Compteur modulo 24
Un article de Wikipedia.
(Différences entre les versions)
(→Etats du compteur) |
(→Résultats) |
||
(33 révisions intermédiaires masquées) | |||
Ligne 6 : | Ligne 6 : | ||
Voir le [[Compteur modulo 16|compteur modulo 16]]. | Voir le [[Compteur modulo 16|compteur modulo 16]]. | ||
=== Compteur modulo 24 === | === Compteur modulo 24 === | ||
- | Un compteur modulo 24 | + | Un compteur modulo 24 nécessite 6 bascules JK. |
==== Etats du compteur ==== | ==== Etats du compteur ==== | ||
- | + | Les états d'un compteur modulo 24 sont les suivants : | |
{| align="center" cellpadding="5" cellspacing="0" | {| align="center" cellpadding="5" cellspacing="0" | ||
Ligne 19 : | Ligne 19 : | ||
|style="border-right:1px solid grey;"|'''0'''||0||0||0||0||0||0||style="border-left:1px solid grey;"| 0||0||0||0||0||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x | |style="border-right:1px solid grey;"|'''0'''||0||0||0||0||0||0||style="border-left:1px solid grey;"| 0||0||0||0||0||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x | ||
|- align="center" | |- align="center" | ||
- | |style="border-right:1px solid grey;"|'''1'''||0||0||0||0||0||1||style="border-left:1px solid grey;"| 0||0||0||0||1||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"| | + | |style="border-right:1px solid grey;"|'''1'''||0||0||0||0||0||1||style="border-left:1px solid grey;"| 0||0||0||0||1||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 |
|- align="center" | |- align="center" | ||
|style="border-right:1px solid grey;"|'''2'''||0||0||0||0||1||0||style="border-left:1px solid grey;"| 0||0||0||0||1||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x | |style="border-right:1px solid grey;"|'''2'''||0||0||0||0||1||0||style="border-left:1px solid grey;"| 0||0||0||0||1||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x | ||
Ligne 33 : | Ligne 33 : | ||
|style="border-right:1px solid grey;"|'''7'''||0||0||0||1||1||1||style="border-left:1px solid grey;"| 0||0||1||0||0||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | |style="border-right:1px solid grey;"|'''7'''||0||0||0||1||1||1||style="border-left:1px solid grey;"| 0||0||1||0||0||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | ||
|- align="center" | |- align="center" | ||
- | |style="border-right:1px solid grey;"|'''8'''||0||0||1||0||0||0||style="border-left:1px solid grey;"| 0||0||1||0||0||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| | + | |style="border-right:1px solid grey;"|'''8'''||0||0||1||0||0||0||style="border-left:1px solid grey;"| 0||0||1||0||0||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x |
|- align="center" | |- align="center" | ||
|style="border-right:1px solid grey;"|'''9'''||0||0||1||0||0||1||style="border-left:1px solid grey;"| 0||1||0||0||0||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | |style="border-right:1px solid grey;"|'''9'''||0||0||1||0||0||1||style="border-left:1px solid grey;"| 0||1||0||0||0||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | ||
Ligne 61 : | Ligne 61 : | ||
|style="border-right:1px solid grey;"|'''21'''||1||0||0||0||0||1||style="border-left:1px solid grey;"| 1||0||0||0||1||0||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | |style="border-right:1px solid grey;"|'''21'''||1||0||0||0||0||1||style="border-left:1px solid grey;"| 1||0||0||0||1||0||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 1||x||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | ||
|- align="center" | |- align="center" | ||
- | |style="border-right:1px solid grey;"|'''22'''||1||0||0||0||1||0||style="border-left:1px solid grey;"| 1||0||0||0||1||1||style="border-left:1px solid grey;"| x|| | + | |style="border-right:1px solid grey;"|'''22'''||1||0||0||0||1||0||style="border-left:1px solid grey;"| 1||0||0||0||1||1||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||0||style="border-left:1px solid grey;"| 1||style="border-right:1px solid grey;"|x |
|- align="center" | |- align="center" | ||
