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Renamed GreenPAK4 cells, improved GP4 DFF mapping

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This commit is contained in:
Clifford Wolf 2015-09-18 12:00:37 +02:00
parent 452d4bf741
commit 745d56149d
5 changed files with 50 additions and 9 deletions
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26
techlibs/greenpak4/gp_dff.lib Normal file
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library(gp_dff) {
cell(GP_DFF_NOSR) {
area: 1;
ff("IQ", "IQN") { clocked_on: CLK;
next_state: D; }
pin(CLK) { direction: input;
clock: true; }
pin(D) { direction: input; }
pin(Q) { direction: output;
function: "IQ"; }
}
cell(GP_DFF_SR) {
area: 1;
ff("IQ", "IQN") { clocked_on: CLK;
next_state: D;
preset: "nSETZ'";
clear: "nRSTZ'"; }
pin(CLK) { direction: input;
clock: true; }
pin(D) { direction: input; }
pin(Q) { direction: output;
function: "IQ"; }
pin(nRSTZ) { direction: input; }
pin(nSETZ) { direction: input; }
}
}