参数资料
型号: ST72121J2T6/XXX
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, TQFP-44
文件页数: 65/87页
文件大小: 1365K
代理商: ST72121J2T6/XXX
68/87
ST72121
SERIAL PERIPHERAL INTERFACE (Cont’d)
Table 18. SPI Register Map and Reset Values
Address
(Hex.)
Register
Name
765432
10
21
DR
Reset Value
D7
x
D6
x
D5
x
D4
x
D3
x
D2
x
D1
x
D0
x
22
CR
Reset Value
SPIE
0
SPE
0
SPR2
0
MSTR
0
CPOL
x
CPHA
x
SPR1
x
SPR0
x
23
SR
Reset Value
SPIF
0
WCOL
0
-
0
MODF
0
-
0
-
0
-
0
-
0
68
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