Latest threads in Embedded Programmingshow only best voted threads

Subject Author Posted Replies
 
Makefile or not?
What do you really use for embedded projects? Do you use "standard" makefile or do you rely on IDE functionalities? Nowadays every MCU manufacturers give IDE, mostly for free, usually based on Eclipse...
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44
 
Crystal Load Capacitance
I am using a Atmel4SD32C processor. For the main clock crystal Atmel specifiey the following requirements: CLEXT Maximum External Capacitor on XIN and XOUT 17 pF Allowed Crystal Capacitance Load From...
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19
 
ODB++ PDB CAD Data
I am having an old board made and am being asked for ODB++ format CAD data files. It seems this is to facilitate the creation of the various machine control files. I'm told it can also support...
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2
 
Embedded Linux - Delay control implemented for Marvell 88E6352/1 also works for 88E6320
Hi, I have faced a problem with communication via Ethernet switch Marvell 88E6320 connected to the Xilinx ZynqMP chip via RGMII interface. The whole problem and its resolution is described here: The...
 
RS485 over optical fiber cable
I'd like to replace an electrical cable with a fiber cable, mainly for electromagnetic noise immunity and long distance (I need to reach 500m). The bitrate will be very low: 9600bps is ok. I need to...
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How to transmit the value of an enumeration
enum type_t { TYPE_1, TYPE_2, ... TYPE_100, } void tx_byte(unsigned char c); enum type_t t; ... tx_byte((unsigned char)t); If the maximum value in the enumeration is lower than 256, you can cast to...
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Just HOW does the gputils linker allocate the program memory?
Hello, I have been writing a larger project and seeing huge gaps in the map file(0x374-0xe00). I've put all the regular code in PGM CODE sections But some things needed specific addresses... in I...
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1
 
24C16A EEPROM programmer
I have some 24C16A to program. I have a working 24C16A to clone. What is a fast and cheap way to proceed? I need a software and an hardware interface (USB to IIC or RS232 to IIC). I have a PicKit2,...
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1
 
$0.03 microcontroller
Clifford Heath
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100
 
Supermicro server motherboards with hardware backdoor?
Whether it turns out to be true or not, this will be the biggest security blockbuster of the decade. Clifford Heath
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Conference call over VOIP
I asked a related question repeatedly but I have a slightly simpler questio n. We have a bunch of controllers running embedded Linux and connected via eth ernet. We need to provide conference call...
3
3
 
Speth email change
Lance and ROI- Nancy and I are changing our primary email address. Our new primary email will be "". We'll keep the present Frontier email address for overlap for a month or two then our Frontier...
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5
 
How do you read digital inputs from microswitch, jumpers, dip-switches...?
Often I have digital inputs connected to switches managed by the user. For example: microswitches, tactile switches, push-buttons, dip-switches, simple jumpers and so on. What is your preferred method...
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27
 
Buildroot configuration for Sinovoip Banana Pi M3 - all 8 cores enabled
Hi, For a few years I couldn't use my Banana Pi M3 for any serious work, becaus e I couldn't compile the optimized Linux image for it. Yesterday I've managed to create a Buildroot configuration that...
 
chip that can do audio over IP
Hi I'm a software engineer wondering about a hardware solution. We currently have a product that uses an ATA to convert audio to IP to send to a remote device where an ATA converts digital back to...
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