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STUSB1600 数据表(PDF) 43 Page - STMicroelectronics |
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STUSB1600 数据表(HTML) 43 Page - STMicroelectronics |
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43 / 69 page ![]() DocID028937 Rev 1 43/69 STUSB1600 Start-up configuration 69 NVM/SW CC_VCONN_SUPPLY_EN 1b: VCONN supply capability enabled on CC pin 18h NVM/SW CC_VCONN_SWITCH_ILIM 0000b: 350 mA 1Eh SW VCONN_MONITORING_EN 1b: enables UVLO threshold detection on VCONN pin 20h SW VCONN_UVLO_THRESHOLD 0b: high UVLO threshold of 4.65 V 20h NVM/SW SHIFT_HIGH_VBUS_LIMIT_SOURCE 0111b: in source power role, shifts nominal high voltage limit by 7 % of VBUS 22h NVM/SW SHIFT_LOW_VBUS_LIMIT_SOURCE 0101b: in source power role, shifts nominal low voltage limit by -5 % of VBUS 22h NVM/SW SHIFT_HIGH_VBUS_LIMIT_SINK 0111b: in sink power role, shifts nominal high voltage limit by 7 % of VBUS 22h NVM/SW SHIFT_LOW_VBUS_LIMIT_SINK 1111b: in sink power role, shifts nominal low voltage limit by -15 % of VBUS 22h SW SW_RESET_EN 0b: device reset is performed from hardware RESET pin 23h NVM/SW VBUS_DISCHARGE_TIME_TO_0V 1010b: 840 ms discharge time 25h NVM VBUS_DISCHARGE_DISABLE 0b: enables VBUS discharge path n. a. NVM/SW CC_POWER_MODE 011b: dual power role with accessory support 28h NVM/SW VDD_OVLO_DISABLE 0b: enables OVLO threshold detection on VDD pin 2Eh NVM/SW VBUS_VALID_RANGE_DISABLE 0b: enables valid VBUS voltage range detection 2Eh NVM/SW VBUS_VSAFE0V_THRESHOLD 00b: VBUS vSafe0V threshold = 0.6 V 2Eh NVM/SW VDD_UVLO_DISABLE 1b: disables UVLO threshold detection on VDD pin 2Eh Table 37. STUSB1600 user-defined parameters and default setting (continued) Customization type Parameter Default value and description I2C register address |
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