iicps
Vitis Drivers API Documentation
Macros | Functions | Variables
xiicps_slave_monitor_example.c File Reference

Overview

This example runs on zynqmp / versal evaluation boards using the IIC device as master to check slave's availability.

Note
Please set the slave address to 0x3FB, which tests the device's ability to handle 10-bit address.
 MODIFICATION HISTORY:
Ver   Who Date     Changes






1.00a jz  01/30/10 First release
3.18  gm  07/14/23 Added SDT support.
 



Macros


#define SLV_MON_LOOP_COUNT   0x000FFFFF


 Slave Monitor Loop Count.  More...


 





Functions


int IicPsSlaveMonitorExample (void)


 This function checks the availability of a slave using slave monitor mode.  More...


 


int main (void)


 Main function to call the Slave Monitor example.  More...


 





Variables


volatile u8 TransmitComplete


 Flag to check completion of Transmission.  More...


 


volatile u8 ReceiveComplete


 Flag to check completion of Reception.  More...


 


volatile u32 TotalErrorCount


 Total Error Count Flag.  More...


 


volatile u32 SlaveResponse


 Slave Response Flag.  More...


 


u16 SlvAddr [] = {0x54, 0x55, 0x74, 0}


 Searching for the required Slave Address and user can also add their own slave Address in the below array list.  More...


 




Macro Definition Documentation






      

        

          #define SLV_MON_LOOP_COUNT   0x000FFFFF
        

      





Slave Monitor Loop Count. 







Function Documentation






      

        

          int IicPsSlaveMonitorExample 
          (
          void 
          )
          
        

      





This function checks the availability of a slave using slave monitor mode. 


Returns
XST_SUCCESS if successful, otherwise XST_FAILURE.


Note
None. 



References SlvAddr.



Referenced by main().











      

        

          int main 
          (
          void 
          )
          
        

      





Main function to call the Slave Monitor example. 


Returns
XST_SUCCESS if successful, XST_FAILURE if unsuccessful.


Note
None. 



References IicPsSlaveMonitorExample().







Variable Documentation






      

        

          volatile u8 ReceiveComplete
        

      





Flag to check completion of Reception. 











      

        

          volatile u32 SlaveResponse
        

      





Slave Response Flag. 











      

        

          u16 SlvAddr[] = {0x54, 0x55, 0x74, 0}
        

      





Searching for the required Slave Address and user can also add their own slave Address in the below array list. 



Referenced by IicPsSlaveMonitorExample().











      

        

          volatile u32 TotalErrorCount
        

      





Total Error Count Flag. 











      

        

          volatile u8 TransmitComplete
        

      





Flag to check completion of Transmission.