3cdc5e47d6
in preparation for upcoming ng-spice-shared. OK dmcmahill@ Changes since ng-spice 31: - lots of bug fixes Ngspice-40, Mar 31st, 2023 ============ - New features: + VBIC: Add optional parameters for determining the operation region + VBIC: Add bvbe, bvbc, bvce, bvsub as SOA parameters + Add inertial delay to all basic digital code models, make it available for U devices + VDMOS default parameters are now similar to IRF540 IRF9540 + Add function atanh to .control section + Add a scale factor 'a' (atto, 1e-18) Ngspice-39, Jan 31st, 2023 ============ - New features: + OSDI interface integrated to read und simulate with OpenVAF-compiled Verilog-A compact models delivers access to open CMC models and many others. + ADMS is declared deprecated. + Extended support of digital U devices with f_logicexp and f_pindly, ngspice now fully simulates 74xx ICs. + BSIM4 updated to 4.8.2 + Examples for Laplace model x_fer added + String-valued parameters enabled + Add --enable-shortcheck as configure option to reduce check time + Add a function ddt (derivative versus time) to the B-source + The 8th parameter on a voltage or current source now is 'number of pulses' + Add a new compatibility mode xs (for XSPICE legacy behavior) + Add new functions for operators x**y or x^y + Add a user definable variable enable_noisy_r (for .spiceinit) + Replace obscure warning "singular matrix: check nodes mymode1 and mynode1" by "singular matrix: check node mynode1", if both node names are equal. + Preprocessor flag PREDICTOR is enabled + Search path for *.osdi lib files extended: current, inputdir, relative to executable Ngspice-38, Oct 30th, 2022 ============ - New features: + Add multiplier flag 'm' to behavioral capacitor and inductor. + Re-enable dc sweep after transient sim. + When plotting the phase, standard now is "Radiant". + Add Lundin's geometry correction to the inductance formula. + New variable keep#branch to write the current to raw file in the old fashion 1 v1#branch current + Translate PSPICE U instances into equivaalent XSPICE code models. + New configure flag --enable-shortcheck to enable a shortened make check (only BSIM3 and BSIM4). + B source will accept parameters in statistical functions like agauss. + WinGUI: Add a button 'Stop' to stop a simulation in intercative or control mode. + Update to the .probe p (power measurement) and .probe alli commands. + Update to XSPICE aswitch and pswitch. + Make FROM/TO work in TRIG/TARG and WHEN variants of .meas/meas command. + Limits to exp function, allow 0 for log (returning -1e99), used when starting iterations. + Insert XSPICE bridging devices automatically when an analogue node has the same name as an XSPICE event node. + New options savecurrents_bsim3, savecurrents_bsim4, savecurrents_mos1. + pwlts: a pwl v/i source with time input, smoothing and limiting functions. + New functions to the Code Model Library: cm_get_node_name() and cm_probe_node(). + XSPICE: Add bidirectional digital/analog bridge. + Search for .spiceinit firstly in a user defined directory named in env SPICE_USERINIT_DIR, then in the current directory, then in HOME, then in USERPROFILE. + If compatmode is lt, change the pow(x,y) and x**y functions: If x < 0, output only if y is integer number, otherwise output 0. + Add a limit of 0.999 to bipolar parameters mje, mjc, and mjs. Ngspice-37, May 22nd, 2022 ============ - New features: + Reduce XSPICE memory consumption dramatically (> factor of 10). + Add source stepping to B source + Add 'esave' command to save only specific event nodes. + Accept '.temp=125' or .temp='param'. + Enable output redirection for meas command. + Use total current for diffcap calculation in diode model. + Speed output and reduces file size when plotting large result vectors (Windows). + Enable RKM notation also for inductors (e.g. 1u2 for 1.2u). + Add S parameter simulation (command '.sp'). + Add new flag 'digitop' for the 'plot' command. + Add a flag 'alle' (all event nodes) to the plot command. + New code model d_pwm: hybrid oscillator (analg control in, digital out) with PWM. + Make "nogrid" plotting option work. + Add current measurement for all nodes of a device, e.g. .probe i(Q1) will measure Ic, Ib, Ie (and Is). + .probe P(dev): Add measurement of power dissipation in a device. + Add new flags -type and -flags to command devhelp. Ngspice-36, January 1st, 2022 ============ - New features: + Add function 'integ' to control language. + New dot command .probe for current and differential voltage measurements. + Allow math characters in node names. + Enable x/y contour plots for 2d Cider using gnuplot. + Update to bipolar model, incl. IBE and IBC parameters. + Add garbage collector to cpl code to remove any mem leakage. + Enable .save within subcircuits. + New compile scripts for macOS, for Apple clang and Homebrew gcc. gcc allows compiling a fully featured ngspice (incl. OpenMP) on MAC. + Add RKM notation (e.g. 4k7) if compat mode LT. + Add 'µ' as special character in netlists. + Add parameter 'r' to command 'listing' for (runable). + Fix several issues with CIDER. + New command 'wrnodev' to print matrix RHS in form of .ic = V(node_xx). + Transient operating pointadded to gmin and source stepping. + More SOA parameters on more devices (V, I, T, P). Ngspice-35, August 8th, 2021 ============ - New features: + Replace double braces {{...}} by {(...)