PL2503 - Hi-Speed USB to Serial Bridge Controller
9 4.1 USB2.0 PHY Related Pins9 4.2 UART Related Pins 9 4.3 SPI Flash Pins 9 4.4 GPIO Pins 10 4.5 System Pins 10 5.
USB to RS232 Application Example 11 6.
Device Configuration 12 7.
Link Status LED 14 8.
Data Formats and Baud Rate Table
Hi-Speed USB to Serial Bridge Controller Product Data Sheet PL2503 Single chip Hi-Speed USB 2.0 to Serial (RS232/RS422/RS485) asynchronous serial data transfer interface Fully Compliant with USB 2.0 specification (Hi-Speed Mode) UHCI/OHCI (USB 1.1), EHCI (USB 2.0), xHCI (USB 3.0) Host Controller Compatible Integrated USB 2.0 PHY Integrated 5V to 3.3V Regulator Implements USB protocol composite device: Communication Device Class (CDC) Abstract Control