BCDLite/klayout/lvs/rule_decks/diode_connections.lvs

################################################################################################
# Copyright 2023 GlobalFoundries 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.
################################################################################################

#================================
# ----- DIODE CONNECTIONS -------
#================================

logger.info('Starting LVS DIODE CONNECTIONS')

#=====================
# --- NP 1P8 DIODE ---
#=====================

# diode_nd2ps_01v8: Model for 1.8V P+/Nwell diode (outside DNWELL) [np_1p8]
connect(diode_nd2ps_01v8_terminal_n, contact)

# diode_nd2ps_01v8_dn: Model for 1.8V N+/Psub diode (inside DNWELL) [np_1p8_dw]
connect(diode_nd2ps_01v8_dn_terminal_n, contact)

#=====================
# --- PN 1P8 DIODE ---
#=====================

# diode_pd2nw_01v8: Model for 1.8V P+/Nwell diode (outside DNWELL) [pn_1p8]
connect(diode_pd2nw_01v8_terminal_p, contact)

# diode_pd2nw_01v8_dn: Model for 1.8V P+/Nwell diode (inside DNWELL) [pn_1p8_dw]
connect(diode_pd2nw_01v8_dn_terminal_p, contact)

#=====================
# --- NP 6P0 DIODE ---
#=====================

# diode_nd2ps_06v0: Model for 6V N+/Pwell diode (outside DNWELL) [np_6p0]
connect(diode_nd2ps_06v0_terminal_n, contact)

# diode_nd2ps_06v0_dn: Model for 6V N+/Psub diode (inside DNWELL) [np_6p0_dw]
connect(diode_nd2ps_06v0_dn_terminal_n, contact)

#=====================
# --- PN 6P0 DIODE ---
#=====================

# diode_pd2nw_06v0: Model for 6V P+/Nwell diode (outside DNWELL) [pn_6p0]
connect(diode_pd2nw_06v0_terminal_p, contact)

# diode_pd2nw_06v0_dn: Model for 6V P+/Nwell diode (inside DNWELL) [pn_6p0_dw]
connect(diode_pd2nw_06v0_dn_terminal_p, contact)

#======================
# --- NWP 6P0 DIODE ---
#======================

# diode_nw2ps_06v0: Model for Nwell/Psub diode (applicable for both 1.8V/6V) [nwp_6p0]
connect(diode_nw2ps_06v0_terminal_p, contact)
connect(diode_nw2ps_06v0_terminal_n, nwell)

#====================
# --- DNWPW DIODE ---
#====================

# diode_pw2dw: Model for LVPWELL/DNWELL diode (applicable for both 1.8V/6V) [dnwpw]
connect(diode_pw2dw_terminal_p, contact)

#====================
# --- DNWPS DIODE ---
#====================

# diode_dw2ps: Model for DNWELL/Psub diode(1.8V/6V) [dnwps]
connect(diode_dw2ps_terminal_p, ptap)

#=================
# --- SC DIODE ---
#=================

# diode_sc: Model for schottky diode [sc_diode]
connect(diode_sc_terminal_n, contact)
connect(diode_sc_terminal_p, schottky_diode)