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Glad it worked!

I actually expressed some concern about that line in the original post haha.

I was concerned that there will be conflicts between using the #use statements and the setup_timer_2 ...

Are you still doing setup_timer_2?

I've never had to do that to make #use pwm work

I took out the "setup_timer_2" and now both PWM and RS232 worked!!!!!!!

Thank you Razz

BTW, r ...

Also, when using a hardware UART, unless you add your own error handling
you should always have 'ERRORS' in your #USE RS232., This is vital
particularly in this case.
Why?. If the UART receives mor ...

Hi dluu13 and Ttelmah,

Thank you so much for the comments and generous help! Today I'll modify the code and add interrupt handler for timer 2 as well as the RS232 error.

For PWM, I actually had ...

Hi Ttelmah, thanks for the detailed explanation about the errors, I will add it to the code.

I came across a post from you several years ago stating timer2 not needed for the own, but it does seem ...

Hi temtronic, thank you so much for your comments. I actually got this ISR from a sample code long time ago. I will rework on the code next week according to your comments.

Hi all,

I'm using PIC18F57K42 and CCS compiler 5.101.

I was trying to setup pwm and serial port. What I found was if I enable the INT_TIMER2, then the pwm works but the serial port not. Seems it ...