Latest threads in Embedded Programmingshow only best voted threads

Subject Author Posted Replies
 
Un-doing changes
Hi, I "store" all product settings in a database. I also track *changes* to those settings (sort of an "audit trail"). This allows the user to roll back particular changes to, presumably, get to a...
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New -- your recommendations appreciated
Hi, I am new to this group and new to embedded software engineering. Can anyone recommend ways to network with others who are embedded sw engineers? What conferences and publications do you find most...
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semi-OT: cleaning microscopes
Does anyone have any good tips on cleaning soldering flux (mostly rosin) residue from microscope objectives? Other than not getting it on them in the first place of course?
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FYI: new embedded C book available
Test Driven Development for Embedded C see
 
Re: Poll : do you do peer reviews / code reviews / design reviews
We do software from small embedded up to server and backend. The "lower" parts (embedded uC) do the most code reviews. It lessens farther up. But they have the highest device numbers and the most...
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Please do my project for me...
I'm new to coding for USB embedded devices. I'm looking to build a small device that will emulate keyboard keystrokes and I wonder if there's a good place on the Web to explain the requirements of the...
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RS485: two transceivers
I have two CPUs, master and slave. They are (will be, actually) connected with one SN75176B IC on each side, with two wires connecting them. After reset, the master will be in transmit mode, slave in...
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Backplane logic and 3v3
Hi all, We are redesigning some 3U/6U Cards inserted in a chassis where backplane is specified to be driven by ABT logic (74ABT245/244), the problem we are facing is that the FPGA on some cards has...
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Rohm da converter
erratic behavior with a Rohm DA converter A Rohm BU2507, a six channel da converter, is used for setting bias points and gain for several op amps. The settings for each dac are transmitted by a...
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OT (?) Laptop as terminal
Hi, I run a lot of headless machines. From time to time, a machine fails to boot to multiuser run level. So, I can't "talk" to it with my normal mechanisms. Presently, I have a tiny (7" dia) LCD...
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erratic behavior with a Rohm DA converter
erratic behavior with a Rohm DA converter A Rohm BU2507, a six channel da converter, is used for setting bias points and gain for several op amps. The settings for each dac are transmitted by a...
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5
 
ARM MCU below $1.50/1000u?
Hi everybody, I am looking for an ARM MCU with the following constraints (in the order of importance): - 4 channel ADC with >= 500 k samples/s - Price in 1k units < $1.50 - Frequency "as high as...
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Low cost - high performance ARM11 Android development kit
We do believe that the Witech FL6410 is the perfection for Android-based smart-phones and tablet PCs. It has * a powerful Samsung S3C6410 800MHz MCU, * 256MByte mDDR RAM and 1GByte NAND Flash...
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TTA-Based Co-design Environment (TCE) v1.4 released
TTA-Based Co-design Environment (TCE) is a toolset for designing application-specific processors (ASP) based on the Transport Triggered Architecture (TTA). The toolset provides a complete retargetable...
 
ccitt crc error detection failure rate test program
Out of curiosity, I've lashed up a program (see below) to try and test the detection failure rate for the ccitt 16 bit crc. It repeatedly generates a buffer of 32 pseudo-random bytes, calculates the...
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