• Terminal
    Terminal
    An electrical connector acting as reusable interface to a conductor and creating a point where external circuits can be connected.
  • Ground
    A common return path for electric current. Commonly known as ground.
  • Net Portal
    A net identifier used to create connectivity to other Net Portal with the same designator. #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
  • Generic Resistor
    A generic fixed resistor 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 resistor values: 1.0Ω 10Ω 100Ω 1.0kΩ 10kΩ 100kΩ 1.0MΩ 1.1Ω 11Ω 110Ω 1.1kΩ 11kΩ 110kΩ 1.1MΩ 1.2Ω 12Ω 120Ω 1.2kΩ 12kΩ 120kΩ 1.2MΩ 1.3Ω 13Ω 130Ω 1.3kΩ 13kΩ 130kΩ 1.3MΩ 1.5Ω 15Ω 150Ω 1.5kΩ 15kΩ 150kΩ 1.5MΩ 1.6Ω 16Ω 160Ω 1.6kΩ 16kΩ 160kΩ 1.6MΩ 1.8Ω 18Ω 180Ω 1.8KΩ 18kΩ 180kΩ 1.8MΩ 2.0Ω 20Ω 200Ω 2.0kΩ 20kΩ 200kΩ 2.0MΩ 2.2Ω 22Ω 220Ω 2.2kΩ 22kΩ 220kΩ 2.2MΩ 2.4Ω 24Ω 240Ω 2.4kΩ 24kΩ 240kΩ 2.4MΩ 2.7Ω 27Ω 270Ω 2.7kΩ 27kΩ 270kΩ 2.7MΩ 3.0Ω 30Ω 300Ω 3.0KΩ 30KΩ 300KΩ 3.0MΩ 3.3Ω 33Ω 330Ω 3.3kΩ 33kΩ 330kΩ 3.3MΩ 3.6Ω 36Ω 360Ω 3.6kΩ 36kΩ 360kΩ 3.6MΩ 3.9Ω 39Ω 390Ω 3.9kΩ 39kΩ 390kΩ 3.9MΩ 4.3Ω 43Ω 430Ω 4.3kΩ 43KΩ 430KΩ 4.3MΩ 4.7Ω 47Ω 470Ω 4.7kΩ 47kΩ 470kΩ 4.7MΩ 5.1Ω 51Ω 510Ω 5.1kΩ 51kΩ 510kΩ 5.1MΩ 5.6Ω 56Ω 560Ω 5.6kΩ 56kΩ 560kΩ 5.6MΩ 6.2Ω 62Ω 620Ω 6.2kΩ 62KΩ 620KΩ 6.2MΩ 6.8Ω 68Ω 680Ω 6.8kΩ 68kΩ 680kΩ 6.8MΩ 7.5Ω 75Ω 750Ω 7.5kΩ 75kΩ 750kΩ 7.5MΩ 8.2Ω 82Ω 820Ω 8.2kΩ 82kΩ 820kΩ 8.2MΩ 9.1Ω 91Ω 910Ω 9.1kΩ 91kΩ 910kΩ 9.1MΩ #generics #CommonPartsLibrary
  • 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
  • Generic Inductor
    A generic fixed inductor for rapid developing circuit topology. *You can now change the footprint and 3D model at the top level anytime you want. This is the power of #generics
  • RMCF0805JT47K0
    47 kOhms ±5% 0.125W, 1/8W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film #forLedBlink
  • 875105359001
    10uF Capacitor Aluminum Polymer 20% 16V SMD 5x5.3mm #forLedBlink #commonpartslibrary #capacitor #aluminumpolymer #radialcan
  • CTL1206FYW1T
    Yellow 595nm LED Indication - Discrete 1.7V 1206 (3216 Metric) #forLedBlink
create a high level mermaid block diagram of this project. Include key component...

@copilot create a high level mermaid block diagram of this project. Include key component's manufacturer part number in each block whenever possible.
8mo
Given the information provided in your project description, let's create a high-level Mermaid block diagram to depict the SIM800L module and its connections. The SIM800L is a Quad-band Network Mini GPRS GSM Breakout Module manufactured by Simcom. Although the individual manufacturer part numbers for the components like RST (reset), NET (network), VCC, etc. are not specified in your details, the main component is the SIM800L module itself. We'll create the diagram focusing on the primary connections and functionalities offered by this module.

