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Should data be b15/b0 when using SSU to perform 9-15 bit data transfer?

Latest Updated:12/06/2013

Question:

When using the synchronous serial communication unit (SSU) to perform 9- to 15-bit data transfer, should the data be allocated from b15, or b0?

Answer:

Allocate the data from b0. Write 2FFh in 16-bit units when transmitting 2FFH (10-bit data).
Suitable Products
R8C/3x
R8C/5x
R8C/Lx
R8C/Mx