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AT77C105A 参数 Datasheet PDF下载

AT77C105A图片预览
型号: AT77C105A
PDF下载: 下载PDF文件 查看货源
内容描述: 的FingerChip热指纹扫描传感器,基于硬件的导航和点击功能,扩展I / O范围( 1.8-3.3V ) [FingerChip Thermal Fingerprint Sweep Sensor, Hardware Based Navigation and Click Functions, Extended I/O range(1.8-3.3V)]
分类和应用: 传感器
文件页数/大小: 39 页 / 451 K
品牌: ATMEL [ ATMEL ]
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Appendix D  
Example of an Interrupt  
Generated by a  
Controller  
Movement Detection  
Main Program  
Sensor  
Interrupt Generated  
IRQ/ = 0  
No  
Interrup ?  
Interrupts Masked  
SSS/ = 0  
STATUS Reading Requested  
Sending of 0b11000000  
Reception of the Command  
No  
Transfer  
Ended ?  
Yes  
Sending of Dummy Data  
0b00000000  
Reception of STATUS  
Sending of STATUS  
Interrupts Cleared  
No  
Transfer  
Ended ?  
Yes  
Interrupts Control  
Detection of Movement  
NAVIGATION Reading  
Requested  
Sending of 0b11100000  
Reception of the Command  
Reading of NAVIGATION  
Transfer  
Ended ?  
No  
Yes  
Sending of Dummy Data  
0b00000000  
Reception of the 3 Navigations  
Sending of the 3  
Navigation Registers  
No  
3 Registers  
Values Sent ?  
Yes  
SSS/ = 1  
Interrupts enabled  
38  
AT77C105A [Preliminary]  
5419A–BIOM–01/05  
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