Renesas RL78/G10 - Page 427

RL78/G10 CHAPTER 13 SERIAL INTERFACE IICA
R01UH0384EJ0311 Rev. 3.11 410
Dec 22, 2016
Figure 13-2 shows a serial bus configuration example.
Figure 13-2. Serial Bus Configuration Example Using I
2
C Bus
Master CPU1
Slave CPU1
Address 0
SDAA0
SCLA0
Serial data bus
Serial clock
+ V
DD + VDD
SDAA0
SCLA0
SDAA0
SCLA0
SDAA0
SCLA0
SDAA0
SCLA0
Master CPU2
Slave CPU2
Address 1
Slave CPU3
Address 2
Slave IC
Address 3
Slave IC
Address N