- | |style="border-right:1px solid grey;"|'''23'''||1||0||0||0||1||1||style="border-left:1px solid grey;"| 0||0||0||0||0||0||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| 0||x||style="border-left:1px solid grey;"| x||1||style="border-left:1px solid grey;"| x||style="border-right:1px solid grey;"|1 | + | |style="border-right:1px solid grey;border-bottom:1px solid grey;"|'''23'''||style="border-bottom:1px solid grey;"|1||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|1||style="border-bottom:1px solid grey;"|1||style="border-left:1px solid grey;border-bottom:1px solid grey;"| 0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-bottom:1px solid grey;"|0||style="border-left:1px solid grey;border-bottom:1px solid grey;"| x||style="border-bottom:1px solid grey;"|1||style="border-left:1px solid grey;border-bottom:1px solid grey;"| 0||style="border-bottom:1px solid grey;"|x||style="border-left:1px solid grey;border-bottom:1px solid grey;"| 0||style="border-bottom:1px solid grey;"|x||style="border-left:1px solid grey;border-bottom:1px solid grey;"| 0||style="border-bottom:1px solid grey;"|x||style="border-left:1px solid grey;border-bottom:1px solid grey;"| x||style="border-bottom:1px solid grey;"|1||style="border-left:1px solid grey;border-bottom:1px solid grey;"| x||style="border-right:1px solid grey;border-bottom:1px solid grey;"|1 |
|} | |} | ||
Ligne 71 : | Ligne 71 : | ||
{| align="center" border="1" cellpadding="5" cellspacing="0" | {| align="center" border="1" cellpadding="5" cellspacing="0" | ||
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|0||align="center"|1||align="center"|3||align="center"|2 | + | |align="center"|0||align="center"|1||align="center"|3||align="center"|2||align="center"|6||align="center"|7||align="center"|5||align="center"|4 |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"| | + | |align="center"|8||align="center"|9||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|18||align="center"|19||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | !10 | + | !010 |
- | |align="center"| | + | |align="center"|10||align="center"|11||align="center"|13||align="center"|12||align="center"|16||align="center"|17||align="center"|15||align="center"|14 |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|20||align="center"|21||align="center"|23||align="center"|22||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
==== Réduction des fonctions J et K ==== | ==== Réduction des fonctions J et K ==== | ||
- | Par rapport au compteur modulo 16, seul '''K<sub>d</sub>''' et '''J<sub>b</sub>''' changent : | ||
- | |||
<table align="center"> | <table align="center"> | ||
<tr> | <tr> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|1||align="center"|x||align="center"|x||align="center"|1 | + | |align="center"|1||align="center"|x||align="center"|x||align="center"|1||align="center"|1||align="center"|x||align="center"|x||align="center"|1 |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"|1||align="center"|x||align="center"| | + | |align="center"|1||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|1||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"|1||align="center"|x||align="center"|-||align="center"|- | + | |align="center"|1||align="center"|x||align="center"|x||align="center"|1||align="center"|1||align="center"|x||align="center"|x||align="center"|1 |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|1||align="center"|x||align="center"|x||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
</td> | </td> | ||
<td>'''J<sub>a</sub> = 1'''</td><td> </td> | <td>'''J<sub>a</sub> = 1'''</td><td> </td> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|x||align="center"|1||align="center"|1||align="center"|x | + | |align="center"|x||align="center"|1||align="center"|1||align="center"|x||align="center"|x||align="center"|1||align="center"|1||align="center"|x |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"|x||align="center"|1||align="center"| | + | |align="center"|x||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|x||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"|x||align="center"|1||align="center"|-||align="center"|- | + | |align="center"|x||align="center"|1||align="center"|1||align="center"|x||align="center"|x||align="center"|1||align="center"|1||align="center"|x |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|x||align="center"|1||align="center"|1||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
