Search found 38 matches

Well, there's a few good suggestions there that I'll be looking into myself.
I like the I2C solution by NXP, although being old-school I would really still like to use 5V and through-hole parts.
...

Hi There,

I'm currently working on a project where I have about 4 serial devices (1 swipe reader, 1 VGA controller, 1 GSM module and a serial keypad)connected to my 16F877 based controller board. ...

Ripper Mark,

thanks very much. I know it was an old post. I looked and looked but could not find it.

cheers,

jason

Hi everyone,

this is slightly off topic, but...

Would anyone know if it is possible for the CAN bus RX interrupt be used to detect one byte at a time, the same way that the onboard UART can? I w ...

Hi Mark,

do you know where your earlier post regarding 18F internal eeprom writing is located? I have looked, but can't seem to find it anywhere.

I am having dramas writing myself. Hanging, and ...

Thanks for your help guys. I managed to fix the problem. The functions in the files I was adding were not being called by me, BUT on eof them must have been called by the compiler. here it is.

#in ...

I'm know this has been listed on this forum previously, but I have a slightly different question after my explanation. The code is too long to post.

I am running a 18F452 at 4Mhz, no ICD. Code is u ...

Turned out to be the compiler Mark. 3.209 works perfectly Smile

now is there anysuggestions about I2C (grin)...

Hi everyone,

turned out to be the compiler. 3.209 works perfectly Smile

Stack space seems to be ok. List files says level 5 + 2 for interrupts. The call that doesn't seem to work is only 3 function calls into the stack, I think?

If you saw my other post RE comms proble ...

After your suggestion, I tried streams. I like that idea better (than the multiple #use statements), but didn't change anything. Add one too many printf statements and no comms.. damn it..

I was al ...

Problem 2

After invoking a software uart with the #use statement, I can use the putc() function to pass a char to a seriaL printer. However, if I call a function with a putc() in it, it doesn't wor ...

Here's and interesting one. I recently made the change from a 16F877 to 18F452. With a little help from this forum, a few port address changes and my whole program ported accross nicely.

However, I ...

Thanks for your help everyone. The code snippet Pcm Programmer worked first time. Now to try and get the rest going.

Thanks again

Hi, I have extensive experience with the 16F series, but just can't get my 18F452 to go. Does anyone have a SIMPLE program, that might toggle a port pin, so I can see it operate?

I am using it in a ...