#include <stdio.h>
#include "platform.h"
#include "xil_printf.h"
#include "xstatus.h"
#include "ps7_init.h"
#include "xscugic.h"
#include "xparameters.h"
#include "xuartlite.h"

#define TEST_BUFFER_SIZE_SEND 5
#define TEST_BUFFER_SIZE_RECV 500
u8 SendBuffer[TEST_BUFFER_SIZE_SEND] = {56, 00, 36, 01, 00}; /* Buffer for Transmit Command */
u8 RecvBuffer[TEST_BUFFER_SIZE_RECV]; /* Buffer for Receiving Data */
XUartLite UartLite; /* Instance of the UartLite Device */
int UartLitePolledExample(u32 DeviceId)
{
int Status;
/*
* Initialize the UartLite driver so that it is ready to use.
*/
Status = XUartLite_Initialize(&UartLite, DeviceId);
if (Status != XST_SUCCESS) {
xil_printf("UARTLITE DRIVER FAILED");
return XST_FAILURE;
}
/*
* Perform a self-test to ensure that the hardware was built correctly.
*/
Status = XUartLite_SelfTest(&UartLite);
if (Status != XST_SUCCESS) {
xil_printf("SELF TEST FAILED");
return XST_FAILURE;
}
return XST_SUCCESS;
}
int main()
{
unsigned char Sent_Count;
unsigned int ReceivedCount = 0;
int sentloop = 0;
int index;
int i;
init_platform(); //INITIALIZE
ps7_post_config(); //ENABLE TO PL
UartLitePolledExample(XPAR_UARTLITE_0_DEVICE_ID); //ENABLE UARTLITE
xil_printf("Start Looping....\n");
for(index = 0; index < TEST_BUFFER_SIZE_SEND; index++){
SendBuffer[index] = SendBuffer[index];
xil_printf("Send ......[%d] = %u\n" ,sentloop,SendBuffer[index]);
sentloop++;
Sent_Count = XUartLite_Send(&UartLite,SendBuffer,TEST_BUFFER_SIZE_SEND);
xil_printf("Send Count... %u\n", Sent_Count);
}
if (Sent_Count != TEST_BUFFER_SIZE_SEND){
xil_printf("Sent Failed!");
return XST_FAILURE;
}
while(1) {
ReceivedCount = XUartLite_Recv(&UartLite,RecvBuffer,TEST_BUFFER_SIZE_RECV);
xil_printf("Received count %x\n", ReceivedCount);

for(i=0; i < ReceivedCount; i++)
{
xil_printf("Received Buffer[%d] = %x\n" ,ReceivedCount,RecvBuffer);
}
}
cleanup_platform();
return XST_SUCCESS;
}