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USB5926C/KD 数据表(PDF) 20 Page - Microchip Technology |
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USB5926C/KD 数据表(HTML) 20 Page - Microchip Technology |
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20 / 66 page ![]() 2022 Microchip Technology Inc. and its subsidiaries DS00003190C-page 20 USB5926C Note 2:Configuration strap values are latched on Power-On Reset (POR) and the rising edge of RESET_N (external chip reset). Configuration straps are identified by an underlined symbol name. Signals that function as configuration straps must be augmented with an external resistor when connected to a load. Refer to Section 3.5, Configuration Straps and Programmable Functions for additional information. TABLE 3-8: CONFIGURATION STRAP PIN DESCRIPTIONS Name Symbol Buffer Type Description Device Mode Configuration Strap CFG_STRAP I Device Mode Configuration Strap. This configuration strap is used to set the device mode. Refer to Section 3.5.1, CFG_STRAP Configuration for details. See Note 2 Port 6-1 D+ Disable Configuration Strap PRT_DIS_P[6:1] I Port 6-1 D+ Disable Configuration Strap. These configuration straps are used in conjunction with the corresponding PRT_DIS_M[6:1] straps to disable the related port (6-1). Refer to Section Section 3.5.2, Port Disable Configuration (PRT_DIS_P[6:1] / PRT_DIS_M[6:1]) for more information. See Note 2 Port 6-1 D- Disable Configuration Strap PRT_DIS_M[6:1] I Port 6-1 D- Disable Configuration Strap. These configuration straps are used in conjunction with the corresponding PRT_DIS_P[6:1] straps to disable the related port (6-1). Refer to Section 3.5.2, Port Disable Configuration (PRT_DIS_P[6:1] / PRT_DIS_M[6:1]) for more information. See Note 2 Non-Removable Ports Configuration Strap CFG_NON_REM I Configuration strap to control number of reported non- removal ports. See Section 3.5.3, Non-Removable Port Configuration (CFG_NON_REM) See Note 2 Battery Charging Configuration Strap CFG_BC_EN I Configuration strap to control number of BC 1.2 enabled downstream ports. See Section 3.5.4, Battery Charging Configuration (CFG_BC_EN) See Note 2 |
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