</td> | </td> | ||
- | <td>'''K<sub>a</sub> = 1 | + | <td>'''K<sub>a</sub> = 1'''</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|0||align="center"|1||align="center"|x||align="center"|x | + | |align="center"|0||align="center"|1||align="center"|x||align="center"|x||align="center"|x||align="center"|1||align="center"|1||align="center"|0 |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"|0||align="center"| | + | |align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"|0||align="center"|0||align="center"|-||align="center"|- | + | |align="center"|0||align="center"|1||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|1||align="center"|0 |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|0||align="center"|1||align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
</td><td>'''J<sub>b</sub> = Q<sub>a</sub>/Q<sub>d</sub>'''</td><td> </td> | </td><td>'''J<sub>b</sub> = Q<sub>a</sub>/Q<sub>d</sub>'''</td><td> </td> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|x||align="center"|x||align="center"|1||align="center"|0 | + | |align="center"|x||align="center"|x||align="center"|1||align="center"|0||align="center"|0||align="center"|x||align="center"|x||align="center"|x |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"|x||align="center"|x||align="center"| | + | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"|x||align="center"|x||align="center"|-||align="center"|- | + | |align="center"|x||align="center"|x||align="center"|1||align="center"|0||align="center"|0||align="center"|1||align="center"|x||align="center"|x |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|x||align="center"|x||align="center"|1||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
</td><td>'''K<sub>b</sub> = Q<sub>a</sub></td> | </td><td>'''K<sub>b</sub> = Q<sub>a</sub></td> | ||
Ligne 170 : | Ligne 228 : | ||
<tr> | <tr> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|0||align="center"|0||align="center"|1||align="center"|0 | + | |align="center"|0||align="center"|0||align="center"|1||align="center"|0||align="center"|x||align="center"|x||align="center"|x||align="center"|x |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"| | + | |align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"|0||align="center"|0||align="center"|-||align="center"|- | + | |align="center"|0||align="center"|0||align="center"|1||align="center"|0||align="center"|x||align="center"|x||align="center"|x||align="center"|x |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
- | </td><td>'''J<sub>c</sub> = Q<sub>a</sub>Q<sub>b</sub>'''</td><td> </td> | + | </td><td>'''J<sub>c</sub> = Q<sub>a</sub>Q<sub>b</sub>/Q<sub>f</sub>'''</td><td> </td> |
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|0||align="center"|1||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|- | |- | ||
- | ! | + | !010 |
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|0||align="center"|1||align="center"|0||align="center"|0 | ||
|- | |- | ||
- | ! | + | !110 |
- | |align="center"| | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !111 |
- | |align="center"| | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !101 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !100 |
- | |align="center"|x||align="center"|x||align="center"|-||align="center"|- | + | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|} | |} | ||
- | </td><td>'''K<sub>c</sub> = Q<sub>a</sub>Q<sub>b | + | </td><td>'''K<sub>c</sub> = Q<sub>a</sub>Q<sub>b</sub>'''</td> |
</tr> | </tr> | ||
<tr> | <tr> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|1||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|- | |- | ||
- | ! | + | !010 |
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|1||align="center"|0||align="center"|0 | ||
|- | |- | ||
- | ! | + | !110 |
- | |align="center"| | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !111 |
- | |align="center"| | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !101 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !100 |
- | |align="center"| | + | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|} | |} | ||
</td><td>'''J<sub>d</sub> = Q<sub>a</sub>Q<sub>b</sub>Q<sub>c</sub>'''</td><td> </td> | </td><td>'''J<sub>d</sub> = Q<sub>a</sub>Q<sub>b</sub>Q<sub>c</sub>'''</td><td> </td> | ||
