Product Review

The USB-2COM-BB is a plug-in RS-232 cape designed for the developers and users of BeagleBone and BeagleBone Black. The USB-2COM-BB BeagleBone RS-232 cape provides two high-speed RS-232 serial interfaces, two high-efficient USB 2.0 ports and one Micro SD card reader.

The flat ribbon cable provides the convenience for extended connection of serial devices. This dual RS-232 cape is designed to allow any other capes to be stacked above it without interference mechanically.

Features:

• Fully compatible with BeagleBone Black or BeagleBone platform
• Adds two high speed RS-232 serial ports via USB connection
• Each serial port provided 384 bytes receive buffer and 128 bytes transmit buffer for high speed data throughput
• Each serial port communication data rates up to 1 Mbps.
• Connector: two DB9 Male connectors via IDC flat ribbon cable
• RS-232 data signals: DCD, RxD, TxD, DTR, GND, DSR, RTS, CTS, R
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• Two downstream USB 2.0 ports with over-current detection and protection
• Each downstream USB port supports 5V 500 mA power for external high power USB devices
• Individual port power management
• Supports USB 1.1 and USB 2.0 transfer speeds from 1.5 Mbps to 480 Mbps, automatic link and speed detection
• Plug-and-Play; no software or drivers required
• Supports SD specification v1.0 / v1.1 / v2.0 / SDHC, up to 32GB
• Compatible with SDXC, Up to 2TB
• Micro SD card reader with 480 Mbps USB 2.0 transfer speed
• CE, FCC approval