xuartps_polled_example.c File Reference

Overview

This example runs on zynqmp evaluation board (zcu102), it sends data and expects to receive the same data through the device using the local loopback mode in polled mode by using XUartPs driver.

Note

If the device does not work properly, the example may hang.

MODIFICATION HISTORY:

Ver   Who    Date     Changes



1.00a  drg/jz 01/13/10 First Release
1.03a  sg     07/16/12 Modified the device ID to use the first Device Id
                Removed the printf at the start of the main

Functions
int	UartPsPolledExample (u16 DeviceId)
	This function does a minimal test on the XUartPs device in polled mode. More...
int	main (void)
	Main function to call the Uart Polled mode example. More...

Function Documentation

int main

(

void

)

Main function to call the Uart Polled mode example.

Returns

XST_SUCCESS if successful, otherwise XST_FAILURE

Note

None

References UartPsPolledExample().

int UartPsPolledExample

(

u16

DeviceId

)

This function does a minimal test on the XUartPs device in polled mode.

This function sends data and expects to receive the data through the UART using the local loopback mode.

Parameters

DeviceId

is the unique device id from hardware build.

Returns

XST_SUCCESS if successful, XST_FAILURE if unsuccessful

Note

This function polls the UART, it may hang if the hardware is not working correctly.

References XUartPs_Config::BaseAddress, XUartPs_CfgInitialize(), XUartPs_IsSending(), XUartPs_LookupConfig(), XUARTPS_OPER_MODE_LOCAL_LOOP, XUARTPS_OPER_MODE_NORMAL, XUartPs_Recv(), XUartPs_SelfTest(), XUartPs_Send(), and XUartPs_SetOperMode().

Referenced by main().