Intel 8080: razlika između inačica
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Redak 4:
* Takt: 2Mhz
* Broj tranzistora: 6.000
* Kučište: [[DIP]] 40 iglica
* Tehnologija: 6 µm [[NMOS]]
*
*
* Broj naredbi: ??
Raspored iglica
<table border="1" >
<tr>
<th>Broj Iglice</th>
<th>Signal</th>
<th>Vrsta</th>
<th>Opaska</th>
</tr>
<tr> <td>1</td><td>A10</td>
<td>Izlaz</td><td>Adresna Sabirnica 10</td></tr>
<tr> <td>2</td><td>GND</td>
<td>-</td><td>Uzemljenje</td></tr>
<tr> <td>3</td><td>D4</td>
<td rowspan="8">Dvosmjerna</td>
<td rowspan="8">Dvosmjerna podatkovna sabirnica.
*D0
*D1
*D2
*D3
*D4
*D5
*D6
*D7
</td>
</tr><tr>
<td>4</td><td>D5</td></tr>
<tr> <td>5</td><td>D6</td></tr>
<tr> <td>6</td><td>D7</td></tr>
<tr> <td>7</td><td>D3</td></tr>
<tr> <td>8</td><td>D2</td></tr>
<tr> <td>9</td><td>D1</td></tr>
<tr> <td>10</td><td>D0</td></tr>
<tr> <td>11</td><td>-5 V</td>
<td>-</td><td>Negativno napajanje -5 V. Ovo napajanje se prvo mora spojiti ili zadnje napajanje koje se otpušta. Inače ako je drugačije, procesor će se oštetiti.</td></tr>
<tr> <td>12</td><td>R</td>
<td>Input</td><td>Reset, prisiljava da se izvršavaju naredbe na adresi 0000h</td></tr>
<tr> <td>13</td><td>[[DMA]]</td>
<td>Input</td><td>Zahtjev za izravni prisup memoriji</td></tr>
<tr> <td>14</td><td>INT</td>
<td>Input</td><td>Zahtjev za interrupt</td></tr>
<tr> <td>15</td><td>CLC2
<td>Input</td><td>Druga faza unutrašnjeg sata </td></tr>
<tr> <td>16</td><td>ACK INT</td>
<td>Output</td><td>Koristi se za potvrđivanje interupta.</td></tr>
<tr> <td>17</td><td>RD</td>
<td>Output</td><td>Signalna igla za čitanje podataka iz memorije ili na ulazu</td></tr>
<tr> <td>18</td><td>WR</td>
<td>Output</td><td>Signal za čitanje podataka u memoriju ili na ulazu</td></tr>
<tr> <td>19</td><td>S</td>
<td>Izlaz</td><td></td></tr>
<tr> <td>20</td><td>5 V</td><td>-</td><td>The + 5 V power supply</td></tr>
<tr><td colspan="4"><hr></td></tr>
<tr> <td>21</td><td>ACK DMA</td>
<td>Output</td><td>Potvrda izravnog pristupa memoriji</td></tr>
<tr> <td>22</td><td>CLC1</td>
<td>Input</td><td>Prva faza unutrašnjeg sata</td></tr>
<tr> <td>23</td><td>RDY</td>
<td>Ulaz</td><td>Čekanje</td></tr>
<tr> <td>24</td><td>WAIT</td>
<td>Output</td><td>Wait procesor je u fazi čekanja</td></tr>
<tr> <td>25</td><td>A0</td>
<td rowspan="3">Izlaz</td>
<td rowspan="3">Adresna sabirnica</td></tr>
<tr> <td>26</td><td>A1</td></tr>
<tr> <td>27</td><td>A2</td></tr>
<tr> <td>28</td><td>12 V</td>
<td>-</td><td>Napajanje 12 V</td></tr>
<tr> <td>29</td><td>A3</td>
<td rowspan="12">Izlaz</td>
<td rowspan="12">Adresni bus</td></tr>
<tr> <td>30</td><td>A4</td></tr>
<tr> <td>31</td><td>A5</td></tr>
<tr> <td>32</td><td>A6</td></tr>
<tr> <td>33</td><td>A7</td></tr>
<tr> <td>34</td><td>A8</td></tr>
<tr> <td>35</td><td>A9</td></tr>
<tr> <td>36</td><td>A15</td></tr>
<tr> <td>37</td><td>A12</td></tr>
<tr> <td>38</td><td>A13</td></tr>
<tr> <td>39</td><td>A14</td></tr>
<tr> <td>40</td><td>A11</td></tr>
</table>
[[cs:Intel 8080]]
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