+1 on the adapter. But if you have a Tandy 200, pin 1 will need to be removed. Otherwise that works perfectly.
Kurt On Fri, Mar 29, 2019, at 1:49 PM, Mike Stein wrote: > > ----- Original Message ----- > From: Thomas Morehouse > To: m...@bitchin100.com > Sent: Friday, March 29, 2019 3:25 PM > Subject: Re: [M100] Tera Term help > > > Thanks gents. Being new to the 102 - USB game, I find that every step of > > the way needs another adapter gizmo. And the correct male/female connector > > for the gizmo is often an unexpected "gotcha". > > > For some reason I'd thought that the serial-usb cable would eliminate the > > need for the null modem. Live and learn. > -------------------- > +1 Everything that John and others said. > > The USB<>RS-232 adapters emulate a 'real' serial port, so if you'd need a > null-modem there you'll also need one with the adapter; computer to computer > will almost always need a null-modem. > > If you're using a terminal program like Teraterm you actually only need a > three-wire null-modem cable (Rx, Tx and ground). > > Also, contrary to popular lore you should be able to use 19,200bd for your > transfers etc. without any problems as long as you select XON/XOFF > handshaking and disable any buffering in your USB adapter, at least if you're > using Windows. > > As John says, there are lots of options to connect two computers USB<>RS-232; > here's a null-modem adapter that turns a 'normal' DE-9 to DB-25 cable or > adapter into a null modem, same as Kurt's pinout (not to be confused with a > gender changer): > > > > Have FUN! > > m > > *Attachments:* > * NullMdmDE9a.JPG