} in netlist (PSLT mode). + Add plotting of graphics in SVG format. + Setting variable 'nounits' allows suppressing the unit in a graph. + In sharedspice API, convert all boolean variables to type integer for C++ compatibility. + Add geometry scaling to diode device model (level 3). + In PS mode exp function is limited to exp(14). + Speed enhancement for using SkyWater PDK under Linux. + Add option Cshunt which adds a capacitor to each circuit voltage node. + Diode device model now has a self heating option. + Allow opening files with names containing ANSI special characters. + Enable using parameters in .options lines. + For C and R devices enable value tokens like 4k7 or 1u2 in addition to 4.7k and 1.2u. + New XSPICE pswitch for internally replacing the vswitch. + Within a single run, allow multiple PS or SVG plots with different names. + Don't replace a device model name by a parameter, if both have the same names. + Analog delay code model 'delay'. + B source (ASRC) will acknowledge temp and dtemp instance parameters. + In CIDER printing of either ASCII or binary is supported. + PSP models now support NMOS and PMOS, update to parameters and examples. + E and G source TABLE function replaces by a B source pwl. + re-enable making the old help system for Linux/Cygwin by --enable-help --enable-oldapps. + Enable the m parameter in E, G, B, R behavioral source/devices. Ngspice-34, Jan 31st, 2021 ============ - New features: + Improved VBIC model + Get the vector type automatically, if db, ph, cph are applied. + Enable finding 'spinit' if its path contains spaces. + Increase buffer size for command 'listing' to 4096 bytes. + Add compatibility modes for EAGLE (ea) and Spectre (spe). + Add parameter 'plain' to 'plot' command. + Add variables 'plainplot', 'plainwrite', 'plainlet' + Add RF bipolar model HICUM 2.4 to the ngspice C sources. + Add charge formulation for non-linear capacitors. + Add support for tc1, tc2, and m for behavioral resistors, which use the B source internally. + Add supporting E_constant Vconst 0 TABLE {Max(V(DP)-V(GN),0)}=((20,120)). + Remove the XSPICE limitation of the current source flag "current". + Remove the XSPICE dependency of the phase parameter for the independent current source. + Drastically reduce the memory requirements if there is a PDK with a lot of binning models (e.g. the SkyWater PDK). + Update to admst: Enhance the Verilog A compatibility. + Add most recent PSP102, Mextram504, BSIMBULK, and BSIMCMG models to the ngspice adms sources. + Model checking for BSIM4.5 will only write to file if an excursion is detected (still to be added to the other BSIM models) + Many code updates not visible to the user, but enhancing stability and efficiency Ngspice-33, Oct 18th, 2020 ============ - New features: + try first storing the temporary file in user directory, only then in current directory. + Do not print transient initial conditions, if uic is selected. + Enable node names with special characters like '/'. + Do not print "Units" on a graph, if unknown type or settype notype is given. + Unify batch mode and control mode raw file output. + Make PPerror message more verbose. + Make the pwl parameter r adjustable by .param. + Enable flags xdelta, ydelta for 'gnuplot' command. + Enable special characters for cpl model names and parameters. + New command 'cutout': Cut out part of each vector of the current tran plot and copy into a new plot + Compatibility switches KiCad 'ki', and Spectre 'spe' + Remove vceo= and icrating= from bjt model cards. + The tests of cmaths function will be done only on request. + Add alternative temperature model for certain jfet parameters. + Add BJT Kull Quasi-Saturation model. + Improve self heating tempaerature handling in VDMOS model. + Use W/nf for selecting binning model. + Add wnflag as an instance parameter. + Add PSPICE compatible ISWITCH. + Add a limit capability to the code model aswitch. + Add a new code model pswitch. + Many conde updates not visible to the user, but enhancing stability and efficiency Ngspice-32, Apr 25th, 2020 ============ - New features: + Add resource info on memory used and available for macOS + redesign of memory monitoring + Replace B source pwl by XSPICE PWL Controlled Source that has smooth rounded and stepless differentiable corners. + Get a variable directly from an input file with i/o redirection + Make 64 bit compilation the standard + Add function 'conj' + Improved error messages for 'meas' command + Improved PSPICE compatibility + VDMOS model now allows electro-thermal simulation Optionally (instance flag 'thermal') 2 thermal nodes tj and tcase are added to the device instance + Enable utf-8 and UNICODE for string handling (maybe switch off by --disable-utf8) + Vastly redisigned plotting capability: vertical text for labeling y axis, independent color selection for background, grid/text and graphs, independent width selection for grid and graph, access to UNICODE fonts, characters may become ticmarks (variable 'ticchar'), RGB color tables included, variable 'nolegend' switches off the legend + Add variables 'oscompiled' + Command 'let' to allow default low and high indices + Upon calculating the operating point, true gmin stepping added + Free the internal control structure memory by sending ngSpice_Command(NULL) + No interrupt handling (SIGINT) in shared ngspice + Limit the exp function to exp(14) + Event simulation output data may be selected by command 'setplot' + Many code updates not directly visible to the user, enhancing stability and efficiency
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185 B
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6 lines
185 B
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@comment $NetBSD: PLIST,v 1.15 2023/06/06 09:54:12 bouyer Exp $
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bin/ngspice
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man/man1/ngspice.1
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share/ngspice/scripts/setplot
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share/ngspice/scripts/spectrum
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share/ngspice/scripts/spinit
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