SMSC USB2524 Manuale Utente Scaricare il pdf (Pagina 30)

USB MultiSwitch

Hub

Datasheet

Revision 1.91 (08-22-07) 30 SMSC USB2524

DATASHEET

7.1.4.28 Register D2h: Port Assign Interface Configuration 0B (Reset = 0x00)

7.1.4.29 Register D3h: Port Assign Interface Configuration 0C (Reset = 0x00)

7.1.4.30 Register D4h: Port Assign Interface Configuration 0D (Reset = 0x00)

7.1.4.31 Register D5h: Port Assign Interface Configuration 1A (Reset = 0x00)

BIT

NUMBER BIT NAME DESCRIPTION

7:0 PORT_INT_0B Port Assign Interface 0B: Determines the configuration of the hardware

interface configuration for the assignment of ports 3 & 4 to upstream hosts.

Bit [7:4] = ‘0000’ Port 4 is unassigned

‘0001’ Port 4 owned by UP1

‘0010’ Port 4 owned by UP2

‘0011’

‘1111’

Reserved, will default to ‘0001’ value

Bit [3:0] = ‘0000’ Port 3 is unassigned

‘0001’ Port 3 owned by UP1

‘0010’ Port 3 owned by UP2

‘0011’

‘1111’

Reserved, will default to ‘0001’ value

BIT

NUMBER BIT NAME DESCRIPTION

7:0 PORT_INT_0C Reserved, always = ‘0’.

BIT

NUMBER BIT NAME DESCRIPTION

7:0 PORT_INT_0D Reserved, always = ‘0’.

BIT

NUMBER BIT NAME DESCRIPTION

7:0 PORT_INT_1A Port Assign Interface 1A: Determines the configuration of the hardware

interface configuration for the assignment of ports 1 & 2 to upstream hosts.

Bit [7:4] = ‘0000’ Port 2 is unassigned

‘0001’ Port 2 owned by UP1

‘0010’ Port 2 owned by UP2

‘0011’

‘1111’

Reserved, will default to ‘0001’ value

Bit [3:0] = ‘0000’ Port 1 is unassigned

‘0001’ Port 1 owned by UP1

‘0010’ Port 1 owned by UP2

‘0011’

‘1111’

Reserved, will default to ‘0001’ value

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SMSC USB2524 Manuale Utente Pagina 30

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