ScriptCommunicator is a scriptable cross-platform data terminal that supports serial port (RS232, USB to serial), UDP, TCP client/server, SPI, I2C, and CAN. On Windows TeraTerm is a good choice, on Mac you can use the built-in.Scriptable data terminal which supports several interfaces. Start Control Panel Device Manager - OR - Right-Click My Computer, and select: Properties Device ManagerTo access the prompt over USB-serial you need to use a terminal emulator program. 1 Plug in your USB to Serial adapter, and determine its COM port number by opening the Windows Device Manger (a driver must have previously been installed for the adapter). If you use an Apple Mac computer, refer to: Macs and serial TTYs.
![]() Serial Port Terminal Program Mac You CanWe now need to install some terminal emulation software before we can connect to anything. Terminal Emulator Osx Serial Port Software:Having installed the right driver, our USB-Serial adapter will show up in /dev/cu.* (shown above). /dev/cu.* devices do not assert DCD, so they will always connect (respond or succeed) immediately. Find the right TTY device. Screen lacks some features, but it does include VT100/ANSI terminal emulation, and can be extremely useful. Mac Os X Usb Serial Port Terminal ScreenIt's not actually necessary to download an install extra software, as you can use the Mac OS X built in Terminal and screen. For a GUI solution, see OS X Serial Port AppsNote: If you can't find a driver for your adapter (eg, Belkin), try Serial which has built-in support for many USB-Serial devices. Passport storage for macDownload and run the minicom 2.2 package installer. MinicomAlternatively, if you'd like a few more features, and a retro feel, you can install minicom 2.2.Minicom supports VT100 emulation, which means it sorta kinda works with Meridian Mail (Function keys: fn + f-key). (use 'enter' or 'space' to scroll, and 'q' to quit). To quit the screen app, type CTRL-A, then CTRL-.Type man screen in Terminal for further information on screen. You can use any standard rate, Then type: screen /dev/cu.usbserial 9600 (in this example).The 9600 at the end is the baud rate. ![]() Signal ground is Pin 5 in a DB-9, or Pin 7 in a DB-25. If you don't get any characters, try adding a Null-Modem cable or adapter, which swaps RXD and TXD (pins 2 and 3). Generally, hitting should cause a response, or Os X Serial Port Terminal Connectors should 're-draw' the screen. Rectify this with: sudo chflags hidden /opt Connecting With handshaking set to software ( xon/xoff) or none, which covers most devices, serial data communication needs just 3 wires: RXD (2), TXD (3), and GND (5).
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