Display of ac voltage on LCD using PIC18F Microcontroller
Hi all, I trying to display ac voltage on LCD using micro-controller using PIC18F45K50. I am capturing the voltage and performing A/D Conversion. Though i could see the variations with different Inputs...
View ArticleTroubleshooting MH-Z14 CO2 Sensor Output Connected To Microcontroller -...
Hey guys, I have some MH-Z14 CO2 sensors connected up to a Particle Photon microcontroller. Its a relatively simple circuit consisting of a 12vdc wall wort as power input, a 5v voltage regulator (RECOM...
View ArticlePWM pin getting fail in pic18f45k50 when iam trying control the Ceiling Fan .
Hi every one, Recently i did the project called ceiling fan control using PIC18F45K50 . When I am trying to control the fan PWM pin coming from the microcontroller getting failed .For fan controlling I...
View ArticleBeginner tutorials/Projects..
Dear all, I have an ATmega328p as my microcontroller of choice. I am not a newbie when it comes to electronics but my embedded knowledge is not great at all. But, the only thing I have done so far is...
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dsPic33f remap pins problem
Hi Guys I’m trying to map pins associated with SPI1 to pins RP6-RP9 for use with an SD Card library, but so far I don’t think I’ve gotten past mapping the SPI peripheral. The controller is...
View ArticleProgramming 16F1705 with MPLab 8.92
Can the 16F1705/9 family be programmed using MPlab 8.92 and ICD3? The only device choices in configure are 16F1704 and 16F1708; both show a red button for ICD3. If so, how? Plan B is the 16F1783, which...
View ArticleProlific usb to 232 driver not working in Windows 8.1
Hello I want to interface 8051developement board with laptop using serial cable. I have acer laptop with Windows 8.1.I have Taiwan made cable with CD. Driver is not working for Windows 8.1. I have...
View ArticlePIC18F87K22 is programmed successfully but does not work as expected
Hello I 'm not newbie about PICs, I did somethings with 16F690 and 18F2550 models before but I this 18F87K22 is very complicated for me since I 'm not expert, even not experinced so. I 'm using Pickit3...
View ArticleProblem with multiple software timers
Hi All- I am programming with a PIC16F1809. I have written code that uses one hardware timer to implement multiple software timers. It works great when I only define one software timer. It is dead on...
View Articleproblem with generating pulses for cycloconverter using interrupt (atmega16)
i am using atmega16 for generation of pulses for cyclocoverter. A external interrupt is used for detecting zero crossing point. i am able to generate single pulse after detection of zero crossing...
View ArticleHigh Speed Digital DAQ: what do I look for in a microcontroller?
I'm working on a project where I need to record digital pulses from a photon counting head with a width of 30 ns that have a minimum space of 70 ns between each pulse. The pulse frequency is irregular,...
View Articleglcd touch panel not working!
hello i am having a problem with my touch panel in my easypic pro V7 with the PIC18F87K22 microcontroler as a default. i need a help on how can i connect the touch panel to the board easypic? I have...
View ArticlePush Button Sequence
Our professor want us to make a sequence machine with timer where : RB[4-7]-LED RD[4-7]-LED INPUTS INT0 START/STOP INT1 SEQ SELECTOR DELAY TIMER :TIMER0 INTERRUPT INT0: RISING EDGE,HIGH PRIORITY INT1:...
View ArticleTrouble getting AT commands to the HC-09 bluetooth module
I bought a few bluetooth modules off Fasttech a while ago and got around to trying them out now. The silkscreen on the board bottom says JY-MCU BT Board V1.06. From what I've read this means that the...
View ArticleHow to buffer data more efficiently?
Planning on using a RN4677 BlueTooth module and a PIC32MZ2048EFH144 to send an image from my android to the PIC through bluetooth and display the image on a screen. So android device sends wireless...
View Articledata acquisition system(DAQ)
hey guys, I m college student and working on a some big projects which includes lot of sensors. for taking that system to its maximum efficiency I need all the values stored in some memory. so I need...
View ArticleZero crossing using PIC18F45K50
Hi all, I am using PIC1845K50 to control fan and i want to start controlling PWM signal whenever PIC detects the zero. As per data sheet there is no zero crossing facility by this micro controller. Can...
View ArticleProblem interfacing pic16f1936 with i2c serial eeprom 24lc01b
I'm trying to read and write to an i2c serial eeprom (24lc01b) from a pic16f1936 to test functionality on an existing PCB design that has been implemented already. I'm using a library I got from the...
View ArticleArduino timer interrupt
I have found the example for blinking led using timer interrupt. Code (Text): /* * Arduino 101: timer and interrupts * 2: Timer1 overflow interrupt example * more infos:...
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