Datasheet

32.8.7.7 Host Status Pipe
Name: STATUS_PIPE
Offset: 0x0E & 0x1E
Reset: 0xxxxxxxx
Property: PAC Write-Protection, Write-Synchronized, Read-Synchronized
Bit 15 14 13 12 11 10 9 8
Access
Reset
Bit 7 6 5 4 3 2 1 0
ERCNT[2:0] CRC16ER TOUTER PIDER DAPIDER DTGLER
Access
R/W R/W R/W R/W R/W R/W R/W R/W
Reset 0 0 x x x x x x
Bits 7:5 – ERCNT[2:0] Pipe Error Counter
These bits define the number of errors detected on the pipe.
Bit 4 – CRC16ER CRC16 ERROR
This bit defines the CRC16 Error Status.
This bit is set when a CRC 16 error has been detected during a IN transactions.
Value Description
0
No CRC 16 Error detected.
1
A CRC 16 error has been detected.
Bit 3 – TOUTER TIME OUT ERROR
This bit defines the Time Out Error Status.
This bit is set when a Time Out error has been detected during a USB transaction.
Value Description
0
No Time Out Error detected.
1
A Time Out error has been detected.
Bit 2 – PIDER PID ERROR
This bit defines the PID Error Status.
This bit is set when a PID error has been detected during a USB transaction.
Value Description
0
No PID Error detected.
1
A PID error has been detected.
Bit 1 – DAPIDER Data PID ERROR
This bit defines the PID Error Status.
This bit is set when a Data PID error has been detected during a USB transaction.
SAM D21 Family
USB – Universal Serial Bus
© 2018 Microchip Technology Inc.
Datasheet Complete
DS40001882D-page 889