tmp86fh46bng TOSHIBA Semiconductor CORPORATION, tmp86fh46bng Datasheet - Page 124

• Manufacturer Part Number: tmp86fh46bng
• Description: 8 Bit Microcontroller Tlcs-870/c Series
• Manufacturer: TOSHIBA Semiconductor CORPORATION

10.3
Function
10.3.2
SIOCR1<SIOS>
SCK
SIOTDB
SO pin
SCK
SIOTDB
SIOCR1<SIOS>
SO pin
10.3.2.1
10.3.2.2
pin
pin
set individually for transmit and receive operations.
while the transfer is stopped (when SIOCR1<SIOF>= “0”)
Transfer data direction can be selected by using SIOCR1<SIODIR>. The transfer data direction can't be
When the data direction is changed, the writing instruction to SIOCR1<SIODIR> should be executed
Transfer bit direction
(1)
(2)
(1)
Transmit mode
Receive mode
Figure 10-5 Transfer Bit Direction (Example of transmit mode)
ferred sequentially beginning with the most significant bit (Bit7).
ferred sequentially beginning with the least significant bit (Bit0).
ceived sequentially beginning with the most significant bit (Bit7).
MSB transmit mode is selected by setting SIOCR1<SIODIR> to “0”, in which case the data is trans-
LSB transmit mode is selected by setting SIOCR1<SIODIR> to “1”, in which case the data is trans-
MSB receive mode is selected by setting SIOCR1<SIODIR> to “0”, in which case the data is re-
A
A
MSB transmit mode
LSB transmit mode
MSB receive mode
Shift out
Shift out
A7
A0
A6
A1
Page 106
(a) MSB transfer
A5
A2
(b) LSB transfer
A4
A3
A3
A4
A2
A5
A1
A6
TMP86FH46BNG
A0
A7