Questions & Answers
Q1: Can Nextion display be used with other MCU?
A: Nextion works with many MCUs, but we only offer Library for arduino and Linux. You need to develop Lib for other MCUs, and all instructions must strictly follow Nextion Instruction Set
Q2: How to upload the designed project?
A: USB to TTL module, and SD card.
Q3: Can Nextion read file in SD card?
A: No, SD card is only used to upload TFT project file.
Q4: My project is successfully made in Nextion Editor. How to get the TFT file?
A: Choose HMI file in Nextion Editor -Click "Compile" and it'll show "Compile Successful!" in the bottom of software -Choose "File","TFT file output" -Click "Output" and save TFT file.
Q5: Can I output the TFT file in Nextion screen?
A: No
Q6: I want to update my project. Why the TFT file can not be revised?
A: The file in Nextion Editor is HMI, and the output one is TFT. You should edit the HMI file in software.
Q7: Why Nextion Editor shows "Can not open this file (Your HMI file is made by low version Editor)?
A: The project is made in old version of Nextion Editor. You need to download the newest version.
Q8: The Nextion display "Model does not match" "File Infor ERROR!". How to solve it?
A: The TFT file was made in another model number, you need to reselect right model number in Nextion Editor.
Q9: How to upload a project via SD card?
A: Prepare a SD card ( FAT32 format and less than 32GB) -Copy TFT file from PC to SD card (ensure only one TFT file in it) -Insert SD card into Nextion card slot -Power on Nextion -File uploaded automatically and displays "Update Successed!" after completed -Power off Nextion -Remove SD card -Power on and project will show on Nextion.