HD64F3039F18 Datasheet, PDF (584/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series

Section 18 Electrical Characteristics
18.3.6 SCI Input/Output Timing
SCI timing is shown as follows:
• SCI input clock timing
Figure 18.17 shows the SCI input clock timing.
• SCI input/output timing (synchronous mode)
Figure 18.18 shows the SCI input/output timing in synchronous mode.
SCK
t_SCKW
t_SCKr
t_SCKf
t_Scyc
Figure 18.17 SCK Input Clock Timing
SCK
TxD
(transmit
data)
RxD
(receive
data)
t_Scyc
t_TXD
t_RXS t_RXH
Figure 18.18 SCI Input/Output Timing in Synchronous Mode
Rev.3.00 Mar. 26, 2007 Page 560 of 682
REJ09B0353-0300