Search found 11 matches

thanks for FvM and Ttelmah for again for answer my question.

They always call usb_task() in the main loop, you call it only once.

you mean for each case i need to call usb_task() again? ...

thanks for reply.

1.) what function or how can i buffer rs232? any reference for me on how to receive a data from rs232 and send it to rs232?

2.)i think my data won't larger than 33 bytes, at mo ...

Thanks for replying.

1.) What should I do in order to keep the usb connection? I am having a problem, when I click "sendtext" button in my GUI, it will terminate the usb connection. I tho ...

I am currently doing a project which need receive a data from a serial port, RS232, and send it to computer through USB, the rs232 is communication between 2 PIC, which on the other side it is a tempe ...

Thanks for reply.

If I want to send in binary, how to convert it to binary and and convert it back to float at receiver?

The ccs function for rs232 send and receive data can only use getc() and putc()?

If i want to send a float value or string, getc() and putc() seem can't be use for this purpose, is there any other ...

Hi, I want to send a string and a float through usb to my computer GUI, and I find out that usb_put_packet() function must transmit data in int8.
Below is my code:

include <18F4550.h>
#fu ...

Thanks, the problem was solved by clearing the usb buffer.

Hi, I am doing a project in which I need to transmit data from from computer through usb to RS232, and I test my project with Hyperterminal and a USB GUI.

When I transmit some word from USB GUI for ...

#fuses HSPLL, NOWDT, NOPROTECT, BROWNOUT, PUT, NOLVP

so i change the XT fuse to HS, ok i get it.

thank you very much.

Hi, I am using pic18f452 with 20MHz crystal. I am using PortB for my LCD, but my LCD display still didn't display anything although it compiles with no errors.

// flex_lcd.c

// These pins are ...