Search found 58 matches

Thanks Ttelmah for the suggestion. I guess it is the ex_bootloader.c in the examples you are suggesting. Is there a host application that tells me how the data is sent to the bootloader? Thanks again

Hello, I am looking to build a bootloader for a dspic33ck board which has a dedicated FTDI USB chip. It would help to have suggestions of an example loader that could be modified.
Thanks.

Hello,
We need to clock a dspic33pe from an external clock source and I am looking for suggestions on the fuse settings. We have a 20MHz external clock and we plan to connect this to the OSC1 pin. T ...

Hello,

I'm having problems getting the ADC to work on a PIC24FJ256GA705 chip.
I have the following simple code.

#DEVICE ADC=10

Then in my main code, the ADC is set up as follows.

setu ...

Thanks for taking the time to reply. I think I understand
where the problem is now.
Yes, the code needs to be in assembly for speed.

Hello,
I am trying to find a way of passing array pointers to a function.

The following code fails to compile at the "POP R0void Read4ADCs(int16 *R0[], *R1[], *M0[ ...

Thanks Ttelmah

Yes, I understand #asm and #endsam is the thing to use.

My question, as I explained in my post, relates to how to specify the argument for the "POP" command. The point i ...

temtronic, thanks for the reply.

My question is really about the CCS compiler, not really about the PIC chip or the ADC hardware. I need to find out if I can get the compiler to do the assembly cod ...

Hello

I need to speed up a simple code that reads data from four A/Ds connected to my PIC.

I have the following code to read from the first two A/Ds:

//*** C Code ***
signed int16 ADC_REF0, ...

Thank you for the suggestion.

I am not using MPLAB but the files were indeed in a very deep level folder in our server. Moving them to a higher level directory appears to have fixed the problem.
...

Hello,
I am using the PCWHD compiler, version 4.128. I regularly get the following error message during compilation at the point when the compiler finishes writing the .lst file and begins to attempt ...

Hello

I am seeing (erratically) the following error:

--- Info 300 "main.c" Line 888(0,1): More info: * Access violation at address 024F340E in module 'PCD.dll'. Read of address 7F84A ...

Hello, I am planning to use the PMP in master mode with 16 address lines to control external SRAM on my project. Now, I also plan to share the data bus (E port) of the PMP with another peripheral. My ...

I have code for a recursive low pass filter which is working OK but I need to increase its speed. The line which is taking too long is the following:

filt1 = filt1 - ( filt1 >> 4 ) + ad_ref; ...

Thanks for the reply. I was really looking for code that would include the scaling, i.e. mid value of the unsigned variable would translate to zero of the signed variable. Anyway, I found a work aroun ...