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发表于 2023-4-24 10:25:21
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I see. It seems that you are using the DwinPckits-T5L Download software to download the configuration file to your screen. According to the DWIN website, this software requires a XR21X141X driver to run properly. Have you installed this driver on your computer?
In order to improve baud rate and facilitate connection to PC debugging, Some models of DWIN adopt
TTL/RS232 compatible interface. Users can use 0Ωresistor or solder to directly short circuit. R232=0 (short
circuit) selects TTL level input; R232=1(disconnect), selects RS232 level. As shown in figure 1.0, the place is
marked by white silk screen. By default, the factory disconnects the 232 level, and selects the TTL level. That is
OFF=232, ON=TTL |
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