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TUSB1310 数据表(PDF) 24 Page - Texas Instruments |
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TUSB1310 数据表(HTML) 24 Page - Texas Instruments |
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24 / 36 page ![]() TUSB1310 SLLSE16C – DECEMBER 2009 – REVISED AUGUST 2010 www.ti.com 4.2.3 Interface Control (07h-09h) Address: 07-09h (Read), 07h (Write), 08h (Set), .09h (Clear) Table 4-5. Interface Control BITS NAME ACCESS RESET DESCRIPTION 0 Reserved Rd 0b Reserved, only write a 0 to this bit. 1 Reserved Rd 0b Reserved, only write a 0 to this bit. 2 Reserved Rd 0h Reserved Active low clock suspend. Valid only in serial mode. Powers down the internal clock circuitry only. Valid only when SuspendM = 1. The TUSB1310 must ignore ClockSuspend when SuspendM = 0. By 3 ClockSuspendM Rd/Wr/S/C 0b default, the clock will not be powered in serial mode. 0 : Clock will not be powered in serial mode 1 : Clock will be powered in serial mode 6:04 Reserved Rd 0h Reserved Controls internal pullups and pulldowns on the ULPI_STP and the ULPI_DATA for protecting the ULPI when the link layer controller Interface protect tri-states the signals. 7 Rd/Wr/S/C 0 disable 0 enables the pullup and pulldown 1 disables the pullup and pulldown 4.2.4 Debug (15h) Address: 15h (Read-only) Table 4-6. Debug BITS NAME ACCESS RESET DESCRIPTION 0 LineState0 Rd 0 Contains the current value of LineState0 1 LineState1 Rd 0 Contains the current value of LineState0 07:2 Reserved Rd 0 Reserved 4.2.5 Scratch Register (16-18h) Address: 16-18h (Read), .16h (Write), .17h (Set), .18h (Clear) Table 4-7. Scratch Register BITS NAME ACCESS RESET DESCRIPTION Empty register byte for testing purposes. Software can read, write, set, 7:0 Scratch Rd/Wr/S/C 00 and clear this register and the TUSB1310 functionality will not be affected. 24 REGISTERS Copyright © 2009–2010, Texas Instruments Incorporated Submit Documentation Feedback Product Folder Link(s): TUSB1310 |
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