Performs initialization necessary to perform the 3-wire serial I/O communication.
Remark
This API function is used as an internal function of R_SAUm_Create .
For this reason, there is
normally no need to call it from a user program.
[Syntax]
void R_CSImn_Create ( void );
Remark m is the unit number, and n is the channel number.
[Argument(s)]
None.
[Return value]
None.