OPTO 22 AC32@6C68.ADF - AC32 Dual RS-422/485 Adapter
Dual RS-422/485 Adapter
OPTO22 AC32 Option ver 2.02 ADFs for AC32, AC33, AC34,
LCTRM137.EXE [LCTERM] dumb terminal program (plus other programs)
OS120.EXE [OPTOSCAN] finds all OPTOMUX stations
195.2 AC34 Single Channel, Isolated RS-485 Serial Port User's Manual
LCTERM Version 1.35 - Simple terminal program that communicates with LC4 and LC2.
os.exe OptoScan R.131 DOS
oswin.zip OptoScan Windows 16-bit
oswin32.zip OptoScan Windows 32-bit
The AC32 and AC34 -DO- support the PB16HQ Quad I/O modules.
AC32 Dual RS-422/485 Adapter For Micro Channel Computers
The AC32 is a dual RS-422/485 adapter card (transient protected) and features two independent asynchronous channels (each able to drive up to 100 devices on a multidrop network). Channel A can be selected for COM1 through COM8 and channel B can be selected for COM2 through COM8. The AC32 offers full hardware and software compatibility with IBM PS/2 Models 50, 60, 70, 80, and compatible computers. The AC32 operates as a full duplex device with transmission speeds up to 38,400 baud for distances up to 5,000 feet using two twisted pairs per channel and a ground.
J1 (A) - DB9
J2 (B) - DB9
AC32 Bank A and B Jumper Settings
AC32 Bank A
and B Jumper Settings
AC32 Serial Port Pinout
This is the wiring between the D shell connector and the first OPTOMUX on the link.
Please note that the pin numbers are labeled on the connector.
Communicating With OPTOMUX
For the checkout, remove all of the
group B jumpers from one OPTOMUX Brain Board and
disconnect all other OPTOMUX Brain Boards on the
network. This will select a baud rate of 300, the
four-pass protocol, and an OPTOMUX address of 255.
10 OPEN "COM2:300,N,8,1,RS,CS,CD,DS" AS #1
20 PRINT #1,°>FFACD"
30 INPUT #1,B$
40 PRINT B$