Arduino USB host that works with any device.
I don't know if this is the best forum. It is 'general electronics' but at the same time, I am using an Arduino. I have been trying to interface a USB with an Arduino. Doing some research, I found I...
View ArticleNeed Help With Displaying ADC Value on (four)7 Segment Display.
Hello Everyone, i am trying to interface adc(using a potentiometre) using atmega8/atmega32 and show the analog value on four 7 segment displays. in the begining i tried to interface it with lcd and it...
View ArticleRemote control by location (PIC in Oshonsoft)
I'm making a couple of PCBs BASE/TRANSMITTER and REMOTE/MODEL RECEIVER using surface mount components, and PICs, for use as remote control by location (3D). Remote control by location, is when a...
View Articlelcd display problem with unclear characters
I have lcd 16*2 doesn't show characters clearly. to see it i have to look from sharp angle, i can't see characters when i look perpendicular. what is the problem? Vcc=4.3v
View ArticleTARGET INVALID ID on PIC18f66k40
Hello, I am trying to program a PIC18F66K40 that is already on a board. I made sure all the connections are correct. the pickit3 connects directly to the microcontroller. I made sure there are not cap...
View ArticleSTMF32 truestudio example code
Hello I have atollic truestudio and I have started working on STM32F407 discovery board I am looking sample code for counter and external hardware interrput I got one example code in truestudio but I...
View ArticleMax3232 to Max3232?
I am scratching my head on this one... A little back story: I created a python application that utilizes pyserial and runs on a BeagleBone Black that communicates with a proprietary device that has a...
View ArticlePressure sensor I2C reading issues
Hi Guys, I am trying to read some registers using I2C but for some odd reason I am not getting any values returned. I am using Atmega328 (Arduino) to read the values. data sheet of sensor is given on...
View ArticleCommunication Protocol between a fuel dispenser and a Microcontroller
Good day guys, I am currently working on a project where I need to get data from a fuel dispenser. Due to the fact that it is not feasible for me to access a fuel dispenser , I am stock on get which...
View ArticleUART Register Configuration
I am working on UART configuration for pic16f877a and want to configure registers for UART ... I have looked datasheet of pic16f877a I don't understand the correct way for the UART configuration so...
View ArticleArduino Pro mini interface
How to interface or connect the starter relay with arduino Pro mini?
View ArticleHSEROUT rules for Oshonsoft
Hi, Can someone clarify some rules regarding HSEROUT in Oshonsoft please? What rules have to be followed when using: '#', 'BYTE', 'WORD' and 'STRING' in HSEROUT Camerart.
View ArticleCommunıcatıon between ARM7 NCN5130 KNX
Hi everyone I am master student.I want to ask you a question about KNX.I want to send command from ARM7 to KNX protocol.I have KNX NCN5130 chip.I will send the commands from ARM7 to NCN5130 and it will...
View ArticleI can't stop PWM signal. It always works.
Hi, i am new with MSP430. I would like to create a PWM signal when button is pressed to transmit IR signal and stop it after 50 miliseconds. But i cannot stop it. Here is my code #include...
View ArticleSTM32 Cube LTDC example nightmare
hi, Since couple of years ago,I've had a custom board using STM32f429 uc . And god bless ST company for nowadays good linux-based IDEs and HAL Cube libraries. For the instance,I customized a LTDC...
View Articlehow to hold pin state for two hours in microcontroller
the problem is i want to set and reset it every 2 hours and every state hold its value for 2 hours for example Code (Text): if( hour=1&minute=59)/// this will set it every 2 hours but it will reset...
View ArticleSTM32F042 Reading ADC with Analog MUX 74HC4067
Hello everyone, I have designed a circuit that will be read 15 analog inputs. Because I use the STM32F042K6T6 as a MCU, I needed to use an analog MUX to read each inputs. I use the ADC peripheral with...
View ArticleIncremental encoders help
Hello everyone I have encoder 8.5000.0010.5000.0050.F030 and I am looking datasheet for wiring. I found the datasheet on google but I am not sure it's exact same for my model. I have attached document...
View ArticleMaking an ePWM on a F28379D
Hello, I'm stuck trying to turn a servomotor (SG 90) with a LAUNCHXL-F28379D. I have a PWM signal on my scope but it's way too fast for the servo : I have 6.25 kHz and with an Arduino (using the...
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