E202075_HD404889 Datasheet, PDF (190/202 Pages) Renesas Technology Corp – Low-Voltage AS Microcomputers with On-Chip LCD Circuit

HD404889/HD404899/HD404878/HD404868 Series
RESET
0.9VCC
0.1VCC
tRSTL
tRSTr
Figure 106 Reset Timing
SCK
t_SCKf
V_CC–0.5V(0.9V_CC)*
0.4V(0.1V_CC)*
t_SCKL
t_Scyc
t_SCKr
t_SCKH
t_DOS
SO
V_CC–0.5V
0.4V
t_SSI
t_HSI
SI
0.9V_CC
0.1V_CC
Note : V_CC–0.5V and 0.4V are the voltages during serial clock output.
0.9 V_CC and 0.1 V_CC are the voltages during serial clock input.
Figure 107 Serial Interface Timing
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