<td> | <td> | ||
- | {| border="1" cellpadding="5" cellspacing="0" | + | {| align="center" border="1" cellpadding="5" cellspacing="0" |
|- | |- | ||
- | !Q<sub>d</sub>Q<sub>c</sub> | + | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 |
|- | |- | ||
- | ! | + | !000 |
- | |align="center"|x||align="center"|x||align="center"|x||align="center"|x | + | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x |
|- | |- | ||
- | ! | + | !001 |
- | |align="center"| | + | |align="center"|0||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !011 |
- | |align="center"|-||align="center"|-||align="center"|-||align="center"|- | + | |align="center"|0||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- |
|- | |- | ||
- | ! | + | !010 |
- | |align="center"| | + | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x |
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
|} | |} | ||
</td><td>'''K<sub>d</sub> = Q<sub>a</sub>'''</td> | </td><td>'''K<sub>d</sub> = Q<sub>a</sub>'''</td> | ||
+ | </tr> | ||
+ | <tr> | ||
+ | <td> | ||
+ | {| align="center" border="1" cellpadding="5" cellspacing="0" | ||
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|0||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !010 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x | ||
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |} | ||
+ | </td><td>'''J<sub>e</sub> = Q<sub>a</sub>Q<sub>d</sub>'''</td><td> </td> | ||
+ | <td> | ||
+ | {| align="center" border="1" cellpadding="5" cellspacing="0" | ||
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|0||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !010 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |} | ||
+ | </td><td>'''K<sub>e</sub> = Q<sub>a</sub>Q<sub>d</sub>'''</td> | ||
+ | </tr> | ||
+ | <tr> | ||
+ | <td> | ||
+ | {| align="center" border="1" cellpadding="5" cellspacing="0" | ||
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|0||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|0||align="center"|1||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !010 | ||
+ | |align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0||align="center"|0 | ||
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |} | ||
+ | </td><td>'''J<sub>f</sub> = Q<sub>a</sub>Q<sub>d</sub>Q<sub>e</sub>'''</td><td> </td> | ||
+ | <td> | ||
+ | {| align="center" border="1" cellpadding="5" cellspacing="0" | ||
+ | |- | ||
+ | !Q<sub>f</sub>Q<sub>e</sub>Q<sub>d</sub>\Q<sub>c</sub>Q<sub>b</sub>Q<sub>a</sub>!!000!!001!!011!!010!!110!!111!!101!!100 | ||
+ | |- | ||
+ | !000 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x | ||
+ | |- | ||
+ | !001 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !011 | ||
+ | |align="center"|x||align="center"|x||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !010 | ||
+ | |align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x||align="center"|x | ||
+ | |- | ||
+ | !110 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !111 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !101 | ||
+ | |align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |- | ||
+ | !100 | ||
+ | |align="center"|0||align="center"|0||align="center"|1||align="center"|0||align="center"|-||align="center"|-||align="center"|-||align="center"|- | ||
+ | |} | ||
+ | </td><td>'''K<sub>f</sub> = Q<sub>a</sub>Q<sub>b</sub>'''</td> | ||
</tr> | </tr> | ||
</table> | </table> | ||
== Résultats == | == Résultats == | ||
+ | <logicsim height="1100" width="1000" circuit="Compteurmodulo24.lsim" start="true" /> | ||
== Conclusions == | == Conclusions == | ||
+ | Un compteur modulo 24 se réalise avec 6 bascules JK et 6 portes ET. | ||
== Ressources == | == Ressources == | ||
+ | * Fichiers pour [[Logiciel de simulation de circuits logiques|LogicSim]] du [[Media:Compteurmodulo24.zip|Compteur Modulo 24]] | ||
[[Category:Logique]] | [[Category:Logique]] | ||
[[Category:Electronique]] | [[Category:Electronique]] |
Version actuelle
Sommaire |
Compteur modulo 24
But
Déterminer les composants logiques d'un compteur modulo 24.
Introduction
Voir le compteur modulo 16.
Compteur modulo 24
Un compteur modulo 24 nécessite 6 bascules JK.
