Panasonic MN101C77C - Manual (Page 428)

XIII - 2 Overview
Chapter 13 Serial Interface 4
Table 13-1-1 Serial interface 4 Functions List
13-1 Overview
This LSI contains a serial interface 4, which is compatible with IIC serial interface (slave) communication.
13-1-1 Functions
Table 13-1-1 shows the functions of serial interface 4.
Communication type IIC (slave)
Interrupt SC4IRQ
Pin SDA, SCL
Addressing 7 bits / 10 bits
General call
Maximum transfer rate 400 kHz (High-speed mode)