NEC 78K0R/KE3 User Manual page 743

CHAPTER 27 ELECTRICAL SPECIFICATIONS (STANDARD PRODUCTS)
(2) Serial interface: Serial array unit (13/18)
CSI mode serial transfer timing (during communication at different potential)
(When DAP02 = 0 and CKP02 = 0, or DAP02 = 1 and CKP02 = 1.)
SCK10
SI10
SO10
CSI mode serial transfer timing (during communication at different potential)
(When DAP02 = 0 and CKP02 = 1, or DAP02 = 1 and CKP02 = 0.)
SCK10
SI10
SO10
Caution Select the TTL input buffer for SI10 and the N-ch open drain output (V
and SCK10 by using the PIM0 and POM0 registers.
Remark CSI00 cannot communicate at different potential. Use CSI10 for communication at different potential.
t
KCY1
t
KL1
t
t
SIK1
KSI1
Input data
t
KSO1
t
KCY1
t
KL1
t
KH1
t
t
SIK1
KSI1
Input data
t
KSO1
Output data
User's Manual U17854EJ9V0UD
Standard Products
t
KH1
Output data
tolerance) mode for SO10
DD
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