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ST72325AR7-Auto Datasheet(PDF) 138 Page - STMicroelectronics

Part # ST72325AR7-Auto
Description  SCI asynchronous serial interface
PDF  243 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST72325AR7-Auto Datasheet(HTML) 138 Page - STMicroelectronics

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Obsolete
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- Obsolete
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Serial peripheral interface (SPI)
ST72325xxx-Auto
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Doc ID 13770 Rev 3
Warning:
A write to the SPIDR register places data directly into the
shift register for transmission.
A read to the SPIDR register returns the value located in the buffer and not the content of
the shift register (see Figure 57).
Table 70.
SPI register map and reset values
Address
(Hex.)
Register
label
76543
210
0021h
SPIDR
Reset value
MSB
xxxx
xxx
LSB
x
0022h
SPICR
Reset value
SPIE
0
SPE
0
SPR2
0
MSTR
0
CPOL
x
CPHA
x
SPR1
x
SPR0
x
0023h
SPICSR
Reset value
SPIF
0
WCOL
0
OVR
0
MODF
00
SOD
0
SSM
0
SSI
0



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