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Störgrößen

Black-Box am Beispiel „Braille-Tastatur“. Störgrößen. Umwelteinflüsse (Temperatur, Feuchte) magn. und elektr. Störfelder (EMV) mech. Stöße Tastenprellen. kalte Luft. warme Luft. St 1. St 2. 5V vom PC. EIN/AUS. Braillezeichen eingeben. E 1el. S 2ak. Braille-Eingabe. Tastatur-Code.

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Störgrößen

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  1. Black-Box am Beispiel „Braille-Tastatur“ Störgrößen • Umwelteinflüsse (Temperatur, Feuchte) • magn. und elektr. Störfelder (EMV) • mech. Stöße • Tastenprellen kalte Luft warme Luft St1 St2 5V vom PC EIN/AUS Braillezeichen eingeben E1el S2ak Braille-Eingabe Tastatur-Code S1mech S3el Restriktionen • Energieversorgung 5V TTL/<200mA • PC-Codeformat am Ausgang • Zeichenende-Erkennung • Tastaturpuffer

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