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    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
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    Ground
    A common return path for electric current. Commonly known as ground.
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    Net Portal
    A net identifier used to create connectivity to other Net Portal with the same designator. #portal
    jharwinbarrozo
    43.0M
  • Power Net Portal
    Power Net Portal
    Power net portal is a special schematic object used to define a power or ground net. Power ports allow you to conveniently indicate a power net at any location in the design. Power nets of the same designator automatically connect throughout your design #portal #power
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  • Generic Resistor
    Generic Resistor
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    Generic Capacitor
    A generic fixed capacitor for rapid developing circuit topology. Save precious design time by seamlessly add more information to this part (value, footprint, etc.) as it becomes available. Standard capacitor values: 1.0pF 10pF 100pF 1000pF 0.01uF 0.1uF 1.0uF 10uF 100uF 1000uF 10,000uF 1.1pF 11pF 110pF 1100pF 1.2pF 12pF 120pF 1200pF 1.3pF 13pF 130pF 1300pF 1.5pF 15pF 150pF 1500pF 0.015uF 0.15uF 1.5uF 15uF 150uF 1500uF 1.6pF 16pF 160pF 1600pF 1.8pF 18pF 180pF 1800pF 2.0pF 20pF 200pF 2000pF 2.2pF 22pF 20pF 2200pF 0.022uF 0.22uF 2.2uF 22uF 220uF 2200uF 2.4pF 24pF 240pF 2400pF 2.7pF 27pF 270pF 2700pF 3.0pF 30pF 300pF 3000pF 3.3pF 33pF 330pF 3300pF 0.033uF 0.33uF 3.3uF 33uF 330uF 3300uF 3.6pF 36pF 360pF 3600pF 3.9pF 39pF 390pF 3900pF 4.3pF 43pF 430pF 4300pF 4.7pF 47pF 470pF 4700pF 0.047uF 0.47uF 4.7uF 47uF 470uF 4700uF 5.1pF 51pF 510pF 5100pF 5.6pF 56pF 560pF 5600pF 6.2pF 62pF 620pF 6200pF 6.8pF 68pF 680pF 6800pF 0.068uF 0.68uF 6.8uF 68uF 680uF 6800uF 7.5pF 75pF 750pF 7500pF 8.2pF 82pF 820pF 8200pF 9.1pF 91pF 910pF 9100pF #generics #CommonPartsLibrary
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why does the schematic has like 2 parts?
cruzzo

cruzzo

@copilot why does the schematic has like 2 parts?
1y

copilot

Based on the information you provided, two parts could refer to the two ICs or components in your schematic: The MAX485 TTL to RS-485 Interface Module (designated as IC1) and the LED (designated as LED1).
The MAX485 TTL to RS-485 Interface Module (IC1) is used as the main IC in this design. It's a low power transceiver for RS-485 communication. This IC allows Microcontrollers like the Arduino to use the RS-485 differential signaling for robust long distance serial communications.
The LED1 component is a light-emitting diode typically used to indicate status or provide visible feedback to the user. It's often used in its simple diode model as a stand-in for many real-world components such as indicators.
This setup is very common in RS-485 communication where the MAX485 IC is used for data transfer and the LED is used as a status indicator.
If you meant different parts, could you clarify it a bit further?
1y
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please explain what C2, R8, C1, LED1, VCC do.
cruzzo

cruzzo

@copilot please explain what C2, R8, C1, LED1, VCC do.
1y

copilot

Certainly, here are the functions of the components you mentioned:
  1. C2: This is a capacitor with capacitance value of 1u (1 microfarad). In the context of a MAX485 interface module, it's likely being used in a decoupling role. It helps to smooth out electrical noise on the power signals by absorbing rapid fluctuations in voltage.
  2. R8: This is a resistor with a resistance value of 1K ohms. The resistor serves to limit the current flowing through the circuit. It's often used in circuits for purposes such as setting operating conditions, forming voltage dividers, or protecting elements from excessive current.
  3. C1: This is a capacitor with capacitance value of 10u (10 microfarads). Similar to C2, this capacitor might be used for decoupling and noise filtering, but with its larger value it's more suitable to filter out lower frequency noise.
  4. LED1: This is a Light Emitting Diode. It emits light when current flows through it. In an interface board like this, LEDs are typically used as indicators to show the status of certain signals or power.
  5. VCC: VCC represents the power supply voltage for the circuit. It might derive from an external power supply, or might be generated on board using a power management IC or similar. It powers up the circuitry, providing the voltage needed for components to operate.
Please note: The specific role of each component might slightly vary depending on its connections in the schematic. This is a high-level understanding based on standard usages of these components.
1y
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R1
Resistance
10K Ω
C2
Capacitance
1u F
R8
Resistance
1K Ω
R2
Resistance
10K Ω
R3
Resistance
10K Ω
R5
Resistance
20K Ω
C1
Capacitance
10u F
VCC
J3
R7
Resistance
120 Ω
VCC
R4
Resistance
10K Ω
R6
Resistance
20K Ω
IC1
VCC
VCC
LED1
VCC
J2
J1
DI
GND
VCC
A
B

MAX485 Module

MAX485 Module
Description

Created
Last updated by adrian95
1 Contributor(s)
adrian95

Controls

Properties

Part Type
Module
Designator Prefix
U

Availability & Pricing

DistributorQty 1
Digi-Key$7.43
LCSC$0.96
Mouser$7.37

Assets

    Simulation

    µs

    Simulation Speed

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