Azoteq IQS227BEV02 Скачать руководство пользователя страница 10

 

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IQS227-228BEV02 Evaluation Kit User Guide 

Page 

10

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All Rights Reserved 

Revision 1.0 

November 2022 

Appendix A  Contact Information 

 

 

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Postal 
Address 

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Suite 120-S 

Austin 

TX 78750 

USA 

Room 501A, Block A, 

T-Share International Centre, 

Taoyuan Road, Nanshan District, 

Shenzhen, Guangdong, PRC 

 

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Paarl 

7620 

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Tel 

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Содержание IQS227BEV02

Страница 1: ...e Designs 9 1 Introduction This user guide describes the operation of the IQS227 228BEV02 Evaluation Kit The EV Kit consists of ten parts the main board device six separate plug in module boards and t...

Страница 2: ...the Counts value to reach the Target value The Touch Threshold TTH sets the point where a Touch event is triggered This is calculated as a fraction of the current LTA value For simplicity an example...

Страница 3: ...t operation and false Prox events will be triggered when touching the ground pour areas on the board Figure 3 1 Jumper placement When the jumper is connected on the PROX and GND pins the 2 pads on eac...

Страница 4: ...gn capacitance sensor software and tools Figure 4 1 Setup for data streaming Setup the base board connection with a computer by doing the following Connect the CT210A to a computer via a micro USB cab...

Страница 5: ...ck to Standalone mode If you click the Start button you will receive a Timeout during operation error in the Message box When everything is setup correctly and working in the data streaming mode the G...

Страница 6: ...ay to get out of this stuck condition is to wait for the Time Out timer to complete and re ATI the IC The default Time Out time is 18s An important consideration is the Production Spread Guideline bar...

Страница 7: ...should look like Note that the Counts and LTA bars have turned red to indicate a Touch event and the Filter Halt is still Active Figure 4 5 IQS227B Touch Event The various IQS227B module boards can n...

Страница 8: ...needed as during long Touch events the environment can change and the device compensates for these slow varying changes The device exits the Touch event when the Counts value rise a certain amount ab...

Страница 9: ...on Kit User Guide Page 9 of 10 All Rights Reserved Revision 1 0 November 2022 6 Reference Designs Figure 6 1 and Figure 6 2 shows reference designs for the main board and the module boards Figure 6 1...

Страница 10: ...and information including but not limited to all implied warranties and conditions of merchantability fitness for a particular purpose title and non infringement of any third party intellectual prope...

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