Datasheet

R8C/1A Group, R8C/1B Group 5. Electrical Characteristics
Rev.1.40 Dec 08, 2006 Page 33 of 45
REJ03B0144-0140
Figure 5.5 I/O Timing of Clock Synchronous Serial I/O with Chip Select (Slave)
VIH or VOH
VIH or VOH
SCS (input)
SSCK (input)
(CPOS = 1)
SSCK (input)
(CPOS = 0)
SSO (input)
SSI (output)
4-Wire Bus Communication Mode, Slave, CPHS = 1
VIH or VOH
VIH or VOH
tHI
tLO
tHI
tFALL
tRISE
tLO
tSUCYC
tH
tSU
SCS (input)
SSCK (input)
(CPOS = 1)
SSCK (input)
(CPOS = 0)
SSO (input)
SSI (output)
4-Wire Bus Communication Mode, Slave, CPHS = 0
tOD
tLEAD
tSA
tLAG
tOR
tHI
tLO
tHI
tFALL
tRISE
tLO
tSUCYC
tH
tSU
tOD
tLEAD
tSA
tLAG
tOR
CPHS, CPOS: Bits in SSMR register