I write my code on arduino IDE and upload,there is no problem. But I write some ‘Serial.println()’ , How can I open and read serial monitor on usbasp
Hi @creonarduino. You will need to make a serial port connection between the microcontroller and your computer in order to do that.
If you are using a standard Arduino development board that has an onboard USB to serial adapter, you can simply connect the board to your computer with the USB cable as you would do normally.
If you are working with a bare chip then you will need connect an external adapter between the board and your computer. You can use one of the common modules for that purpose. The FTDI FT232R modules you find on the online marketplaces are a good choice:
but there are quite a few different styles, any of which will work fine for this purpose:
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