Renesas RL78 Series User Manual page 874

RL78/G1D
CSI mode connection diagram (during communication at different potential)
Remarks 1. R [Ω]:Communication line (SOp) pull-up resistance, C
b
V [V]: Communication line voltage
b
2. p: CSI number (p = 00, 20), m: Unit number, n: Channel number (mn = 00, 10), g: PIM and POM number (g =
0, 1)
3. f : Serial array unit operation clock frequency
MCK
(Operation clock to be set by the CKSmn bit of serial mode register mn (SMRmn).
m: Unit number, n: Channel number (mn = 00, 10))
R01UH0515EJ0120 Rev.1.20
Dec 16, 2016
<Slave>
SCKp
RL78
SIp
microcontroller
SOp
CHAPTER 30 ELECTRICAL SPECIFICATIONS
V
b
R
b
SCK
SO User device
SI
[F]: Communication line (SOp) load capacitance,
b
853