SH7708 Datasheet, PDF (501/625 Pages) Renesas Technology Corp – SuperH™ RISC engine

SCK
TxD
(data trans-
mission)
RxD
(data
reception)
t_Scyc
t_TXD
,,, ^{tRXS tRXH}
Figure 16.63 Synchronous Mode SCI Input/Output Timing
φ
PORT 7–
PORT 0
(read)
PORT 7–
PORT 0
(write)
t_PORTS t_PORTH
t_PORTD
Figure 16.64 I/O Port Input/Output Timing
16.3.11 AC Characteristics Test Conditions
• Input/output signal reference level: 1.5 V (V_CC = 3.3 ± 0.3 V).
• Input pulse level: V_SS to 3.0 V (when RESET, BREQ, NMI, IRL3–IRL0, CKIO, MD5–
MD0 are V_SS to V_CC).
• Input rise/fall time: 1 ns
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