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<SIOS>
<SIOF>
<SEF>
SCK pin (output)
SO pin
a
*
SI pin
c
INTSBI interrupt
request
SBI0DBR
a
Write transmitted
data (a)
Figure 3.10.29 Transmit/Received Mode (example using internal clock)
SCK pin
SIOF
SO pin
Figure 3.10.30 Transmitted data hold time at end of transmit/receive
a
a
a
a
a
a
0
1
2
3
4
5
6
c
c
c
c
c
c
0
1
2
3
4
5
6
Read received
data (c)
bit 6
Bit 7 in last transmitted word
91C815-180
Clear <SIOS>
a
b
b
b
b
b
7
0
1
2
3
c
d
d
d
d
d
7
0
1
2
3
c
b
Write transmitted
data (b)
= Min. 4/f
t
[s]
SODH
FPH
TMP91C815
b
b
b
4
5
6
7
d
d
d
4
5
6
7
d
Read received
data (d)
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