ST72E121J4D0 데이터 시트보기 (PDF) - STMicroelectronics
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ST72E121J4D0
STMicroelectronics
ST72E121J4D0 Datasheet PDF : 92 Pages
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ST72E121 ST72T121
SERIAL PERIPHERAL INTERFACE (Cont’d)
Table 18. SPI Register Map and Reset Values
Address
(Hex.)
21
22
23
Register
Name
DR
Reset Value
CR
Reset Value
SR
Reset Value
7
D7
x
SPIE
0
SPIF
0
6
D6
x
SPE
0
WCOL
0
5
D5
x
SPR2
0
-
0
4
D4
x
MSTR
0
MODF
0
3
D3
x
CPOL
x
-
0
2
D2
x
CPHA
x
-
0
1
D1
x
SPR1
x
-
0
0
D0
x
SPR0
x
-
0
74/92
74
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