Questions tagged [module]
The module tag has no usage guidance.
75
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How can I make a basic BlueTooth communication between a cellphone and MXCHIP EMC3080-P module?
I'm trying to use the EMC3080-P module from MXCHIP, because it's used in some applications from ST, the company where I had the microcontroller I'm using (for example, the B-U585I-IOT02A discovery kit ...
0
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0
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50
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Creating a new component in microcap12
I am using microcap12 and created my own 2-input AND gate using 6 Mos-FET. I want to add it as a new component to the digital primitives library but fail when following the "Adding new part ...
0
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1
answer
70
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Copying other module design to my PCB?
I'm designing a PCB in which I would be using an Arduino microcontroller. On the same PCB, I want to add an MPU6050 sensor. But the problem is that I am not sure how am I gonna be connecting it ...
0
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0
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57
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Basic Wiring Help
I’m an individual that likes to tinker around with things and I’m asking for help.
I’m in the middle of a car audio system update. I currently use a basic relay as a “turn-on” switch for my ...
0
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1
answer
34
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About isolated Power Supply Remote Control Mode
I am using mean well SCW12 series isolated dc dc smps power supply module. The thing that confuses me is the working principle of the r.c pin.
(PowerON: R.C. ~ -Vin > 4VDC or open ; Power OFF: R.C. ...
2
votes
2
answers
85
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Shielded -vs- Non-Shielded, running CAN Data Cable w/ 115/200VAC 3-Phase @ 400Hz
*Edited, AGAIN, in an attempt to remove any confusion
Settle this debate!
I am designing a Harness for testing the functionality of a PDU (Power Drive Unit), operated using CAN (ARINC-825). Prior to ...
0
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1
answer
77
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Missing indicator in XL4016 buck converter module
I’ve bought below XL4016e1 buck module. There is an empty spot between the Indicator light and Input negative, between the left ...
2
votes
2
answers
99
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Why do some DC to DC converters use high inductor values (ie: 220uH or more), while some of them use much lower value inductors (ie: 3.3uH or less)
I've noticed that many DC to DC converters that have have almost the same current output will have inductors that vary vastly in their rating.
For instance, I've got two separate buck-boost modules ...
0
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1
answer
34
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IPM IGBT Module pins
This is a internal circuit of PSS30S71F6and datasheet is attached.
I would like to ask you what are Vufs (1) and Vufb (3) pins for?
This pins are keep burning for a reason but i haven't figured it out....
1
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1
answer
508
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Passing register value in Verilog module as input to another module
I use the XADC IP, for which a module na7_chseq_xadc is used to write the digital data from the ADC in registers adc2_out, ...
0
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1
answer
203
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How to enter RN4678 module in command mode?
How to enter RN4678 module in command mode?
Does anyone know about connecting the module and the procedure for entering command mode?
Connection:
P2_0 LOW
P2_4 HIGH
EAN LOW
SW_BTN HIGH
P3_3 ...
0
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1
answer
157
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Changing adjustment pot in DC-DC converter
I have a DC-DC boost converter module with 390 V output. Its output voltage is adjustable using its 50 kohm multi-turn preset pot.
The problem for me is this multi-turn preset pot takes too many ...
0
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0
answers
94
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Pin assignment of L86 GPS module
I have a gps module called quectel L86-m33. However I couldn't understand which pin is first one(rx in this case) and which one is ground. I think large size pad is ground but I need a correction.
0
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3
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75
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Integrate microcontroller to one UART which is used
We have a sensor with UART interface (baudrate 115200). Sensor sends data at 1 Hz. We connect it to Ebyte E32-868T30S RF module to send sensor data.
We configure the RF module before assembly and can'...
0
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2
answers
171
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What method can be used to solder a small SMD radio module to a PCB without a reflow oven
I was looking at using the raytac MDBT50Q-UATMS radio module for a personal project. I am still investigating exactly which module I will use, but I expect it to be similar to this one.
Looking at ...
0
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1
answer
43
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ADC input impedance - DC682a with sensor
I need to read sensor position with 16 bit resolution, with this spec:
I currently have in hand the DC682A ADC, but Im not sure if I can use it from datasheet LTC1859: "The input impedance is ...
