BUSYCH

Busy Channels

Important: For SAM L11 Non-Secure accesses, read accesses (R*) are allowed only if the security attribution for the corresponding channel (CHANNELx) is set as Non-Secured in the NONSECCHAN register.
  0x18 32 Mix-Secure 0x00000000    
Parent topic: Register Description

Busy Channels

Bit  31 30 29 28 27 26 25 24  
                   
Access                   
Reset                   
Bit  23 22 21 20 19 18 17 16  
                   
Access                   
Reset                   
Bit  15 14 13 12 11 10 9 8  
                   
Access                   
Reset                   
Bit  7 6 5 4 3 2 1 0  
          BUSYCH3 BUSYCH2 BUSYCH1 BUSYCH0  
Access          R/R*/R R/R*/R R/R*/R R/R*/R  
Reset          0 0 0 0  

Bits 0, 1, 2, 3 – BUSYCHx: Busy Channel x

Busy Channel x

This bit is set if an event occurs on channel x has not been handled by all event users connected to channel x.

This bit is cleared when channel x is idle.

When the event channel x path is asynchronous, this bit is always read '0'.