Questions tagged [code]
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170 questions
0 votes
0 answers
55 views
Is UART connection affect controller and power?
I made a PCB powered by 12V, and the controller operated at 3.3V. I used a 7805 regulator to step down to 5V and an AMS117 to further step down to 3.3V. During testing, I connected 12V power and a ...
0 votes
0 answers
69 views
Are errors in the optimal syndrome decoding of Hamming codes correlated?
I was reading Mackay's Information Theory, Inference and Learning Algorithms and in the example of transmitting an image using $(7, 4)$ Hamming codes over a binary symmetric channel, the text mentions ...
1 vote
1 answer
123 views
PIC16F1936 + 2x74HC165 daisy chained
I’m trying to read data from two daisy-chained 74HC165 shift registers using a PIC16F1936 microcontroller, but I’m consistently receiving 0x0000 (all zeros) on the ...
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1 vote
2 answers
104 views
Decoding SMD Part Markings 7BHAA and AV0
I need to identify an SMD part on a PCB. Does anybody know what it is? Its marking code is 7BHAA and AV0.
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0 votes
1 answer
141 views
3 votes
1 answer
901 views
SOT 23-6 SMD marking code GC1MGR
Please can anyone help me with a SOT 23-6 manufacturer's marking code? Tryed to search but cant find. It's from network switch (TL-SG1016D) power circuit. some kind of dc-dc buck converter maybe
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1 vote
0 answers
202 views
Illegal Hardware Instruction [closed]
Currently, I'm working with Jetson Nano 2Gb, and I facing the problem about assembly when I debug with gdb, I receive ...
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0 votes
0 answers
71 views
Load cycler keeps stalling at same voltage
Hello I am building a load cycler using an arduino with this code: ...
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0 votes
1 answer
392 views
Connection of FS1000A with CC1101 on the ESP8266 board
I have a problem receiving data from the transmitter. Packets are sent and the receiver registers them. But the data is empty. The transmitter and receiver are connected to ESP8266 + NodeMCU V3. Two ...
0 votes
1 answer
149 views
Iterative Simulation LTspice Model using Python
I'm new to python. I have a python code to simulate my LTspice model. I need to change the on time in the pulse parameters and I need a large number of simulations for at least 100 different Ton. So I ...
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0 votes
1 answer
132 views
Problem regarding the code that I made for my PIC16F627A microcontroller
i'm facing problem regarding the code that i made for my pic16f627a microcontroller. here are the details so that you may understand exactly what i'm trying to achieve. i have set porta as input and ...
0 votes
1 answer
63 views
identifying component 12QF 65I COVQ
Can you please help identifying this component with top marking: 12QF 65I COVQ Device: an earlier 2020 revision of Xmos isolated I2S USB interface
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0 votes
1 answer
128 views
Identify smd top marking ADLG
Can you please help to identify the 8 pin component with the top marking: ADLG? It was in an earlier 2020 hardware revision of this circuit: enter link description here
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1 vote
1 answer
126 views
Is brazing and TIG welding wires acceptable connection according to code?
The other day I had my air conditioning repaired, and one thing I saw the technician do is braze the copper pipes together. This got me thinking why don't I see that done in electrical setting. I ...
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0 votes
2 answers
245 views
In STM32F4 Complementary PWM, Can we set %0 dutycycle both CH1 and CH1N
My question is about complementary PWM. Can we get %0 dutycycle at CH1 and CH1N at the same time. Datasheet of MCU: https://www.st.com/resource/en/reference_manual/rm0383-stm32f411xce-advanced-...
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