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CHAPTER 6 USB CONTROLLER
Preliminary User’s Manual S15543EJ1V0UM
329
6.2.27 U_TMWA (USB Tx MailBox Write Address Register)
Bits Field R/W Default Description
31:0 Address R 0 Register that indicates the address in the transmit MailBox area to which
USB Controller will write next time.
6.2.28 U_RMSA (USB Rx MailBox Start Address Register)
Bits Field R/W Default Description
31:0 Address R/W 0 Register that indicates the start address of the receive MailBox area. The
V
R
4120A must set a value in this field only at initialization.
6.2.29 U_RMBA (USB Rx MailBox Bottom Address Register)
Bits Field R/W Default Description
31:0 Address R/W 0 Register that indicates the end address of the receive MailBox area. The
V
R
4120A must set a value in this field only at initialization.
6.2.30 U_RMRA (USB Rx MailBox Read Address Register)
Bits Field R/W Default Description
31:0 Address R/W 0 Register that indicates the address of the area that will be read next by the
V
R
4120A. After the V
R
4120A reads the contents of a MailBox, the value set in
this register must be changed by V
R
4120A RISC Processor.
6.2.31 U_RMWA (USB Rx MailBox Write Address Register)
Bits Field R/W Default Description
31:0 Address R 0 Register that indicates the address in the receive MailBox area to which USB
Controller will write next time.