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Discussion Title Created date
16F887 I2C bootloader
Dear all I want to know if you happen to know an I2C boot loader for PIC16F887. Regards
Tuesday, 28 February 2012 - 08:14
4-20ma reciver
Dear all I have a sensor which can transmit a 4-20ma current. I want to read it using a 16bit ADC. Should I go with a shunt resistor path or do we have Receiver Chips available?...
Wednesday, 25 January 2012 - 12:08
Power brick part number help
Dear all I want to know if you happen to know a DC/DC converter with these specs. Input 36-75DC Outputs: two isolated 15V @1A. Or do you know cheap priced single output modules? (...
Sunday, 25 December 2011 - 13:55
Resistor package numbers meanings?
Dear all I want to know what these numbers represent in terms of watt in eagle package. I could have figured a few of them 0207 means 0.25W 0411 means 0.5W Does anyone knows what...
Sunday, 4 December 2011 - 10:55
Power supply Design ideas
Hi I have 36-75 DC input and need the following outputs 1- +-65v @70ma 2- +-15v @150ma 3- +5v @ 200ma What is your cheapest solution idea?
Sunday, 13 November 2011 - 15:02
Generating required voltages
Dear all I have finally found a reasonable priced 7" tft lcd! I want to be sure how to connect it to LCP1788.I have a few questions, Do you have any idea what I should do? 1- I...
Wednesday, 2 November 2011 - 09:01
Another Freertos and xmega problem
Dear all I tried to use it with xmega128a1 but the target cannot start scheduling. Do you know what I might have done wrong? Regards
Monday, 17 October 2011 - 14:46
TNY280 Transformer problem
Dear all I have designed a 5v, 3A supply based on TNY280P device. I have chosen EE25 for the core and used EI25-19 core instead. I think they have similar characteristics. You...
Tuesday, 30 August 2011 - 13:15
Expressing complex numbers in polar notation
Dear all I want to know how I should declare my variables in polar notation when I'm using complex.h file There is an example showing how to use rectangular notation complex...
Sunday, 28 August 2011 - 10:29
gsm signal detector
Dear all Do you happen to know a cheap GSM signal detector module? I want to turn the pc speakers off when the mobiles are ringing!
Saturday, 6 August 2011 - 10:31
CMSIS DSP Software Library problem
Dear all I have sampled some data using a 16bit ADC, the data is in short (singed 16 bit) format. I want to use the functions to calculate the RMS, but I'm getting the wrong...
Sunday, 31 July 2011 - 11:25
Need 7"-10" TFT part number
Dear all Do you suppose to know a cheap 7"-10" TFT LCD with led backlighting. I wanted to use it with LPC1778. Thanks in advance.
Wednesday, 13 July 2011 - 08:39