MarshallSoft

Personal Serial Communications Library for VBDOS

The Personal Communications Library for VBDOS (PCL4VB) 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. Supports Microsoft Visual Basic for DOS (VBDOS). Registration is $95 for email delivery. For manuals mailed, add $20 S&H ($25 overseas).

PCL4VB can be used in the development of real mode applications running under DOS. The shareware version of PCL4VB is fully functional.

Current version is 6.2.

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Personal Protocol Library for VBDOS

The Personal Protocol Library for VBDOS (PPL4VB) is a protocol library supporting ASCII, XMODEM, XMODEM-CRC, XMODEM-1K, YMODEM, YMODEM-G, and ZMODEM protocols. Supports Microsoft Visual Basic for DOS (VBDOS). Requires the Personal Communications Library for VBDOS (PCL4VB). Registration is $40. For manuals mailed, add $10 S&H ($15 overseas).

Current version is 2.0.

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