1
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1
answer
148
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Connect the camera module to the PC [closed]
I have several camera modules as shown below, but I don't know how to connect them to my PC.
I searched for similar modules and found the camera module CMT-2MP-IMX291-C014 Using Sensor 1/2.8'' SONY ...
1
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2
answers
113
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Anyone know what chip I blew? [closed]
Apparently you can't run 7.4V servos through this.
Anyone know what chip I blew up?
Trying to work out if I can fix it or need to buy another PCA9685.
Thanks
1
vote
2
answers
207
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Voltage regulation on a relay module
I have an Arduino project which involves turning on a couple of devices which require an input voltage in excess of 5 V. I have successfully prototyped it using three Grove-Relay modules.
I now want ...
1
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1
answer
55
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Micro USB 4-channel relay module guide [closed]
I bought this module but I don't know how to use it. The supplier provides this example:
Setting virtual serial port parameters:
...
0
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0
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34
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Bluetooth Data Connectivity issue
I am using an RN42-I/RM Bluetooth Module, ADS1298IPAG and dsPIC33EP256MC202 206 IC 16 Bit Micro Controller & Digital Controller.
The problem I am facing is initially the RN42 Bluetooth module will ...
-1
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1
answer
58
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IGBT Modules current ratings - do they refer to the sum of 3 paralleled IGBTs or to each one of them?
soon I'm gonna build a motor controller and that's why I've started searching some IGBT Modules .
The thing is - when I read some datasheets I see the current ratings but I don't understand what those ...
0
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1
answer
3k
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Syntax error verilog code token is 'module'
I am currently in training phase with verilog and I encountered an error near the 'module'. Basically what I did is that I want to assert the output q to be either '1' or '0' from my design, which is ...
0
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2
answers
77
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Explanation of Analog Input Module
I'm trying to wire this module. I'm just confused as to what the difference is between the two triangles and how would I connect them?
0
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1
answer
179
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How to interface two Raspberry Pi CM4 modules and a SOM CN9130 module
I am working on project that requires two Raspberry Pi CM4 modules and a SOM CN9130 module to communicate each other with a data speed of 1GBPS.
Both modules have Ethernet and support the PCIe bus.
...
1
vote
1
answer
67
views
SD card module with ESP32
I'm using an SD card module with ESP32. My plan is to store configurations such as SSID and passwords.
I tried the function with a text file which contains the text "Hello" and for ...
0
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1
answer
85
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Creating product to be sold to public using prebuilt modules
Is it ok for me to combine multiple prebuilt modules, put them into casing and sell them to public? such as
(accelerometer) https://core-electronics.com.au/adxl335-triple-axis-accelerometer-gy-61.html
...
-2
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1
answer
744
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TP4056 charger module - Can we change the "Preset 4.2 V Charge Voltage" to 4.0 V?
I am using a TP4056 charger module to charge a 2000 mAh lithium-ion cell (18650).
The source voltage is from a solar panel that generates a maximum voltage of 4.0 V. The TP4056 charging module is not ...
0
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0
answers
39
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How to turn on a module with a pulse
I have some issue turning on the module Quectel BG600-ML3. Here are the instructions given in the data sheet :
The PWRKEY must be taken high for 500-1000ms. I can only affect the MCU_PWRKEY (Turn on ...
0
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1
answer
303
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Anyone having a GSM module please confirm. Is it normal to have the terminals of SIM800L EVB antenna shorted?
My SIM800L-EVB GSM module wasn't registering to network even after providing good power supplies. On troubleshooting I found that the terminals A and B, to which the antenna attaches(see img attached) ...
0
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1
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351
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design an embedded system with ac6905a bluetooth IC [closed]
I am a beginner in designing electronic boards and PCBs. I want to design a board, somehow, this board should be able to receive surround sound through a microphone and send it via a Bluetooth IC. The ...
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1
answer
1k
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Xl4015 5A for 2s 18650 as charger
I have a xl4015 5A with only voltage adjuster. Can I use it for charging 2 series and 2 parallel 18650 cells?
I saw a circuit diagram but in that diagram the xl4015 has variable current adjuster. It ...
0
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2
answers
243
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NB-IoT module - Connect ANT pin directly to RF connector without matching circuit?
Some months ago I did the layout of a board with a GSM module SIM800L and below is shown the antenna circuit that was used. We assembled 200 PCBs with R22 = 0R jumper and C28 and C29 not populated and ...
