tmp89fh42l TOSHIBA Semiconductor CORPORATION, tmp89fh42l Datasheet - Page 275

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tmp89fh42l

Manufacturer Part Number
tmp89fh42l
Description
8 Bit Microcontroller Tlcs-870/c1 Series
Manufacturer
TOSHIBA Semiconductor CORPORATION
Datasheet

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RA001
Figure 17-8 8-bit Transmit Mode (External Clock and Occurrence of Transmit Underrun Error)
SIO0CR<SIOS>
SIO0CR<SIOM>
SIO0SR<SIOF>
SIO0SR<SEF>
SIO0SR<TBFL>
SIO0SR<UERR>
SO0 pin (output)
SCLK0 pin (input)
INTSIO0 interrupt request
SIO0BUF
Write to SIO0BUF
Read SIO0SR
Writing
data A
Start operation
A
Bit0 Bit1 Bit2 Bit3 Bit4 Bit5 Bit6 Bit7 Bit0 Bit1
Data A
Page 261
Reading
SIO0SR
Bit2 Bit3 Bit4 Bit5 Bit6
Data A
01
Writing
data B
Transferred to the buffer
immediately after writing
B
Data B
Bit7
Reserved stop
Bit0 Bit1 Bit2 Bit3 Bit4 Bit5 Bit6
current level in the operation
Data B
Stopped while keeping the
Writing
data C
with an external clock
Transferred to the buffer
immediately after writing
setting SIOCR1<SIOM> to “00”
C
Returned to the H level by
Data C
TMP89FH42L
Bit7
00

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