Master Reception (Fifo Mode) - Renesas RZ/A Series User Manual

RZ/A1L Group, RZ/A1LU Group, RZ/A1LC Group
22.6.4

Master reception (FIFO mode)

START
Set up the IEBBnPSR, IEBBnUAR,
IEBBnCKS, and IEBBnTMS registers.
Set the IEBBnBCR register to 80H.
Set up the IEBBnSAR, IEBBnCDR
(or IEBBnTCD) registers.
Set the IEBBnBCR register to C8H (separate communication)
or the IEBBnBCR register to E8H (broadcast communication).
Has IEBBTV occurred?
Has IEBBTSTA occurred?
End interrupt servicing
(See 22.5.6 (3) "Interrupt servicing example".)
END
Figure 22-47 Master reception (FIFO mode)
R01UH0437EJ0600 Rev.6.00
Jan 29, 2021
: Initial settings
: Master request
Yes
: Data interrupt occurrence check
No
No
: End interrupt occurrence check
Yes
Read the reception data from
the IEBBnDR register.
22. IEBus Controller
: Read the reception
data remaining in the
FIFO buffer in order.
22-102