adCameroon Sugar daddy apps7845 After writing 0x90, the reading data has always been 0x80. What’s going on?

•CM Escorts ADS7845 Click to touchCM Escorts TouchCameroon Sugar Daddy The coordinates of the screen differences are 0FFF,0000. What is the issue? 246
• ADS1146 sets the SYS0 storage device to 0x19, and reads data always 0x7ff, why? How to deal with it? 147
2. Check whether the communication line of the S7845 can be connected correctly. Ensure the connection between Cameroon Sugar DaddyMISO, MOSI, SCK and CS leads of the SPI interface.
3. Check whether the initialization code of ADCameroonian SugardaddyS7845 can be correct. Cameroon Sugar ensures that ADS7845 is initialized in accordance with the data manual.
4. Review the operation of the Cameroon Sugarx90 is not correct. Make sure to write 0x9Cameroon SugarBefore 0, the CM Escorts set up the Cameroon Sugar Daddy control storage device of ADS7845.
5. Check whether the code of reading data can be correct. Make sure that before reading the data, the ADS7845 control storage was set up and SPI communication was disabled.
6. Review the data manual of ADS7845 to see the detailed mailing of 0x80 and 0CM Escortsx90. Can 0x80 is the default value of ADS7845, or 0x80 indicates a certain error.
7. If the above steps cannot be addressed, you can test the application oscilloscope or logical Cameroon Sugar Daddy analysis instrument reviews the electronic signal of the SPI communication line to determine whether the question can be found on the communication line.
8. If the question still exists, you can consider the ability to remove hardware problems by replacing the ACM EscortsDS7845 chips to eliminate hardware problems.
I hope the above proposal can help you deal with the questions. If the question still exists, please provide Cameroon Sugar Daddy for more specific information to analyze it in one step.
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