Renesas rl78 User Manual

Page of 1004
 
RL78/G1A 
CHAPTER  29   ELECTRICAL  SPECIFICATIONS  (T
A
  =  
−40  to  +85°C) 
R01UH0305EJ0200  Rev.2.00 
 
 
876  
Jul 04, 2013 
CSI mode connection diagram (during communication at same potential) 
 
RL78
microcontroller
SCKp
SOp
SCK
SI
User device
SIp
SO
 
 
CSI mode serial transfer timing (during communication at same potential) 
(When DAPmn = 0 and CKPmn = 0, or DAPmn = 1 and CKPmn = 1.) 
 
SIp
SOp
t
KCY1, 2
t
KL1, 2
t
KH1, 2
t
SIK1, 2
t
KSI1, 2
Input data
t
KSO1, 2
Output data
SCKp
 
 
CSI mode serial transfer timing (during communication at same potential) 
(When DAPmn = 0 and CKPmn = 1, or DAPmn = 1 and CKPmn = 0.) 
 
SIp
SOp
t
KCY1, 2
t
KH1, 2
t
KL1, 2
t
SIK1, 2
t
KSI1, 2
Input data
t
KSO1, 2
Output data
SCKp
 
 
Remarks  1.  p: CSI number (p = 00, 01, 10, 11, 20, 21) 
 2. 
m: Unit number, n: Channel number (mn = 00 to 03, 10, 11)