Module ENDPTCTRL

Endpoint Control

Modules

RXD

RX Endpoint Data Sink - Read/Write 0 Dual Port Memory Buffer/DMA Engine [Default] Should always be written as zero

RXE

RX Endpoint Enable 0 Disabled [Default] 1 Enabled An Endpoint should be enabled only after it has been configured

RXI

RX Data Toggle Inhibit 0 Disabled [Default] 1 Enabled This bit is only used for test and should always be written as zero

RXR

RX Data Toggle Reset (WS) Write 1 - Reset PID Sequence Whenever a configuration event is received for this Endpoint, software must write a one to this bit in order to synchronize the data PID’s between the host and device

RXS

RX Endpoint Stall - Read/Write 0 End Point OK

RXT

RX Endpoint Type - Read/Write 00 Control 01 Isochronous 10 Bulk 11 Interrupt

TXD

TX Endpoint Data Source - Read/Write 0 Dual Port Memory Buffer/DMA Engine [DEFAULT] Should always be written as 0

TXE

TX Endpoint Enable 0 Disabled [Default] 1 Enabled An Endpoint should be enabled only after it has been configured

TXI

TX Data Toggle Inhibit 0 PID Sequencing Enabled

TXR

TX Data Toggle Reset (WS) Write 1 - Reset PID Sequence Whenever a configuration event is received for this Endpoint, software must write a one to this bit in order to synchronize the data PID’s between the Host and device

TXS

TX Endpoint Stall - Read/Write 0 End Point OK 1 End Point Stalled This bit will be cleared automatically upon receipt of a SETUP request if this Endpoint is configured as a Control Endpoint and this bit will continue to be cleared by hardware until the associated ENDPTSETUPSTAT bit is cleared

TXT

TX Endpoint Type - Read/Write 00 Control 01 Isochronous 10 Bulk 11 Interrupt