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Send zero-length HID reports when no data.

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This commit is contained in:
claudiol 2017-11-30 09:24:20 -05:00
parent 47f428904a
commit 62f94e71e4
1 changed files with 6 additions and 3 deletions
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9
firmware/sys/target_50g/usbdriver.c
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@ -1230,11 +1230,14 @@ void ep1_irqservice()
return;
}
// NOTHING TO TRANSMIT, STALL
// NOTHING TO TRANSMIT
if(*IN_CSR1_REG&EPn_IN_SENT_STALL) return; // ALREADY DONE
// JUST REPLY WITH A ZERO DATA PACKET
*IN_CSR1_REG|=EPn_IN_PKT_RDY;
*IN_CSR1_REG|=EPn_IN_SEND_STALL;
//if(*IN_CSR1_REG&EPn_IN_SENT_STALL) return; // ALREADY DONE
//*IN_CSR1_REG|=EPn_IN_SEND_STALL;
return;
}