Mux, Fault And Over-Voltage Leds; Fig. 19. Motor Control Board User Inputs; Fig. 20. Mux, Fault Leds, And Over-Voltage Leds - Nexperia NEVB-MCTRL-100-01-3INV-001-01 User Manual

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User inputs

Fig. 19. Motor control board user inputs

4.8. MUX, fault and over-voltage LEDs

The motor controller board includes LEDs to indicate fault conditions, see

Fig. 20. MUX, fault LEDs, and over-voltage LEDs

Fault bits 1, 2, and 3 are inputs to a Nexperia multiplexer IC (MUX), CBT3251, The multiplexer
switches the +5 V supply to activate LEDs, D7 to D13, according to the input bits. These bits
control the following fault indicator LEDs as shown in
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NEVB-MCTRL-100-01-3INV-001-01 motor driver evaluation kit
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Rev. 1.0 — 15 April 2024
Fig. 20.
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