Hi there
Yes, you can, when you use the icsp to program the board, the bootloader will be flashed and then you can not use the rx/tx to program it again. if you want to program through rx/tx, you have to flash the bootloader again. thanks.
Hi there
Yes, you can, when you use the icsp to program the board, the bootloader will be flashed and then you can not use the rx/tx to program it again. if you want to program through rx/tx, you have to flash the bootloader again. thanks.