tmp88ps42ng TOSHIBA Semiconductor CORPORATION, tmp88ps42ng Datasheet - Page 192

• Manufacturer Part Number: tmp88ps42ng
• Description: 8 Bit Microcontroller Tlcs-870/x Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

15. Synchronous Serial Interface (SIO)
15.6 Transfer Mode
SIOCR1<SIOS>
SIOSR<SIOF>
SIOSR<SEF>
SCK pin
(output)
SO pin
SI pin
INTSIO interrupt
DBR
Figure 15-11 Transfer / Receive Mode (Example: 8bit, 1word transfer, Internal clock)
Figure 15-12 Transmitted Data Hold Time at End of Transfer / Receive
Note:The buffer contents are lost when the transfer mode is switched. If it should become necessary to switch the
SCK pin
SIOSR<SIOF>
SO pin
Write (a)
transfer mode, end receiving by clearing SIOCR1<SIOS> to “0”, read the last data and then switch the trans-
fer mode.
a
a
c
0
0
a
c
1
1
Bit 6
a
c
2
2
a
c
3
3
a
c
4
4
t
SODH
Bit 7 of last word
a
c
5
5
Page 182
= min 4/fc [s] (In the NORMAL, IDLE modes)
Read out (c)
a
c
6
6
a
c
7
7
c
Write (b)
b
b
d
0
0
b
d
1
1
b
d
2
2
Clear SIOS
b
d
3
3
b
d
4
4
b
d
5
5
TMP88PS42NG
b
d
6
6
Read out (d)
b
d
7
7
d