HD6417751 Datasheet, PDF (700/1105 Pages) Renesas Technology Corp – SuperH RISC engine

MD1/TxD2
Reset
R
QD
D1
SPB2IO
C
SPTRW
Reset
R
D0
QD
SPB2DT
C
SPTRW
Mode setting
register
SPTRW: Write to SPTR
Figure 16.4 MD1/TxD2 Pin
Internal data bus
SCIF
Transmit enable
signal
Serial transmit data
MD2/RxD2
Mode setting
register
D0
SPTRR
Internal data bus
SPTRR: Read SPTR
Figure 16.5 MD2/RxD2 Pin
SCIF
Serial receive
data
Rev. 3.0, 04/02, page 660 of 1064