33 lines
866 B
Plaintext
33 lines
866 B
Plaintext
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library(gates) {
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cell(NOT) {
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area: 2; // 7404 hex inverter
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pin(A) { direction: input; }
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pin(Y) { direction: output;
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function: "A'"; }
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}
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cell(NAND) {
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area: 3; // 7400 quad 2-input NAND gate
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pin(A) { direction: input; }
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pin(B) { direction: input; }
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pin(Y) { direction: output;
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function: "(A*B)'"; }
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}
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cell(NOR) {
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area: 3; // 7402 quad 2-input NOR gate
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pin(A) { direction: input; }
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pin(B) { direction: input; }
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pin(Y) { direction: output;
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function: "(A+B)'"; }
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}
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cell(DFF) {
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area: 6; // 7474 dual D positive edge triggered flip-flop
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ff(IQ, IQN) { clocked_on: C;
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next_state: D; }
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pin(C) { direction: input;
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clock: true; }
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pin(D) { direction: input; }
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pin(Q) { direction: output;
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function: "IQ"; }
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}
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}
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