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STC89LE53RC Datasheet(PDF) 113 Page - List of Unclassifed Manufacturers

Part # STC89LE53RC
Description  STC12C5410AD
PDF  149 Pages
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Manufacturer  ETC1 [List of Unclassifed Manufacturers]
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STC89LE53RC Datasheet(HTML) 113 Page - List of Unclassifed Manufacturers

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宏晶科技:www.MCU-Memory.com   Mobile:13922805190(姚永平)   Tel:0755-82948409    Fax: 0755-82944243
宏晶科技:专业单片机 / 存储器供应商   www.MCU-Memory.com   STC12C5410AD 系列 1T 8051 单片机中文指南
113
SP I 状态寄存器的位分配(SP STAT – 地址:8 4 h )
SP I 状态寄存器的位描述(SP STAT – 地址:8 4 h )
位
7
6
5
4
3
2
1
0
符号
SPIF
WCOL
-
-
-
-
-
-
复位
0
0
X
X
X
X
X
X
位
符号
符号
7
SPIF
SPI 传输完成标志。当一次串行传输完成时,SPIF 置位,并当ESPI
和EA 都置位时产生中断。当SPI 处于主模式且SSIG=0 时,如果/SS 为输入
并被驱动为低电平,SPIF 也将置位。SPIF标志通过软件向其写入“1”清零。
6
WCOL
SPI 写冲突标志。在数据传输的过程中如果对SPI 数据寄存器SPDAT 执行写
操作,WCOL 将置位。WCOL 标志通过软件向其写入“1”清零。
5 - 0
-
保留
S P I 数据寄存器的位分配(S P D AT – 地址:8 6 h )
位
7
6
5
4
3
2
1
0
符号
MSB
LSB
复位
0
0
0
0
0
0
0
0
 SPDAT.7 - SPDAT.0:      传输的数据位 Bit7~Bit0



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