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TUSB4041IPAPR 数据表(PDF) 23 Page - Texas Instruments |
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TUSB4041IPAPR 数据表(HTML) 23 Page - Texas Instruments |
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23 / 44 page ![]() TUSB4041I www.ti.com SLLSEK3B – JULY 2015 – REVISED DECEMBER 2015 8.5.14 Language ID LSB Register Offset = 20h, reset = 09h Figure 15. Language ID LSB Register 7 6 5 4 3 2 1 0 langIdLsb[7:4] langIdLsb[3] langIdLsb[2:1] langIdLsb[0] R/RW-0 R/RW-1 R/RW-0 R/RW-1 Table 16. Language ID LSB Register Field Descriptions Bit Field Type Reset Description 7:4 langIdLsb[7:4] R/RW 0 Language ID least significant byte 3 langIdLsb[3] R/RW 1 This register contains the value returned in the LSB of the LANGID code in string index 0. The TUSB4041I device only supports one language ID. The default 2:1 langIdLsb[2:1] R/RW 0 value of this register is 09h representing the LSB of the LangID 0409h indicating English United States. 0 langIdLsb[0] R/RW 1 When the customStrings bit is set to 1, this field may be overwritten by the contents of an attached EEPROM or by an SMBus host. 8.5.15 Language ID MSB Register Offset = 21h, reset = 04h Figure 16. Language ID MSB Register 7 6 5 4 3 2 1 0 langIdMsb[7:3] langIdMsb[2] langIdMsb[1:0] R/RW-0 R/RW-1 R/RW-0 Table 17. Language ID MSB Register Field Descriptions Bit Field Type Reset Description 7:3 langIdMsb[7:3] R/RW 0 Language ID most significant byte 2 langIdMsb[2] R/RW 1 This register contains the value returned in the MSB of the LANGID code in string index 0. The TUSB4041I device only supports one language ID. The default value of this register is 04h representing the MSB of the LangID 0409h indicating English United States. 1:0 langIdMsb[1:0] R/RW 0 When the customStrings bit is set to 1, this field may be overwritten by the contents of an attached EEPROM or by an SMBus host. 8.5.16 Serial Number String Length Register Offset = 22h Figure 17. Serial Number String Length Register 7 6 5 4 3 2 1 0 RSVD serNumStringL serNumStringLen[4:3] serNumStringLen[2:0] en[5] R-0 R/RW-0 R/RW-1 R/RW-0 Table 18. Serial Number String Length Register Field Descriptions Bit Field Type Reset Description Reserved 7:6 RSVD R 0 Read only, returns 0 when read. Copyright © 2015, Texas Instruments Incorporated Submit Documentation Feedback 23 Product Folder Links: TUSB4041I |
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