Datasheet

USB interface

USB Config / Max Bus Power = 90mA

FTDI tool settings:

CBUS0 = PWREN#

CBUS2 = TXLED#

CBUS1 = RXLED#

CBUS3 = SLEEP#

USB String / Manufacturer = Parallax Inc

USB String / Product = USB to 232

so that they operate from perspective of the PC Host

ie. When PC transmits, the TX led will light on this module

Note: CBUS1/2 are deliberately reversed with respect to the leds

Parallax Inc.

599 Menlo Drive

Rocklin, CA 95765

(916) 624-8333

http://www.parallax.com/

Part Number 28950

Rev D

05 Apr 2016

USB to Serial (RS-232) Adapter

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USB interface FTDI tool settings: CBUS0 = PWREN# CBUS1 = RXLED# CBUS2 = TXLED# CBUS3 = SLEEP# USB Config / Max Bus Power = 90mA USB String / Manufacturer = Parallax Inc USB String / Product = USB to 232 Note: CBUS1/2 are deliberately reversed with respect to the leds so that they operate from perspective of the PC Host ie. When PC transmits, the TX led will light on this module Parallax Inc. 599 Menlo Drive Rocklin, CA 95765 (916) 624-8333 http://www.parallax.
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RS232 Serial interface Parallax Inc. 599 Menlo Drive Rocklin, CA 95765 (916) 624-8333 http://www.parallax.com/ Part Number 28950 USB to Serial (RS-232) Adapter Copyright 2016 Parallax Incorporated. All Rights Reserved.
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Parallax Inc - USB to Serial (RS-232) Adapter Part Number: 28030 Rev. D BOM - 05 Apr 2016 RefDes C100 4.7uF 6.3V C102 0.01uF 16V C101 C103 C104 C105 C201 C202 C203 C204 D100 D101 D102 FB100 FB101 J100 J201 R100 R101 R200 R201 U100 U201 Value 0.1uF 25V 47pF 47pF 0.1uF 25V 0.1uF 25V 0.1uF 25V 0.1uF 25V 0.