HD6417751RBP240V Datasheet, PDF (852/1226 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

18. I/O Ports
SCIF I/O port block diagrams are shown in figures 18.6 to 18.10.
MD1/TxD2
Reset
R
QD
SPB2IO
C
SPTRW
Reset
R
QD
SPB2DT
C
SPTRW
Mode setting
register
Legend:
SPTRW: Write to SPTR
Figure 18.6 MD1/TxD2 Pin
Internal data bus
SCIF
Transmit enable
signal
Serial transmit data
MD2/RxD2
Mode setting
register
SPTRR
Legend:
SPTRR: Read SPTR
Internal data bus
Figure 18.7 MD2/RxD2 Pin
Rev.4.00 Oct. 10, 2008 Page 752 of 1122
REJ09B0370-0400
SCIF
Serial receive
data