Led Indicators; Switches - Microchip Technology EVB-USB4x12 User Manual

FIGURE 3-7:
3.1.9
Table 3-1
TABLE 3-1:
Reference
Designator
3.1.10
Table 3-2
TABLE 3-2:
Reference
Designator
 2019 Microchip Technology Inc.
USB TO SMBUS/I

LED Indicators

describes the LEDs included on the PCB.
EVB-USB4X12 LED DESCRIPTIONS
Label
D1 3V3 Illuminates when board 3.3V net is powered on
D2 SPI ACTIVE SPI Activity indicator LED. Illuminates when the SPI Chip
Enable signal is asserted (pulled low).
D3 RESET Reset indicator LED. Illuminates when the RESET_N signal is
asserted (pulled low).
D4 VBUS P1 Downstream Port 1 VBUS indicator. Illuminates when VBUS
on Port 1 is present.

Switches

shows the switches included on the PCB.
EVB-USB4X12 SWITCH DESCRIPTIONS
Label
SW1 RESET Hub reset push button
Hardware Configuration
2
C MASTER HEADER LOCATIONS
Description
Description
MASTER
DATA
(TP3)
MASTER
CLOCK
(TP4)
UCS2114
(U2)
DS50002889A-page 21