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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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UPD360 датащи(PDF) 192 Page - Microchip Technology |
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UPD360 датащи(HTML) 192 Page - Microchip Technology |
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192 / 221 page  UPD360 DS00002084C-page 192 2016-2017 Microchip Technology Inc. 13.4.1 POWER SWITCH CONTROL REGISTER (PWR_SW_CTL) 13.4.2 POWER SWITCH STATUS REGISTER (PWR_SW_STS) Address: 1C00h Size: 8 bits Bits Description Type Default 7:2 RESERVED RO - 1 Power Switch Enable (PM_SW_ENB) This active low signal enables the power switch. R/W 0b 0 VBUS Switch Enable Override (VBUS_SW_EN_OVR) When this bit is asserted, the power switch utilizes the 3V3_VBUS supply. This bit only has meaning if the device is currently operating on 3V3_ALW and the VBUS supply is present. This bit disables the auto-switch mechanism of the power switch. R/W 0b Address: 1C01h Size: 8 bits Bits Description Type Default 7:6 RESERVED RO - 5 3V3_ALW POR (3V3_ALW_RDY) POR output from the main VBAT external supply. Active high when the supply is above 2.85V. Active low when the supply drops below 2.7V. RO 0b 4 3V3_VBUS POR (VBUS_RDY) POR output from the VBUS external supply. Active high when the supply is above 4V. Active low when the supply drops below 2.7V. RO 0b 3 RESERVED RO - 2 PWR_RDY Indicates power ready on VSW and VDD18 supplies. RO 1b 1 3V3_ALW Switch Gate Off (3V3_ALW_SW_OKB) Indicates state of VSW with respect to 3V3_ALW. 0: VSW < 3V3_ALW 1: VSW > 3V3_ALW RO 0b 0 VBUS Switch Gate Off (VBUS_SW_OKB) Indicates state of VSW with respect to VBUS. 0: VSW < VBUS 1: VSW > VBUS RO 0b |
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