TUSB5052 datasheet(39/82 Pages) TI

39 / 82 page

5−5

5.7

HUBCNF1: Hub-Configuration-1 Register

This register is cleared by the power-up-reset signal only. The USB reset cannot reset this register.

P4A

P4E

P3A

P3E

P2A

P2E

P1A

P1E

R/W

BIT

NAME

RESET

FUNCTION

P1E

Hub port-1. Enable/disable control bit

P1E = 0 Port-1 is disabled.

P1E = 1 Port-1 Is enabled.

P1A

Hub port-1. Permanent-attachment control bit

P1A = 0

Port-1 is connected to a removable function.

P1A = 1

Port-1 is connected to a permanent-attachment function.

P2E

Hub port-2. Enable/disable control bit

P2E = 0 Port-2 is disabled.

P2E = 1 Port-2 Is enabled.

P2A

Hub port-2. Permanent-attachment control bit

P2A = 0 Port-2 is connected to a removable function.

P2A = 1 Port-2 is connected to a permanent-attachment function.

P3E

Hub port-3. Enable/disable control bit

P3E = 0 Port-3 is disabled.

P3E = 1 Port-3 Is enabled.

P3A

Hub port-3. Permanent-attachment control bit

P3A = 0 Port-3 is connected to a removable function.

P3A = 1 Port-3 is connected to a permanent-attachment function.

P4E

Hub port-4. Enable/disable control bit

P4E = 0 Port-4 is disabled.

P4E = 1 Port-4 Is enabled.

P4A

Hub port-4. Permanent-attachment control bit

P4A = 0 Port-4 is connected to a removable function.

P4A = 1 Port-4 is connected to a permanent-attachment function.

TUSB5052 データシート(PDF) 39 Page - Texas Instruments

TUSB5052 データシート(HTML) 39 Page - Texas Instruments

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