Latest threads in Embedded Programmingshow only best voted threads
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ARM Cortex dev board with Bluetooth, Wifi and CAN?
Hi, Does anyone know of a small cheap ARM Cortex dev board with all of Bluetooth, Wifi and CAN onboard ? STM preferred but I can't find anything suitable in their lineup. Something with good SW...
3
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8 years ago
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3 | |
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gyros
single axis analog gyro Freescale & ST Micro seem to be getting out of the analog gyro business and going to digital "system" types of devices. Analog Devices are too costly for this application, ie...
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8 years ago
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Use of volatile in structure definitions to force word accesses
This question came up in the thread titled "Re: Ada, was: Re: Fundamental C question about "if" statements". I felt it deserved its own thread, because it's far off topic to what's become a very...
28
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8 years ago
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28 | |
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MPLAB C30 problem
Hi I want to use a dsPIC33EP512GM304 but MPLAB tells me... pic30-coff-cc1.exe: error: Invalid -mcpu option. CPU 33EP512GM304 not recognized. MPLAB allows me to select the device type, but there...
4
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8 years ago
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4 | |
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What meaning of the line code with '##'?
Hi, I read the following GPIO description, but I don't understand the line with '##'. Are there some connection with the above paragraph? Thanks, .............................. Accessing such GPIOs...
8
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8 years ago
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8 | |
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How clearing of Diagnostic Trouble Codes(DTC) or Fault Codes work in typical embedded systems ?
Let's say application is Third Row Power Folding Minivan seat. User presses a button. Seat starts moving. There is a obstruction which causes DC motor moving the seat to stop turning almost...
2
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8 years ago
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2 | |
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USB bus powered PIC32 issues ?
While we are talking about Microchip, has anyone tried using the PIC32 as a USB bus powered device in your own circuits and did you have any issues as result ? It's on my todo list in the upcoming...
2
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8 years ago
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2 | |
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Fundamental C question about "if" statements
Learning some embedded C using Microchip's C18 Lite. I tried the following and it misbehaved: if( 10 < my_variable < 20 ) { //do this......} Using the following works: if (( x > 10) & ( x < 20)) {...
124
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8 years ago
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124 | |
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Question about rules of sleeping
Hi, I see a slide on rules of sleeping for RTOS. It says never sleep in atomic context (holding a lock, disabled interrupts etc.). It did not mention semaphore in a sleeping state. I think semaphore...
7
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8 years ago
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7 | |
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LPC2000 CAN project
Greetings! I have just join this group as it might be a good place to have some chat about NXP projects. I want to make OBD2 scanner using one of the LPC chips. Now, I dont have any experience with...
6
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8 years ago
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6 | |
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How to use VCS (git) to save output binary files
I'm very new to VCS and git, so I have some difficulties to use them. I'd like to use git for my embedded projects. I consider a must have featur e the possibility to retrieve the binary file of an...
21
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8 years ago
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21 | |
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RS232 software virtual hub
I often work on small electronic devices that communicates over a multi-drop half-duplex two-wires RS485 network. I usually try to compile all the projects for the developing Windows machine (I use...
4
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8 years ago
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4 | |
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Graphs
Have you already written web applications to render real time data in graphs? The data (relay outputs) are captured by a microprocessor and sent via RS232 to a Raspberry PI running Linux. The data are...
9
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8 years ago
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9 | |
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Can you turn off Pipeline in ARM Cortex M3
Hi I am not an embedded expert, so please be patient I have an application with 6 phase PWM and the CC2650 TI processor does not have deadtime support (to avoid cross conduction in a 3 stage...
96
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8 years ago
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96 | |
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What is the magic number in uboot of an ARM Linux?
Hi, I see a magic number when I try uboot on an ARM Linux. What is it? Can you give me more information about it? Thanks,
1
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8 years ago
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