Texas Instruments TMS320DM357 Receive Type Register Host mode only Hostrxtype, Speed Prot Rendpn

Models: TMS320DM357

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Registers

4.70 Receive Type Register (Host mode only) (HOST_RXTYPE)

The Receive Type Register (Host mode only) (HOST_RXTYPE) is shown in Figure 85 and described in Table 86.

Figure 85. Receive Type Register (Host mode only) (HOST_RXTYPE)

7

6

5

4

3

0

SPEED

 

 

PROT

 

RENDPN

R/W-0

 

 

R/W-0

 

R/W-0

LEGEND: R/W = Read/Write; -n= value after reset

Table 86. Receive Type Register (Host mode only) (HOST_RXTYPE) Field Descriptions

Bit

Field

Value

Description

7-6

SPEED

0-3h

Operating Speed of Target Device

 

 

0

Illegal

 

 

1h

High

 

 

2h

Full

 

 

3h

Low

5-4

PROT

0-3h

Set this to select the required protocol for the transmit endpoint

 

 

0

Control

 

 

1h

Isochronous

 

 

2h

Bulk

 

 

3h

Interrupt

3-0

RENDPN

0-Fh

Set this value to the endpoint number contained in the Receive endpoint descriptor returned to the USB

 

 

 

controller during device enumeration

4.71 Receive Interval Register (Host mode only) (HOST_RXINTERVAL)

The Receive Interval Register (Host mode only) (HOST_RXINTERVAL) is shown in Figure 86 and described in Table 87.

Figure 86. Receive Interval Register (Host mode only) (HOST_RXINTERVAL)

7

0

POLINTVL_NAKLIMIT

R/W-0

LEGEND: R/W = Read/Write; -n= value after reset

SPRUGH3–November 2008

Universal Serial Bus (USB) Controller

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Texas Instruments TMS320DM357 manual Receive Type Register Host mode only Hostrxtype, Speed Prot Rendpn