Johtojen mutkittelut on toteutettu Simcir:in uudella joint-komponentilla. Komponentti lisätään TIM:in simcir versioon, kunhan piirikaavioiden tarkistin päivitetään tukemaan sitä. Rekisterit, mux ja demux ovat opettajan tekemiä, jotka lisätään myös TIM:in simcir versioon jossain vaiheessa.

Aseta 4-bittiseen Data[4] sisäänmenoon haluamasi arvo, sitten valitse Sel-signaaleilla muistipaikan osoite, johon tallennetaan ja lopuksi Load-signaalilla saat datan muistipaikkaan. Tallenna heksalukuja muutamaan muistipaikkaan ja sitten voit lukea muistin sisältöä pitämällä Load-signaali nollassa ja valitsemalla Sel-signaaleilla ulostuloon välitettävän muistipaikan osoitteen. Huomaa: Load-signaali päivittää muistin, kun se on 1 ja kello signaali on 1. Load signaalia ei saa päästää nollaan ennen kellosignaalia, tai muuten data ei tallennu muistiin.

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