GMS81C2020 Datasheet, PDF (61/92 Pages) Hynix Semiconductor – CMOS Single-Chip 8-Bit Microcontroller with A/D Converter & VFD Driver

Hyundai Micro Electronics
ting the POL..
GMS81C2020/GMS81C2120
SIOST
SCLK
(POL=1)
SCLK
(POL=0)
SOUT
SIN
SPIIF
(SPI Int. Req)
D0
D1
D2
D3
D4 D5
D6
D7
D0
D1
D2
D3
D4
D5
D6
D7
76543210 C
"0" ^{→→→→→→→→→→}
C 76543210
→→→→→→→→→
SIOR (Data Output :SOUT)
SIOR (Data Input :SIN)
Figure 16-2 SPI Timing Diagram
Nov. 1999 Ver 0.0
preliminary
61