True, but for debugging it's cheaper(and simpler) to use a couple of resistors as suggested in the manual. If one just MUST use the hardwareuart for debugging it's still alot cheaper to hook up a max232(or similar) in parallell with the 485 driver.
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True, but for debugging it's cheaper(and simpler) to use a couple of resistors as suggested in the manual. If one just MUST use the hardwareuart for debugging it's still alot cheaper to hook up a max232(or similar) in parallell with the 485 driver.
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