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M37221EASP 参数 Datasheet PDF下载

M37221EASP图片预览
型号: M37221EASP
PDF下载: 下载PDF文件 查看货源
内容描述: 单片8位微机的CMOS电压合成器与屏幕上的显示控制器 [SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER with ON-SCREEN DISPLAY CONTROLLER]
分类和应用: 显示控制器计算机
文件页数/大小: 112 页 / 1165 K
品牌: RENESAS [ RENESAS TECHNOLOGY CORP ]
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M37221M4H/M6H/M8H/MAH–XXXSP/FP M37221EASP/FP  
Interrupt Input Polarity Register  
b7 b6b5b4b3b2 b1b0  
0
0 0  
Interrupt input polarity register(RE) [Address 00F916]  
R W  
Name  
Functions  
After reset  
0
B
0
R
Nothing is assigned. This bit is a write disable bit.  
When this bit is read out, the value is “0.”  
0
0
0
0
0
0
R W  
R W  
R W  
R W  
Fix These bits to “0.”  
1,2  
3
INT1 polarity switch bit  
0 : Positive polarity  
(RE3)  
1 : Negative polarity  
INT2 polarity switch bit  
(RE4)  
4
0 : Positive polarity  
1 : Negative polarity  
INT3 polarity switch bit  
(RE5)  
5
0 : Positive polarity  
1 : Negative polarity  
R
Nothing is assigned. This bit is a write disable bit.  
When this bit is read out, the value is “0.”  
6
R W  
Fix this bit to “0.”  
7
Fig. 8.3.6 Interrupt Input Polarity Register  
Rev.1.00 Oct 01, 2002 page 23 of 110  
REJ03B0134-0100Z  
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