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/**
* Copyright 2020 The SkyWater PDK Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* SPDX-License-Identifier: Apache-2.0
*/
`ifndef SKY130_FD_SC_LP__UDP_DLATCH_P_PP_PKG_S_V
`define SKY130_FD_SC_LP__UDP_DLATCH_P_PP_PKG_S_V
/**
* udp_dlatch$P_pp$PKG$s: D-latch, gated standard drive / active high
* (Q output UDP)
*
* Verilog primitive definition.
*
* WARNING: This file is autogenerated, do not modify directly!
*/
`timescale 1ns / 1ps
`default_nettype none
`ifdef NO_PRIMITIVES
`include "./sky130_fd_sc_lp__udp_dlatch_p_pp_pkg_s.blackbox.v"
`else
primitive sky130_fd_sc_lp__udp_dlatch$P_pp$PKG$s (
Q ,
D ,
GATE ,
SLEEP_B,
KAPWR ,
VGND ,
VPWR
);
output Q ;
input D ;
input GATE ;
input SLEEP_B;
input KAPWR ;
input VGND ;
input VPWR ;
reg Q;
table
// D GATE SLEEP_B KAPWR VGND VPWR : Qtn : Qtn+1
? ? 0 1 0 ? : ? : - ; // Retain state during sleep
? 0 * 1 0 1 : ? : - ; // Retain state during sleep
? 1 * 1 0 1 : ? : x ; // SLEEPB cannot change unless GATE is low
? x * 1 0 1 : ? : x ; // SLEEPB cannot change unless GATE is low
? ? * 1 0 x : ? : x ; // SLEEPB cannot change unless VPWR is high
? ? * 1 0 0 : ? : x ; // SLEEPB cannot change unless VPWR is high
* 0 1 1 0 1 : ? : - ;
? n 1 1 0 1 : ? : - ;
0 (0x) 1 1 0 1 : 0 : 0 ;
1 (0x) 1 1 0 1 : 1 : 1 ;
0 (x1) 1 1 0 1 : ? : 0 ;
1 (x1) 1 1 0 1 : ? : 1 ;
(?0) 1 1 1 0 1 : ? : 0 ;
(?1) 1 1 1 0 1 : ? : 1 ;
0 (01) 1 1 0 1 : ? : 0 ;
1 (01) 1 1 0 1 : ? : 1 ;
(?1) x 1 1 0 1 : 1 : 1 ; // Reducing pessimism.
(?0) x 1 1 0 1 : 0 : 0 ;
? ? ? * ? 1 : ? : x ; // unknown if kapwr changes
? ? ? ? * 1 : ? : x ; // unknown if vgnd changes
endtable
endprimitive
`endif // NO_PRIMITIVES
`default_nettype wire
`endif // SKY130_FD_SC_LP__UDP_DLATCH_P_PP_PKG_S_V