參數(shù)資料
型號: ST72121J2
元件分類: 8位微控制器
英文描述: 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
中文描述: 8位微控制器與2/4/8K字節(jié)在系統(tǒng)可編程閃存
文件頁數(shù): 75/93頁
文件大小: 915K
代理商: ST72121J2
75/93
ST72E121 ST72T121
SERIAL PERIPHERAL INTERFACE
(Cont’d)
Table 18. SPI Register Map and Reset Values
Address
(Hex.)
Register
Name
DR
Reset Value
CR
Reset Value
SR
Reset Value
7
6
5
4
3
2
1
0
21
D7
x
SPIE
0
SPIF
0
D6
x
SPE
0
WCOL
0
D5
x
D4
x
D3
x
D2
x
D1
x
D0
x
22
SPR2
0
-
0
MSTR
0
MODF
0
CPOL
x
-
0
CPHA
x
-
0
SPR1
x
-
0
SPR0
x
-
0
23
75
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