SSC_SR

SSC Status Register

  0x40 32 Read-only 0x00000000  
Parent topic: Register Summary

SSC Status Register

Bit  31 30 29 28 27 26 25 24  
                   
Access                   
Reset                   
Bit  23 22 21 20 19 18 17 16  
              RXEN TXEN  
Access              R R  
Reset              0 0  
Bit  15 14 13 12 11 10 9 8  
          RXSYN TXSYN CP1 CP0  
Access          R R R R  
Reset          0 0 0 0  
Bit  7 6 5 4 3 2 1 0  
      OVRUN RXRDY     TXEMPTY TXRDY  
Access      R R     R R  
Reset      0 0     0 0  

Bit 0 – TXRDY: Transmit Ready

Transmit Ready

ValueDescription
0

Data has been loaded in SSC_THR and is waiting to be loaded in the transmit shift register (TSR).
1

SSC_THR is empty.

Bit 1 – TXEMPTY: Transmit Empty

Transmit Empty

ValueDescription
0

Data remains in SSC_THR or is currently transmitted from TSR.
1

Last data written in SSC_THR has been loaded in TSR and last data loaded in TSR has been transmitted.

Bit 4 – RXRDY: Receive Ready

Receive Ready

ValueDescription
0

SSC_RHR is empty.
1

Data has been received and loaded in SSC_RHR.

Bit 5 – OVRUN: Receive Overrun

Receive Overrun

ValueDescription
0

No data has been loaded in SSC_RHR while previous data has not been read since the last read of the Status Register.
1

Data has been loaded in SSC_RHR while previous data has not yet been read since the last read of the Status Register.

Bit 8 – CP0: Compare 0

Compare 0

ValueDescription
0

A compare 0 has not occurred since the last read of the Status Register.
1

A compare 0 has occurred since the last read of the Status Register.

Bit 9 – CP1: Compare 1

Compare 1

ValueDescription
0

A compare 1 has not occurred since the last read of the Status Register.
1

A compare 1 has occurred since the last read of the Status Register.

Bit 10 – TXSYN: Transmit Sync

Transmit Sync

ValueDescription
0

A Tx Sync has not occurred since the last read of the Status Register.
1

A Tx Sync has occurred since the last read of the Status Register.

Bit 11 – RXSYN: Receive Sync

Receive Sync

ValueDescription
0

An Rx Sync has not occurred since the last read of the Status Register.
1

An Rx Sync has occurred since the last read of the Status Register.

Bit 16 – TXEN: Transmit Enable

Transmit Enable

ValueDescription
0

Transmit is disabled.
1

Transmit is enabled.

Bit 17 – RXEN: Receive Enable

Receive Enable

ValueDescription
0

Receive is disabled.
1

Receive is enabled.