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USB3803 Datasheet(PDF) 34 Page - Microchip Technology |
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USB3803 Datasheet(HTML) 34 Page - Microchip Technology |
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34 / 99 page  USB3803 DS00001691B-page 34 2014-2015 Microchip Technology Inc. 5.3.32 REGISTER E9H: SERIAL PORT INTERRUPT MASK - INT_MASK Default = 0x00h 5.3.33 REGISTER EAH: I2C ADDRESS 0 - I2CADD0 Default = 0x08h - Corresponds to I2C Address on USB3803 with I2C_ASEL=’00’. 2 PrtPwrInt Read: 1 = Port Power register has been updated 0 = Port Power register has not been updated since last PrtPwrInt reset Write: 1 = No Effect 0 = Negate PrtPwrInt status low 1 ChrgDetInt Read: 1 = CHG_DET_N bit in Charger Detect Register has been asserted low 0 = CHG_DET_N bit has not been updated since last ChrgDetInt reset Write: 1 = No Effect 0 = Negate ChrgDetInt status low 0 ChrgDetComp- Int Read: 1 = ChrgDetComplete bit in Charger Detect Register has been asserted high 0 = ChrgDetComplete bit in Charger Detect Register has not been updated since last ChrgDetCompInt reset Write: 1 = No Effect 0 = Negate ChrgDetCompInt status low Bit Number Bit Name Description 7:5 Reserved Reserved 4 HubSuspMask 1 = INT_N pin is asserted low when Hub enters suspend 0 = INT_N pin is not affected by Hub entering suspend 3 HubCfgMask 1 = INT_N pin is asserted low when Hub configured by USB Host 0 = INT_N pin is not affected by Hub configuration event 2 PrtPwrMask 1 = INT_N pin is asserted low when Port Power register has been updated by USB Host 0 = INT_N pin is not affected by Port Power register 1 ChrgDetMask 1 = INT_N pin is asserted low when CHG_DET_N bit in Charger Detect Register is asserted low 0 = INT_N pin is not affected by CHG_DET_N 0 ChrgDetComp- Mask 1 = INT_N pin is asserted low when ChrgDetComplete bit in Charger Detect Register is asserted high 0 = INT_N pin is not affected by ChrgDetComplete Bit Number Bit Name Description 7 Reserved Reserved (serial port interface only uses a 7-bit address) 6:1 I2C_ADDR0 Read Only. The six most significant bits of I2C Address when I2C_ASEL1 input pin is set to ‘0’ 0 Reserved Reserved (LSB of I2C Address controlled by I2C_ASEL0 Pin) Bit Number Bit Name Description |
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