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SH79F166AP044PR Datasheet(PDF) 63 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) 63 Page - List of Unclassifed Manufacturers

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SH79F166A
63
8.1.1 寄存器
Table 8.1 LCD控制寄存器
ABH，Bank0
第7位
第6位
第5位
第4位
第3位
第2位
第1位
第0位
DISPCON
DISPSEL
LCDON
ELCC
DUTY
VOL3
VOL2
VOL1
VOL0
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
DISPSEL
LCD，LED选择控制位
0：选择LCD驱动器，LED驱动器无效
1：选择LED驱动器，LCD驱动器无效
6
LCDON
LCD使能控制位
0：禁止LCD驱动器
1：允许LCD驱动器
5
ELCC
LCD对比度控制使能位
0：关闭LCD对比度控制
1：打开LCD对比度控制
4
DUTY
LCD占空比选择位
0：1/4占空比，1/3偏置
1：1/8占空比，1/4偏置
3-0
VOL[3:0]
LCD对比度控制位
0000：VLCD = 0.531VDD
0001：VLCD = 0.563VDD
0010：VLCD = 0.594VDD
0011：VLCD = 0.625VDD
0100：VLCD = 0.656VDD
0101：VLCD = 0.688VDD
0110：VLCD = 0.719VDD
0111：VLCD = 0.750VDD
1000：VLCD = 0.781VDD
1001：VLCD = 0.813VDD
1010：VLCD = 0.844VDD
1011：VLCD = 0.875VDD
1100：VLCD = 0.906VDD
1101：VLCD = 0.938VDD
1111/1110：VLCD = 1.000VDD
注意：SH79F166A兼有LCD驱动和LED驱动，不可同时有效，若DISPSEL = 1，LCD驱动无效，若DISPSEL = 0，LED驱
动无效。
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