The Personal Communications Library for PowerBASIC supports real mode DOS, COM1 through COM20 to 115200, 4+ ports concurrently, many dumb multiport boards, 16550, 16650, 16750 UARTs, interrupt driven, RTS/CTS flow control, any UART address and IRQ, and all memory models. For RS232, RS422, RS485. Requires PowerBASIC for DOS (ver 3.0c and above). Registration is $85 for email delivery. For manuals mailed, add $10 S&H ($15 overseas).
PCL4PB can be used in the development of real mode applications running under DOS. The shareware version of PCL4PB is fully functional.
Current version is 6.2.
Current version is 1.0.