NEC PD78078 用户手册

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CHAPTER 18 SERIAL INTERFACE CHANNEL 0 (

PD78078Y Subseries)

18.4.3 2-wire serial I/O mode operation

The 2-wire serial I/O mode can cope with any communication format by program.

Communication is basically carried out with two lines of serial clock (SCK0) and serial data input/output (SB0

or SB1).

Figure 18-10. Serial Bus Configuration Example Using 2-Wire Serial I/O Mode

Master

SCK0

Slave

SB0 (SB1)

SCK0

SB0 (SB1)