A diode matrix is a two-dimensional grid of wires: each "intersection" wherein one row crosses over another has either a diode connecting them, or the wires are isolated from each other. It is one of the most popular techniques for implementing a read-only memory. A diode matrix is used as the control store or microprogram in many early computers. A logically equivalent transistor matrix is still used as the control store or microprogram or 'decode ROM' in many modern microprocessors.
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| - Diode matrix (en)
- 二極體矩陣 (zh)
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| - 二極體矩陣是一个二维的电线网格:每一个 "交叉点",即一行与另一行交叉的地方,要么有一个二极管连接它们,要么这些电线是相互隔离的。 它是实现只读存储器的最流行的技术之一。二极管矩阵在许多早期计算机中被用作或微程序。在许多现代微处理器中,逻辑上等同的"'晶体管矩阵'"仍被用作控制存储或微程序或 "解码ROM"。 在任何一个瞬间,二极管矩阵(或晶体管矩阵)的单行被激活。电荷流过连接到该行的每个二极管。这激活了与每一行对应的列。在该瞬间,唯一被激活的控制信号是那些其对应的列线与该行的二极管相连的信号。 (zh)
- A diode matrix is a two-dimensional grid of wires: each "intersection" wherein one row crosses over another has either a diode connecting them, or the wires are isolated from each other. It is one of the most popular techniques for implementing a read-only memory. A diode matrix is used as the control store or microprogram in many early computers. A logically equivalent transistor matrix is still used as the control store or microprogram or 'decode ROM' in many modern microprocessors. (en)
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| - A diode matrix is a two-dimensional grid of wires: each "intersection" wherein one row crosses over another has either a diode connecting them, or the wires are isolated from each other. It is one of the most popular techniques for implementing a read-only memory. A diode matrix is used as the control store or microprogram in many early computers. A logically equivalent transistor matrix is still used as the control store or microprogram or 'decode ROM' in many modern microprocessors. At any one instant, a single row of the diode matrix (or transistor matrix) is activated.Charge flows through each diode connected to that row. That activates the column corresponding to each row. The only activated control signals during that instant were those whose corresponding column wire was connected with a diode to that row. (en)
- 二極體矩陣是一个二维的电线网格:每一个 "交叉点",即一行与另一行交叉的地方,要么有一个二极管连接它们,要么这些电线是相互隔离的。 它是实现只读存储器的最流行的技术之一。二极管矩阵在许多早期计算机中被用作或微程序。在许多现代微处理器中,逻辑上等同的"'晶体管矩阵'"仍被用作控制存储或微程序或 "解码ROM"。 在任何一个瞬间,二极管矩阵(或晶体管矩阵)的单行被激活。电荷流过连接到该行的每个二极管。这激活了与每一行对应的列。在该瞬间,唯一被激活的控制信号是那些其对应的列线与该行的二极管相连的信号。 (zh)
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