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Altera_Forum's avatar
Altera_Forum
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15 years ago

Urgent HELP!!! RS232 problem

Hi all, I trying to send signal through the RS232 port. I have problem in sending out the integer/character. Below is my code: void serial() { unsigned int a = 0x61626364; cha...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

What exactly the problem is?

Are you losing tx data? If so, this is because usleep delay is too short for your current baudrate; you'd better poll the transmitter empty in status register for transmission completion instead of using a fixed delay.