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I know this is an old thread, I am trying to decode a PT2262 encoder using a PIC could do with someone looking at my code to see where I am going wrong. The code is modified from Bruce's Holtec...

Thanks Henrick, that assembly code helped me out with the 12f508. You have to TAB in once then write the code to remove errors.
GPIO.2 and 3 work fine now. Cheers Nick

Hi Alain,
Thanks for your relpy, I understand about the low pass filter. I dont understand that the pwm signal I want is on the board. As far as I am aware the MSR receiver produces...

I have a eflite blade MSR I would like to convert it from its coreless motors to brushless motors. I have all the hardware main and tail motors and two esc's here. What I need to do is convert the...

Hi Russ,
Here is the info you asked for;

APC Register: Not sure if this can be done without spi mode. So its a No

Freq: Running at 8KHz going to up it to 12K when I get the right value...

Hi Russ,
I was wondering if you could give me some advice on the 1700 series audio chips.
I have built a couple of proto crcuits using surface mount isd1740's in push button mode to...

Hi,
Have you tried searching the forum for possible code examples for the chip you are using?
Also look at the manual thats comes with your software, this will have some examples of how to...

Hi Ioannis,
Have you used the ISD chips much? I have managed to write some code for the the isd4003 with SPI control about 18 months ago, but since then that type has been...

Hi sirvo,
I have not got anything working yet using romans btc sound encoder. I have been trying gioppy's code example with no luck. Not sure if i've got the hex dump right or my...

Hi Sirvo,
Thanks for the reply will try that, I am using the pickit2 programmer to down load the hex file. I can now down load to the eeprom, not sure if the code is right but its a...

Hi,
How do you convert the .BTC file generated by Romans BTC Sound encoder to a hex file?
Just done a quick search on here and using google, could not find anything that helped.....Found a HEX...

Mister e,
Thanks very much for the info on that work around!!!! I had only searched the forum using pic16f887. This little test program works fine now. Its only taken me three days...

1) what doesn't work?
When I run the debug I can see the registers with either FF or 0 depending where the pot is, the output on portc is the same value as these viewed registers. The program acts...

Hi,
Can some one tell me where I have gone wrong with the code below please.


DEFINE OSC 8
DEFINE ADC_BITS 10 'Defines bit resoloution
DEFINE ADC_CLOCK 2 'Defines adc clock speed ...

Hi,
If anyone is interested, there is an exclusive offer in Everyday Practical Electronics to buy a PICKIT 2 for £9.99 including postage and VAT- with a coupon from the magazine. I think this is...

Hi,
If anyone is interested, there is an exclusive offer in Everyday Practical Electronics to buy a PICKIT 2 for £9.99 including postage and VAT, with a coupon from the magazine. I think this...

Hi Brian,
Thanks for the info, I have just searched biphase and found a couple of posts. How do you encode and decode in laymans terms?
This is as far as I have got with my rf;
I...

Hi Skimask and Bruce,
Thanks for the info, I now have my project up and running. The only other changes I had to make apart from the ones already listed, was to change...

Hi Bruce,
Thanks for that, was not 100% sure if I could send a word out in a single statement, just looked at the serout command in the manual and found the answer on the 2nd line.
I will...

Hi Skimask,
I had the simple data tx/rx working ok over wireless on the internal clock, I could try it on crystals (once I order some). Does the code look ok apart from that? Have not used...

Hi,
I have been trying to send data between two pics, my end goal is to use a wireless link. At the moment this link is hardwired. The code below is supposed to read a adc input, then encode...

Hi Luciano,
Thanks for taking the time to post the links to that website, I was just about to get a copy of Every day practical electronics out and check the listings for a stockist...

Hi,
Thanks for the info on the mosfets, I will try and find a stockist in the uk. My usual stockists RS and RAPID dont seem to hold them.

Kind regards...

Hi,
Thanks for the replys, I have removed all the wires from the motor except the positive and negative. The motor runs fine during normal operation via the mosfet, I am planning to build 100...

Hi,
I have been trying to control a 12 volt DC car wiper motor, with the load it it draws 2 amps.
I have written a program on a 12f683 using HPWM which works fine. The N channel mosfet...