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PROTEUS MODEL CREATION MAP
Click any box to see required properties, files, and examples from the SDK guide
Proteus Model Creation
electrical simulation models
Analog / SPICE
Equivalent Circuit Model
built from SPICE primitives
↓
Relay (coil + SPDT switch)
multi-element device
↓
relay.mdf
MODFILE property
Digital
Equivalent Circuit Model
built from DSIM primitives
↓
74HC123 / 74LS123
MAP ON VALUE per variant
↓
74XX123.mdf
MODFILE property
Mixed Mode
Analog + Digital Combined
via ADC/DAC primitives
↓
555 Timer
family via ITFMOD
↓
555.mdf + ITFMOD.mdf
MODFILE + ITFMOD
VSM (C++ DLL)
Native C++ Model
IACTIVEMODEL / ISPICEMODEL
↓
Voltmeter (READOUT)
graphics-only, uses RTVPROBE
↓
VM.dll
MODDLL + PRIMITIVE
Active Components
graphics that respond to / control simulation
Indicator
Responds to simulation events
n-state or bitwise
↓
LAMP (active light bulb)
sprites + RTVPROBE subckt
↓
LAMP.mdf + LAMP_0..LAMP_9
MODFILE + sprite symbols
Actuator
Mouse-operated, changes circuit
static or momentary
↓
SPST Switch
INCREMENT/DECREMENT or TOGGLE
↓
No MDF/DLL
direct RTSWITCH primitive