2080-LC70 24QWB參詳
2080-LC70 24QWB參詳
2080-LC70 24QWB參詳
2080-LC70-24AWB 面價8346
6GK5205-3BB00-2AB2 1
HD9M-A069-0262-50000B 1
ASFC-02C 3
6ES7193-6BP00-2BA0 3
2711P-K6C20D8 1 28669
SGMAV-04ANA-YR22 1
1492-XIMTR4024-32R 1 面價5548
1783-BMS06TL 1 面價13734
6GK5615-0A00-2AA2 1
TS2118N21E10 4
6SN1123-1AB00-0HA1 2
TSXSAY1000 1個
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ACS880-01-180A-5 qty 5
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SGMG-09ASAL-MY1
CP9200SHCPU
CIMR-P5U20370F
CIMR-G5M-5037
MPMAE2S4
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TSX-RAM-25616
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LA9-B102
TDS460A
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WFC4040-0CHT
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8055-SCP-453
8020-SCP-724
USART-86-INT
MC47LR121200LCM1
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2711-PK12C4D1
2711-K9A2
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1774-RP3
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1395B72D2P12P51X
1395-B72-C2-P10-X1
1395-B65-D1-P50-X1
1392-B075-RH-MC-B-F2
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1336-BDB-SP20D
1326AB-C4C-11
1326-ABC2F-11
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1326ABB430E21K4L
1326ABB2E11A5
控制器分組合邏輯控制器和微程序控制器,兩種控制器各有長處和短處。組合邏輯控制器設計麻煩,結構復雜,一旦設計完成,就不能再修改或擴充,但它的速度快。微程序控制器設計方便,結構簡單,修改或擴充都方便,修改一條機器指令的功能,只需重編所對應的微程序;要增加一條機器指令,只需在控制存儲器中增加一段微程序,但是,它是通過執行一段微程。具體對比如下:組合邏輯控制器又稱硬布線控制器,由邏輯電路構成,完全靠硬件來實現指令的功能。