL
V_OL
t_SPCKWL
V_OH
t_SPcyc
V_OH
V_OL
t_SPCKr
V_IH
V_IL
V_IL
t_SPCKWL
V_IH
t_SPcyc
t_SPCKf
V_IH
V_IL
Figure 5.42
V_OH = 0.7 × VCC, V_OL = 0.3 × VCC, V_IH = 0.7 × VCC, V_IL = 0.3 × VCC
n = 1, 5
RSPI Clock Timing and Simple SPI Clock Timing
RSPI
Simple SPI
SSLA0 to
SSLA3
output
RSPCKA
CPOL = 0
output
RSPCKA
CPOL = 1
output
SCKn
CKPOL = 0
output
SCKn
CKPOL = 1
output
MISOA
input
SMISOn
input
MOSIA
output
SMOSIn
output
n = 1, 5
tLEAD
tLAG
tTD
tSSLr, tSSLf
tSU
tH
MSB IN
tDr, tDf
MSB OUT
DATA
tOH
DATA
LSB IN
tOD
LSB OUT
IDLE
MSB IN
MSB OUT
Figure 5.43 RSPI Timing (Master, CPHA = 0) and Simple SPI Clock Timing (Master, CKPH = 1)
R01DS0248EJ0110 Rev.1.10
Jan 13, 2016
Page 72 of 98