JPH0284949U - - Google Patents
Info
- Publication number
- JPH0284949U JPH0284949U JP16320388U JP16320388U JPH0284949U JP H0284949 U JPH0284949 U JP H0284949U JP 16320388 U JP16320388 U JP 16320388U JP 16320388 U JP16320388 U JP 16320388U JP H0284949 U JPH0284949 U JP H0284949U
- Authority
- JP
- Japan
- Prior art keywords
- microprogram
- register
- control device
- microaddress
- instruction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Description
第1図はこの考案の一実施例を示す図、第2図
は従来のマイクロプログラム制御装置を示す図で
ある。
図において、1はインストラクシヨンレジスタ
、2はネクストインストラクシヨンマツプ、3は
マイクロプログラムシーケンサ、4はマイクロプ
ログラムメモリ、5はマイクロインストラクシヨ
ンレジスタ、6は電子機器内の回路、7はレンジ
マツプ、8a,8bはレジスタ、9a,9bは比
較器、10は論理演算器である。なお、各図中同
一符号は同一または相当部分を示す。
FIG. 1 is a diagram showing an embodiment of this invention, and FIG. 2 is a diagram showing a conventional microprogram control device. In the figure, 1 is an instruction register, 2 is a next instruction map, 3 is a microprogram sequencer, 4 is a microprogram memory, 5 is a microinstruction register, 6 is a circuit inside the electronic device, 7 is a range map, 8a and 8b are registers, 9a and 9b are comparators, and 10 is a logical operator. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
マイクロプログラム制御装置において、次に実行
するインストラクシヨンから、そのインストラク
シヨンに対応するマイクロアドレスの先頭番地と
後尾番地を与えるレンジマツプと、それら先頭番
地と後尾番地を取り込むレジスタと、マイクロプ
ログラムシーケンサの出力であるマイクロアドレ
スと前記レジスタの値を比較する比較器とを備え
たことを特徴とするマイクロプログラム制御装置
。 In a microprogram control device that controls electronic equipment using a microprogram, from the next instruction to be executed, a range map that gives the first and last addresses of the microaddress corresponding to that instruction, and those first and last addresses are calculated. 1. A microprogram control device comprising: a register for reading data; and a comparator for comparing a value of the register with a microaddress output from a microprogram sequencer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16320388U JPH0284949U (en) | 1988-12-16 | 1988-12-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16320388U JPH0284949U (en) | 1988-12-16 | 1988-12-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0284949U true JPH0284949U (en) | 1990-07-03 |
Family
ID=31447718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16320388U Pending JPH0284949U (en) | 1988-12-16 | 1988-12-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0284949U (en) |
-
1988
- 1988-12-16 JP JP16320388U patent/JPH0284949U/ja active Pending
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