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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TUSB422 датащи(PDF) 36 Page - Texas Instruments |
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TUSB422 датащи(HTML) 36 Page - Texas Instruments |
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36 / 71 page  36 TUSB422 SLLSEW6 – NOVEMBER 2016 www.ti.com Product Folder Links: TUSB422 Submit Documentation Feedback Copyright © 2016, Texas Instruments Incorporated 7.6.24 Power Control Register (address = 0x1C) [reset = 0x60] Figure 32. Power Control Register 7 6 5 4 3 2 1 0 Reserved VBUS_VOLTA GE_MONITOR DISABLE_VOL TAGE_ALARM S AUTO_DISCHA RGE_DISCON NECT EN_BLEED_DI SCHARGE FORCE_DISC HARGE VCONN_PWR_ SUPPORTED ENABLE_VCO NN R RW RW RW RW RWU RWU RW LEGEND: R/W = Read/Write; R = Read only Table 29. Power Control Register Descriptions Bit Field Type Reset Description 7 Reserved R 0 Reserved 6 VBUS_VOLTAGE_MONITOR RW 1 0b: VBUS_VOLTAGE Monitoring is enabled. 1b: VBUS_VOLTAGE Monitoring is disabled. Controls only VBUS VOLTAGE Monitoring. VBUS_VOLTAGE will report all zeroes if disabled. 5 DISABLE_VOLTAGE_ALARMS RW 1 0b: Voltage Alarms Power status reporting is enabled 1b: Voltage Alarms Power status reporting is disabled Controls VBUS_VOLTAGE_ALARM_HI_CFG and VBUS_VOLTAGE_ALARM_LO_CFG. 4 AUTO_DISCHARGE_DISCONNEC T RW 0 0b: The TUSB422 shall not automatically discharge VBUS based on VBUS voltage. (Default) 1b: The TUSB422 shall automatically discharge 3 EN_BLEED_DISCHARGE RW 0 0b: Disable bleed discharge 1b: Enable bleed discharge of VBUS 2 FORCE_DISCHARGE RWU 0 When this field is set, the TUSB422 will discharge VBUS to Vsafe0V or threshold programmed in the VBUS_STOP_DISCHARGE_THRESHOLD register. Once VBUS is discharged to desired level, the TUSB422 will disable the Force Discharge. 0b: Disable forced discharge 1b: Enable forced discharge of VBUS. 1 VCONN_PWR_SUPPORTED RW 0 0b: TUSB422 delivers at least 1W on VCONN 1b: TUSB422 delivers at least the power indicated in DEVICE_CAPABILITIES.VCONNPowerSupported 0 ENABLE_VCONN RWU 0 0b: Disable VCONN Source 1b: Enable VCONN Source to CC indicated by PLUG_ORIENTATION in TCPC Control register. |
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