Image


SIM800L $$SIM800L ModuleManufacturer: Simcom$$
GND: Ground
VCC: Power Supply
RST: Reset
NET: Network Indicator
TXD: Transmit Data
RXD: Receive or Data
DTR: Data Terminal Ready
RING: Ring Indicator
$$MIC+: Microphone Positive, MIC-: Microphone Negative$$
$$SPK+: Speaker Positive, SPK-: Speaker Negative$$
  • VCC and GND represent the power connections. The SIM800L operates with a supply voltage typically around 3.4V to 4.4V. Please ensure you provide a smooth power supply within this range to avoid any damage.
  • RST (Reset) is used to reset the module.
  • NET (Network Indicator) displays the network status and can flash at different rates to indicate various states like searching for a network or connected to a network.
  • TXD and RXD are for serial communication, allowing the module to interface with microcontrollers or computers.
  • DTR (Data Terminal Ready) is used to control the sleep mode of the module.
  • RING indicates incoming calls.
  • MIC+ & MIC- are the pins for connecting a microphone to the module. This allows audio input for calls or recording.
  • SPK+ & SPK- are the pins for connecting a speaker, thus enabling audio output for calls or alerts.
This diagram presents an overview of key connections for the SIM800L module, primarily focusing on its functionalities and how it interfaces with other components or systems. Do keep in mind, actual implementation details such as part numbers for the microphone, speaker, and additional components like regulators or specific connectors are assumed to be standardized but are not detailed in your project information.
8mo
Someone is typing...
RST
NET
VCC
MIC+
DTR
RING
SPK+
SPK-
TXD
RXD
MIC-
GND

SIM800L Module

SIM800L Module
Description

Created
December 2nd 2023
Last updated by vasyl
a year ago
2 Contributor(s)
adrian95
vasyl

Controls

Properties

Part Type
Module
Manufacturer Name
Simcom
Manufacturer Part Number
SIM800L
Designator Prefix
U

