Elecrow
Elecrow
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- Elecrow
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Comments
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(Quote) Hello, May I kindly ask will the 4.3-inch display work if you upload the firmware according to this instruction: https://forum.elecrow.com/index.php?p=/discussion/510/how-to-install-the-factory-demo-firmware-with-flash-download-tool/p1?new=1?
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The flash size of the chip module of the board is fixed. To save flash space, you can try to disable unused fonts, demos, and controls in lv_conf.h during compilation.
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Hello @lboue , Please check the picture below: (Image) the unit is mm
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Hello @HansTis , To read analog value, you need an ADC pin, but there is no available ADC pin. However, if you don't need to use a speaker, you can use GPIO17 pin as ADC input pin to read analog value. Use the following code: #define A_pin 17…
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Hello @aliberkarad , May I kindly ask did you modified the gfx_conf.h file? Please comment out #define CrowPanel_50 and enable #define CrowPanel_43 (Image)
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Hello @lboue , Sorry for the inconvenience. The code files are updated now! Please check again.
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(Quote) May I kindly ask when did you place the order and which version is your screen?
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Hello @Jessamine , Please refer to this post: https://forum.elecrow.com/discussion/726/compilation-error-demos-lv-demos-h-no-such-file-or-directory/p1?new=1. May I kindly ask do you install the lvgl libraries to the Sketchbook Location?
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Hello @Noda , Please refer to lesson6 for design the UI by SLS, then modify the provided lesson code. Add these 2 sentences to the ino file: (Image)
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Hello @NeumannNBI , In the code, we have adjusted the cache refresh to the best, using two buffers buf1 and buf2, each of which is 1/8 of the screen size. The official documentation explains that 1/10 is the optimal speed, and increasing it will not…