USB-RS232-WE-1800-BT_3.3 Confusion(Solved)
Hello everyone, I'm not sure if this belongs in the embedded section but here we go. So I'm having trouble with this FTDI cable. At first, I was sure the first cable I received was defective so I got...
View ArticleLED control using c programming
Hi dear, I really need Ur help with this program that i have to do In a continuous loop and using the SYNC pulse from the pickit3 as a reference, i need to generate a variable length waveform on bit...
View ArticleI need HEADER FILES of interfacing graphical lcd JHD12864E
Respected sir/madam I am doing my project work on interfacing graphical lcd (128×64) JHD12864E . My project aim is to display text and image of size of 1Mb.So i need the header files for this lcd, my...
View ArticleA few questions about an audio CODEC
Hello! So I have been tasked with a project and I am attempting to come to terms with the scope/breadth of it. To keep it simple, the Audio CODEC and amp for one of our devices has reached end of life....
View ArticleNew I want the garagedoor to open as soon as I get within 5m of it.
I want the garagedoor to open as soon as I get within 5m of it. Would it be possible (moderately easy) to get a bluetooth tracker like Tile Mate to connect to an Arduino with a bluetooth shield when...
View ArticlePulse wave amplitude measurement from Arduino
Dear Members, I am looking for some opinion/suggestions for my project. in my application, I have mounted a PVDF sensor (Piezoelectric sensor) on cylindrical rod and I am rotating the rod every 10°...
View ArticleAutomotive CAN BUS Simulator
Good Afternoon. I am looking to repair modules which are part of the CAN BUS system on cars, trucks etc. I know a fair bit of information about CAN BUS but feel I may only be scratching the surface. I...
View ArticleProgramming an Instrument Cluster
Good evening. On a new adventure. I would like to learn how to remove the information from an instrument cluster, decipher it and the transfer it onto another instrument cluster. So miles, tire size...
View ArticleHelp with A Timer on PIC with mikroC coding
Hi All, I have coded a timer using mikroC compiler for a PIC microcontroller. The code is working but I want to make some improvements but I ran into some problems. The code is quite simple: It is a...
View ArticleReading a 16-bit word via SPI from a current sensor [STM32 & CubeMx]
I'm having problems to read my current sensor, which is located at the source leg of a power transistor. This is my sensor datasheet TLI4970 This is my routine every 10ms: HAL_GPIO_WritePin(GPIOA,...
View ArticleMSP430FR2000 for $0.29 in volume
Interesting price. TI MSP430FR2000IPW16R 16MHz Ultra-low-power MCU sells for $0.76 in single quantity. https://store.ti.com/MSP430FR2000IPW16R.aspx
View ArticleISP uC programmer need help with IC
Looking for an IC to transform usb signal to spi signal for programming ATmegas Found MCP2210 . Is it okay ? Do you suggest me any other ic ?
View ArticleNodeMCU ESP 8266 ESP12E and Arduino IDE Ver. 1.8.7(Window Store 1.8.15.0)
hi I am using NodeMCU ESP8266 ESP12E My Arduino IDE is giving the following error please help Arduino: 1.8.7 (Windows Store 1.8.15.0) (Windows 10), Board: "NodeMCU 1.0 (ESP-12E Module), 80 MHz, Flash,...
View Articleunable to toggle a led on port pin using interrupt, went through code & can't...
trying to use interrupt on port pin to toggle a led & when i run the code the led stays on , i increase the counter to 50 & the led stays off i can't seem to figure out whats wrong in the code...
View ArticleGraphical LCD interfacing with AT89c51
Hello All I am trying to interface Graphical LCD JHD12864E with AT89C51. I have downloaded Datasheet of JHD12864E. I looked pin connection in Datasheet but I don't understand where to connect Pin 3,...
View ArticleMeasuring speed with Input Capture Mode [STM32 & CubeMx]
I'm trying to measure low speeds with a 1 PPR (pulse per revolution) sensor. For low PPRs, using the Period Measurement Method is suggested. If I get the period of the signal, then I can apply the...
View ArticleRemote control by location (PIC in Oshonsoft)
I'm making a couple of PCBs using surface mount components, and PICs, for use as remote control by location (3D). Remote control by location, is when a location is sent from the BASE (Transmitter) and...
View ArticleSTM32 bare metal SPI issue with transmit
I'm trying to transmit ( using stm32f407) two hex numbers just like the datasheet explains (attached picture), but only the second number is being transmitted (checked with logic analyzer). Code is:...
View ArticleDifference between I2C and SPI
I have followed this link https://aticleworld.com/difference-between-i2c-and-spi/ to understand difference between I2C and SPI There is one point I2C is better for long distance and SPI is better for...
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