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Reply
The program cannot be programmed using ULINK. After pressing the DEBUG key, the voltage of the reset pin of the microcontroller changes from 3.3V to 2.8V. I do not know why.
MCU
December 17, 2020
by Gabriel
69
0
Reply
K60 MCU failed to download the program with Jlink, keil5 prompt: flash download failed cortex-M4.
MCU
December 11, 2020
by Prudence
72
0
Reply
Analyze this control relay circuit.
Darlington tube
November 27, 2020
by Morris
83
0
Reply
How can STM32 Nucleo use the Mini USB port on the board to supply power without plugging it into the computer?
STM32
November 27, 2020
by Beyonce
86
0
Reply
The method of STM32 measuring high frequency 100K-120K with input capture has a large error.
MCU
November 27, 2020
by Colbie
149
0
Reply
What should I do if the success rate of STM32F103 SW interface burning program is low?
STM32F103
November 27, 2020
by Yuri
96
0
Reply
The programming is successful. The power-on pin is all high and the program does not run at all.
MCU
November 27, 2020
by Hakeem
82
0
Reply
The if statement encountered during C language debugging is invalid, but it can be executed.
MCU
November 25, 2020
by Deja
93
0
Reply
5V needs to supply power to the wifi module, do you have any good ideas?
TPS54331
November 18, 2020
by Raya
66
0
Reply
What is the slow start of the micro-controller?
MCU
October 15, 2020
by Gabriel
110
0
Reply
I have designed a simple and efficient zero-point acquisition circuit, and everyone gives me some suggestions.
MCU
September 24, 2020
by Alma
117
0
Reply
How to design an effective ultra-low power sensor controller?
Test measurement
September 24, 2020
by Alonzo
111
0
Reply
NUC505 floating point calculation is too slow.
NUC505
September 24, 2020
by Neil
118
0
Reply
Can SQ015L be developed in C?
SQ015L
September 18, 2020
by Jaylon
118
0
Reply
MOS tube switching circuit, the conduction of the tube will cause the MCU to trigger an interrupt?
MOS tube
September 18, 2020
by Jaydon
141
0
Reply
Ads1115 adopts voltage divider resistance to measure the input value and the reading jumps.
MCU
September 18, 2020
by Jerry
132
0
Reply
How to use allegro's motor driver chip A3950?
Allegro
September 18, 2020
by David
128
0
Reply
Questions about the low power consumption and display of the microcontroller?
MCU
September 9, 2020
by Adi
152
0
Reply
Help everyone: I designed the microphone to make the sound very loud, but the sound of recording and playback is very small.
pcb design
August 20, 2020
by Mason
133
0
Reply
How to realize the dynamic scanning of the three primary color lights without cross light phenomenon?
LED
July 8, 2020
by Romario
213
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