NEC 78K0 Series User Manual page 408

Figure 17-2 shows a serial bus configuration example.
Figure 17-2. Serial Bus Configuration Example Using I
Master CPU1
Slave CPU1
Address 0
408
CHAPTER 17 SERIAL INTERFACE IIC0
Serial data bus
SDA0
Serial clock
SCL0
Preliminary User's Manual U17260EJ3V1UD
2
C Bus
+ V + V
DD DD
SDA0
SCL0
SDA0
SCL0
SDA0
SCL0
SDA0
SCL0
Master CPU2
Slave CPU2
Address 1
Slave CPU3
Address 2
Slave IC
Address 3
Slave IC
Address N