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RM0090
Figure 392. Normal interrupt OUT/IN transactions - Slave mode
●
Interrupt service routine for interrupt OUT/IN transactions
a)
Unmask (NAK/TXERR/STALL/XFRC/FRMOR)
if (XFRC)
{
Reset Error Count
Mask ACK
De-allocate Channel
}
else
if (STALL or FRMOR)
{
Interrupt OUT
Doc ID 018909 Rev 4
USB on-the-go high-speed (OTG_HS)
1276/1422
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