Availability & Pricing

DPNStockQty 1
10$8.4398

Assets

Simulation

µs

Simulation Speed

what is 1jpf4 10v
@copilot what is 1jpf4 10v
15h
"1jpf4 10v" seems to refer to a capacitor, with "1jpf4" likely indicating its capacitance and tolerance code, and "10v" its voltage rating. However, the "1jpf4" part is a bit unclear. Capacitors are often labeled in the format of capacitance, tolerance, and voltage.
  • "10v" indicates the maximum voltage the capacitor can withstand, which is 10 volts.
If you meant to indicate something specific by "1jpf4," please clarify or check for typos. A common notation might look like "1µF 10V," which would mean a 1 microfarad capacitor rated at 10 volts. Let me know if you have further details or specific questions!
15h
hi i want to make the arduno nano and sim800l module Iot controler
hi i want to make the arduno nano and sim800l module Iot controler
3mo
help me with pinout and top view of sim800l and how to make custom pcb using esp...
help me with pinout and top view of sim800l and how to make custom pcb using esp32 and sim800l
4mo
@copilot help me with pinout and top view of sim800l and how to make custom pcb using esp32 and sim800l
4mo
@copilot help me with pinout and top view of sim800l and how to make custom pcb using esp32 and sim800l
4mo
SIM800L Pinout and Top View
The SIM800L module is commonly used for GSM/GPRS communication. Here's a common pinout for the SIM800L module:
  1. VCC: Power supply (3.4V to 4.4V, typically 4V).
  2. GND: Ground.
  3. RST: Reset the module.
  4. TXD: Transmit data (connects to RX of a microcontroller like ESP32).
  5. RXD: Receive data (connects to TX of a microcontroller like ESP32).
  6. RING: Ring indicator.
  7. DTR: Data terminal ready.
  8. MIC+: Microphone positive.
  9. MIC-: Microphone negative.
  10. SPK+: Speaker positive.
  11. SPK-: Speaker negative.
  12. NET: Network status.
Creating a Custom PCB with ESP32 and SIM800L Components Required:
  • ESP32-WROOM-32 module or any similar ESP32 variant.
  • SIM800L module.
  • Supporting components like capacitors, resistors, and possibly a voltage regulator if needed.
Steps to Design a Custom PCB:
  1. Schematic Design:
    • Power Connections:
      • Connect SIM800L:VCC to a suitable power source capable of supplying 3.4V-4.4V.
      • Connect SIM800L:GND to GND.
      • Connect ESP32 VCC and GND to a compatible power source.
    • Communication Lines:
      • Connect SIM800L:TXD to ESP32:RX.
      • Connect SIM800L:RXD to ESP32:TX.
    • Reset:
      • Connect SIM800L:RST to an I/O pin on ESP32 if you want the ability to reset the module programmatically.
    • Audio:
      • If microphone functionality is needed, connect SIM800L:MIC+ and SIM800L:MIC- to a microphone circuit.
      • For speaker output, connect SIM800L:SPK+ and SIM800L:SPK- to a speaker or audio amplifier circuit.
    • Other Optional Connections:
      • Connect DTR if you wish to utilize sleep functionality.
  2. PCB Layout:
    • Place components on the PCB making sure the SIM800L and ESP32 modules are positioned to minimize trace lengths, especially for the communication lines (TX/RX).
    • Place decoupling capacitors close to the power pins of both modules.
    • Ensure RF traces (for the GSM antenna) are routed properly, ideally having a 50-ohm impedance.
  3. Antenna Design:
    • The SIM800L requires an external antenna to function efficiently. Consider using a PCB trace antenna or attaching a connector for an external antenna.
  4. Testing:
    • Once the PCB is fabricated, perform a smoke test by powering the board without any load to check for shorts.
    • Verify the communication between the ESP32 and SIM800L using serial communication.
  5. Iterate:
    • Make necessary adjustments in the schematic and PCB based on test results.
This should give you a good starting point for designing a custom PCB incorporating the SIM800L and ESP32. If you need further help with specific parts of the design or using Flux.ai for PCB layout, feel free to ask!
4mo
i mean the bare chip
4mo
Designing a custom PCB for a bare SIM800L chip involves a bit more detail compared to using a ready-made module, as you'll be dealing with the actual IC pinout and additional passive components required for its operation. Here's a basic guide on how you can proceed with this design, including interfacing it with an ESP32.
SIM800L Bare Chip Pinout
The SIM800L chip has a variety of pins. Here are some key pins you’ll need to be aware of:
  1. VBAT (1-4): Main power supply (3.4V to 4.4V).
  2. GND: Ground.
  3. VRTC: Real-time clock power supply.
  4. TXD: Transmit data (serial data output).
  5. RXD: Receive data (serial data input).
  6. DTR: Data terminal ready.
  7. SIM_VDD: Supply for SIM card.
  8. SIM_CLK/SIM_DATA/SIM_RST: Connections to the SIM card.
Designing the Custom PCB Components Required:
  • Bare SIM800L IC.
  • ESP32-WROOM-32.
  • Additional components like capacitors, possibly a voltage regulator, SIM card holder, passive components (resistors, capacitors).
Design Steps:
  1. Schematic Design:
    • Power Supply:
      • Connect VBAT pins (1-4) to a stable power supply between 3.4V to 4.4V.
      • Connect GND pins to the common ground.
      • Implement decoupling capacitors close to the VBAT pins to stabilize the supply.
    • Communication Lines:
      • Connect SIM800L:TXD to ESP32:RX.
      • Connect SIM800L:RXD to ESP32:TX.
    • SIM Card Interface:
      • Connect SIM_VDD, SIM_CLK, SIM_DATA, and SIM_RST to a SIM card holder.
      • Use external pull-up resistors as specified in the SIM800L datasheet.
  2. PCB Layout:
    • Place components to minimize trace length for high-speed signals such as TXD/RXD.
    • Isolate analog and digital ground planes if possible.
    • Pay special attention to the RF performance – route RF traces (antenna) with proper impedance matching (typically 50 ohm).
  3. Power Management:
    • Consider using a voltage regulator if your power source is higher than 4.4V.
    • Include capacitors on VRTC to maintain RTC functionality even if VBAT is lost.
  4. Testing:
    • Assemble the PCB and verify power connections first to avoid damaging the SIM800L chip.
    • Establish serial communication between the ESP32 and SIM800L to ensure data is exchanged properly.
  5. Optimization:
    • Iterate based on test results and practical performance.
  6. Antenna Design:
    • Design a compact antenna, such as a PCB antenna with an impedance matching network if needed, or use a connector for an external antenna.
This approach assumes familiarity with PCB design and surface-mount soldering, as handling bare ICs can be more challenging than using modules. Ensure you consult the SIM800L datasheet for precise electrical specifications and recommended circuitry around the IC.
4mo
7mo
Something went wrong, sorry. Please try again.
7mo
Quiero añadir otro modulo
7mo
Something went wrong, sorry. Please try again.
7mo
add another component
add another component
7mo
Hey, I’m Copilot, your AI design assistant. I can help you brainstorm ideas, deb...
Hey, I’m Copilot, your AI design assistant. I can help you brainstorm ideas, debug problems, research components, and even make wiring connections for you. Ask me questions like:
  • @copilot I'm designing a PCB for a medical device that measures heart rate and temperature. Can you give me the list of components I will need?
  • @copilot How would I connect these parts to make the LED flash at 1kHz?
  • @copilot can you choose 4 digital pins on the ATMega328P-AU that I have here to use as GPIO given that I am already using some pins for reset, the external clock, UART, and I2C.
Chat with me by tagging @copilot on comments or in the chat.
1y
@copilot help me with pinout and top view of sim800l and how to make custom pcb using esp32 and sim800l
4mo
Someone is typing...
Checks that the power traveling across a given resistor is under its rating with 50% headroom.
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Checks that IC pins that require pull up or pull down resistors have them.
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Checks that capacitors have appropriate voltage ratings to prevent overheating and ensure reliable circuit operation.
Checks that all parts have a part number and are available from distributors.
Reports copper elements that are shorting.
Reports parts that have no footprint.
Reports nodes that are assigned to a layer that doesn't exist in the layout stackup.
Reports terminals that are not connected properly. NOTE: Only connections to the center of pads are considered valid.
Reports nodes that are using rules that are not supported anymore.
Reports layers that have multiple copper fills of different nets. Make sure the Connected Layers rule value of nets with fills is valid.
Detect any via, trace or copper fill island that is not connected to any net.