Future Technology Devices International Ltd FT234XD

USB, then high during USB suspend mode. This output can be used to control power to external logic P-Channel logic level MOSFET switch. Enable the interface pull-down option when using the PWREN# in this way. TXLED# CBUS0 Transmit data LED drive – pulses low when transmitting data via USB. See Section 7.5 for more details. RXLED# CBUS0

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