> On Monday, January 30, 2023, 01:02:16 AM EST, Jim Brain via cctalk > <[email protected]> wrote: > > Over at the CoCo Mailing List, there's a archeological discussion about > the DLOAD BASIC command in older versions of the Color Computer BASIC. > It uses the serial port (and no doubt was designed for computer sharing > in classrooms or similar), but the questions are around how it was > designed and what inspiration is drew from. > > I infer MS wrote the code, and the protocol includes: > > P.ACK - Acknowledge - C8 hex. > P.ABRT - Abort - BC hex. > P.BLKR - Block request - 97 hex. > P.FILR - File request - 8A hex. > P.NAK - Negative Acknowledge - DE hex. > > Does that look like any protocol anyone has seen before? > > Jim
According to this article: http://www.trs-80.org/network-4/ Radio Shack's Network 4 was based on Corvus Omninet. So perhaps the earlier Color Computer commands were too? Will
