SH7708 Datasheet, PDF (394/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

Initialize
Clear TE and RE bits in SCSCR to 0
Set RIE, TIE, TEIE, MPIE, CKE1,
and CKE0 bits in SCSCR
(1)
(TE and RE are 0)
Set transmit/receive format in SCSMR (2)
Set value in SCBRR
(3)
Wait
Has a 1-bit
No
period elapsed?
Yes
Set TE and RE bits in SCSCR to 1
and set RIE, TIE, TEIE, and MPIE bits ⁽⁴⁾
End
Figure 13.15 Sample Flowchart for SCI Initialization
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