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SH79F166AP044PR Datasheet(PDF) 71 Page - List of Unclassifed Manufacturers

Part # SH79F166AP044PR
Description  Enhanced 8051 microcontroller with 10-bit ADC
PDF  113 Pages
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Manufacturer  ETC1 [List of Unclassifed Manufacturers]
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SH79F166AP044PR Datasheet(HTML) 71 Page - List of Unclassifed Manufacturers

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SH79F166A
71
8.3.3 PWM保护寄存器
PWM保护寄存器用来控制对PWM允许寄存器、PWM控制寄存器、PWM周期寄存器、PWM占空比寄存器和PWM死区时间
控制寄存器的更改。只有当保护寄存器中的数据为55h时,才允许修改这些寄存器内容,否则不能修改。
这个寄存器能增强SH79F166A的抗干扰能力。
Table 8.14 PWM保护寄存器
E7H
第7位
第6位
第5位
第4位
第3位
第2位
第1位
第0位
PWMLO
PWMLO.7 PWMLO.6 PWMLO.5 PWMLO.4 PWMLO.3 PWMLO.2 PWMLO.1 PWMLO.0
读/写
读/写
读/写
读/写
读/写
读/写
读/写
读/写
读/写
复位值
(POR/WDT/LVR/PIN)
0
0
0
0
0
0
0
0
位编号
位符号
说明
7-0
PWMLO[7:0]
PWM锁定位
只有当PWMLO = 0x55,才能允许修改其他PWM寄存器



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