ISD94100 Series Technical Reference Manual
Sep 9, 2019
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Rev1.09
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0000 = In ACK.
0001 = In NAK.
0010 = Out Packet Data0 ACK.
0011 = Setup ACK.
0110 = Out Packet Data1 ACK.
0111 = Isochronous transfer end.
[15:12]
EPSTS3
Endpoint 3 Status
These bits are used to indicate the current status of this endpoint
0000 = In ACK.
0001 = In NAK.
0010 = Out Packet Data0 ACK.
0011 = Setup ACK.
0110 = Out Packet Data1 ACK.
0111 = Isochronous transfer end.
[11:8]
EPSTS2
Endpoint 2 Status
These bits are used to indicate the current status of this endpoint
0000 = In ACK.
0001 = In NAK.
0010 = Out Packet Data0 ACK.
0011 = Setup ACK.
0110 = Out Packet Data1 ACK.
0111 = Isochronous transfer end.
[7:4]
EPSTS1
Endpoint 1 Status
These bits are used to indicate the current status of this endpoint
0000 = In ACK.
0001 = In NAK.
0010 = Out Packet Data0 ACK.
0011 = Setup ACK.
0110 = Out Packet Data1 ACK.
0111 = Isochronous transfer end.
[3:0]
EPSTS0
Endpoint 0 Status
These bits are used to indicate the current status of this endpoint
0000 = In ACK.
0001 = In NAK.
0010 = Out Packet Data0 ACK.
0011 = Setup ACK.
0110 = Out Packet Data1 ACK.
0111 = Isochronous transfer end.
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