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UPD301A/KYX 데이터시트(PDF) 18 Page - Microchip Technology |
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UPD301A/KYX 데이터시트(HTML) 18 Page - Microchip Technology |
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18 / 40 page ![]() UPD301A DS00002838B-page 18 2018-2019 Microchip Technology Inc. The following table summarizes the expected thresholds to be matched for various configurations. TABLE 4-1: CABLE DETECT SUMMARY Parameter Threshold CSR Description Min Typ Max DFP_ACT_DEF CC_THR0 Detecting an active cable when configured as DFP and advertising default USB current. 0.20 V UFP_DFP_DEF CC_THR0 Detecting DFP attach when configured as UFP and DFP is advertising default USB current. 0.20 V DFP_ACT_1A5 CC_THR1 Detecting an active cable when configured as DFP and advertising 1.5A. 0.40 V UFP_DFP_1A5 CC_THR2 Detecting DFP attach when configured as UFP and DFP is advertising 1.5A. 0.66 V DFP_ACT_3A0 CC_THR3 Detecting an active cable when configured as DFP and advertising 3.0A. 0.80 V UFP_DFP_3A0 CC_THR4 Detecting DFP attach when configured as UFP and DFP is advertising 3.0A. 1.23 V DFP_UFP_DEF CC_THR5 Detecting UFP attach when configured as DFP advertising default USB current. 1.60 V DFP_UFP_1A5 CC_THR5 Detecting UFP attach when configured as DFP advertising 1.5A. 1.60 V DFP_UFP_3A0 CC_THR6 Detecting UFP attach when configured as DFP advertising 3.0A. 2.60 V TABLE 4-2: DFP CC MATCH SUMMARY CC State CC THR0 CC THR1 CC THR2 CC THR3 CC THR4 CC THR5 CC THR6 CC THR7 Advertise Default USB Current and connected to powered cable 0 0 0 0 000 0 Advertise 1.5 A and connected to powered cable 0 0 0 0 000 0 Advertise 3.0 A and connected to powered cable 0 0 0 0 000 0 Advertise Default USB Current and connected to UFP 1 0 0 0 000 0 Advertise 1.5 A and connected to UFP 0 1 0 0 000 0 Advertise 3.0 A and connected to UFP 0 0 0 1 000 0 Advertise Default USB Current and no connect (vOpen) 1 0 0 0 010 0 Advertise 1.5 A and no connect (vOpen) 0 1 0 0 010 0 Advertise 3.0 A and no connect (vOpen) 0 0 0 1 001 0 Proprietary Mode and no connect (vOpen) 0 0 0 0 000 1 |
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