Dobrý den. Má tento snímač čárových kódů napájení na pinu 9, nebo se musí pro napájení výlučně použít připojený USB konektor? Jaký jiný snímač by jste doporučil s připojením RS232 a výše zmíněným napájením? Předem děkuji za odpověď. Jiří Kovář
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