0
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1
answer
63
views
Data Sheet help: Current flowing through a MOSFET module
In a MOSFET module, when looking at the data sheet can I assume the current through each MOSFET device is the given Id, or is Id the current moving through the entire MOSFET module?
For the data sheet ...
1
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1
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788
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How to import modules in eagle schematic files into kicad correctly and how to create similar eagle module in kicad?
I have just started learning kicad and schematic design. I am trying to import MKR 1500 arduino eagle files to kicad. I am able to load all the schematic symbols except shifter1. My import procedure: ...
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1
answer
103
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On the LM386 opamp Module, why I am getting an output without giving input
I am using an LM386 opamp Module from Amazon. I am powering it with a 5V input (just to power it, not intending to amplify anything at this point). Nevertheless a multimeter measures an amplified ...
0
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2
answers
91
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Do DIN rail mount interface relay modules with a "spare" terminal exist?
I'm currently designing an industrial control panel that I'd like to be as compact as possible, and was looking at interface relays, and was hoping to find a specific feature, but now I'm not sure it ...
0
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1
answer
3k
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Can anyone explain how this 433MHz RF transmitter module works?
I don't know the basic functionality of the circuit and I need a complete description of every component.
0
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0
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50
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What is the required ground size for the S2LP RF module?
I'm designing a four layer board with an RC-S2LP-868-HA RF module which has a little helical antenna.
I have two question about that.
First, how do I calculate the required ground size for the RF ...
0
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0
answers
265
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How do I prepare my SIM card for SIM800L GPRS GSM module?
Im trying to send a SMS message using the SIM800L GPRS GSM module.
I know this might sound stupid but, do I need to load my SIM first before it can send SMS message?
If possible, can I just pay after ...
1
vote
0
answers
58
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High voltage booster with continuous output?
I need a module that can take a DC voltage of 2V - 12V continuously as its input and produce atleast 2KV DC continuously as its output. I've come across high voltage generator boost modules but they ...
5
votes
4
answers
748
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Why does the Tesla battery module capacity not work out in calculation?
https://www.evwest.com/catalog/product_info.php?products_id=463
I am referring to the Tesla battery module listed in the above link.
It says a single cell has the following specs:
Nominal Voltage = 3....
2
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1
answer
936
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Can't get 2-relay module to work through JD-Vcc
I bought this 2-relay module: https://www.amazon.de/gp/product/B00E0NTPP4/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
I'm testing it out using a 5v 1 amp power supply.
If the JD-Vcc jumper is ...
1
vote
1
answer
159
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Did I buy a broken RF module? [closed]
I am having trouble with a RF relay module that I bought off eBay, which I am using to control a 30A automotive relay to turn a 12V 20A trolling motor on/off. I’ve attached my circuit diagram below. ...
2
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3
answers
1k
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How to convert Li-ion battery voltage to 1.5 V?
I want to use Li-ion batteries to power devices that work with AA (1.5 V) batteries, to have best autonomy and to be able to recharge it easily (using a battery manager module). I had thought of a ...
-1
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1
answer
52
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Looking for a validating bill module [closed]
My team and I are working on a project which deals with money management. Basically we need a module that could count and verify the authenticity of bundles of bills.
For the moment, we only found ...
0
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0
answers
254
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Ch376 USB Module with SPI
What is the problem here, I used logic analyser to check the data and commands i send to the Ch376 USB Module, And all are right, But the module is not responding with any reply, Just return back the ...
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3
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414
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Any modules which can measure the distance between two modules even through obstacles?
This is for a social distance enforcing project for school. I want to know the distance between Module 1 and Module 2, where each module is worn by a person. Usually ultrasound would be used, but I ...
0
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1
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279
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Question regarding chinese voltmeter ammeter module
I am new to this forum. I am a Diploma in Electronics from India and a passionate DIY hobbyist too.
I have a question regarding cheap 10 amp ammeter and a voltmeter module I bought off aliexpress.
I ...
10
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1
answer
1k
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What to check for when buying an electronic component or module
This has been raised as a canonical Q and A for future reference
How can I acquire electronic parts/items/modules and ensure that there is minimal risk of them being unsuitable for my project or ...