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HI-7159A データシートの表示(PDF) - Intersil

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HI-7159A Datasheet PDF : 14 Pages
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Timing Waveforms
CS
WR
P0 - P7
t1
t3
t1
t2
t4
DATA IN
FIGURE 1A. WRITE
HI-7159A
WR
tA
RD
FIGURE 1B. WRITE TO READ CYCLE
CS
RD
P0 - P7
WR
tA
FIGURE 1C. WRITE TO WRITE CYCLE
t5
t6
t5
t7
DATA OUT
RD
tB
WR
FIGURE 1D. READ
FIGURE 1E. READ TO WRITE CYCLE
FIGURE 1. PARALLEL MODE TIMING
CLK
(PIN 15)
RXD/TXD
(PIN 16)
RXD/TXD
(PIN 16)
D0
tC
D0
D1
D2
D3
D4
D5
tD
D1
D2
D3
D4
tE
D6
D7
(HI-7159A RECEIVING)
D5
D6
D7
(HI-7159A TRANSMITTING)
FIGURE 2A. SERIAL MODE 0 TIMING
CS
(SERIAL MODE 1)
tf
TXD OR RXD
START
D0
D1
D2
D3
D4
D5
D6
D7 PARITY STOP
DATA CLOCK
BIT DETECTOR
SAMPLE TIME
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
NOTE: All input timing shown is defined at 50% points.
FIGURE 2B. SERIAL MODE TIMING
4

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