Etats du compteur
Les états d'un compteur modulo 24 sont les suivants :
Etat | Q | Q+ | f | e | d | c | b | a | ||||||||||||||||
f | e | d | c | b | a | f | e | d | c | b | a | J | K | J | K | J | K | J | K | J | K | J | K | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | x | 0 | x | 0 | x | 0 | x | 0 | x | 1 | x |
1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | x | 0 | x | 0 | x | 0 | x | 1 | x | x | 1 |
2 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | x | 0 | x | 0 | x | 0 | x | x | 0 | 1 | x |
3 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | x | 0 | x | 0 | x | 1 | x | x | 1 | x | 1 |
4 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | x | 0 | x | 0 | x | x | 0 | 0 | x | 1 | x |
5 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | x | 0 | x | 0 | x | x | 0 | 1 | x | x | 1 |
6 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | x | 0 | x | 0 | x | x | 0 | x | 0 | 1 | x |
7 | 0 | 0 | 0 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | x | 0 | x | 1 | x | x | 1 | 1 | x | x | 1 |
8 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | x | 0 | x | x | 0 | 0 | x | 0 | x | 1 | x |
9 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | x | 1 | x | x | 1 | 0 | x | 0 | x | x | 1 |
10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | x | x | 0 | 0 | x | 0 | x | 0 | x | 1 | x |
11 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | x | x | 0 | 0 | x | 0 | x | 1 | x | x | 1 |
12 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | x | x | 0 | 0 | x | 0 | x | x | 0 | 1 | x |
13 | 0 | 1 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | x | x | 0 | 0 | x | 1 | x | x | 1 | x | 1 |
14 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | x | x | 0 | 0 | x | x | 0 | 0 | x | 1 | x |
15 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | x | x | 0 | 0 | x | x | 0 | 1 | x | x | 1 |
16 | 0 | 1 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | x | x | 0 | 0 | x | x | 0 | x | 0 | 1 | x |
17 | 0 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | x | x | 0 | 1 | x | x | 1 | x | 1 | x | 1 |
18 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | x | x | 0 | x | 0 | 0 | x | 0 | x | 1 | x |
19 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | x | x | 1 | x | 1 | 0 | x | 0 | x | x | 1 |
20 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | x | 0 | 0 | x | 0 | x | 0 | x | 0 | x | 1 | x |
21 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 0 | x | 0 | 0 | x | 0 | x | 0 | x | 1 | x | x | 1 |
22 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | x | 0 | 0 | x | 0 | x | 0 | x | x | 0 | 1 | x |
23 | 1 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | x | 1 | 0 | x | 0 | x | 0 | x | x | 1 | x | 1 |
Matrice de référence
La matrice de référence des états du compteur :
QfQeQd\QcQbQa | 000 | 001 | 011 | 010 | 110 | 111 | 101 | 100 |
---|---|---|---|---|---|---|---|---|
000 | 0 | 1 | 3 | 2 | 6 | 7 | 5 | 4 |
001 | 8 | 9 | - | - | - | - | - | - |
011 | 18 | 19 | - | - | - | - | - | - |
010 | 10 | 11 | 13 | 12 | 16 | 17 | 15 | 14 |
110 | - | - | - | - | - | - | - | - |
111 | - | - | - | - | - | - | - | - |
101 | - | - | - | - | - | - | - | - |
100 | 20 | 21 | 23 | 22 | - | - | - | - |
Réduction des fonctions J et K
|
Ja = 1 |
|
Ka = 1 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Jb = Qa/Qd |
| Kb = Qa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Jc = QaQb/Qf |
| Kc = QaQb | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Jd = QaQbQc |
| Kd = Qa | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Je = QaQd |
| Ke = QaQd | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Jf = QaQdQe |
| Kf = QaQb |
Résultats
Conclusions
Un compteur modulo 24 se réalise avec 6 bascules JK et 6 portes ET.
Ressources
- Fichiers pour LogicSim du Compteur Modulo 24