User guide

23
Chapter 1 - Introduction & Description
1.8 Specifications
1.8.1 Channels
Number of Channels Up to four (#MMH904), or up to eight
(#MMH908)
Maximum Speed 38,400 bps All Channels
Channel Speeds All standard speeds from 150 bps to 38.4K
bps
Data Format Asynchronous: 5, 6, 7, or 8 data bits, with
1,1.5, or 2 stop bits
Parity Odd, even, or none, fully transparent
Local Echo On or off selectable for each channel
Flow Control Xon/Xoff, CTS on/off, or HP ENQ/ACK
selectable for each channel
Pacing On or off selectable for each channel, DTR
on/off, or Xon/Xoff
Interface RS232C/CCITT V.24; 25-pin female D
connectors
1.8.2 System Control
Local Access Through MultiMux’s RS232C “Command
Port” Remote Access Through MultiMux’s
internal dial-up CCITT V.22bis/V.22, Bell
212A/103 (2400/1200/300 bps) command
modem
Device Any asynchronous keyboard terminal, PC in
terminal mode (local access), or any
standard dial-up 2400/1200/300bps V.22bis/
V.22, 212A/103 modem (remote access)
Command Functions Menu-driven/help screen approach.
Commands to select channel speeds, flow
control methods, listing of parameters, help
screens, storing of configurations, downline
loading, status reporting, echo controls,
resets, pacing parity, stop bits, reponse time
priorities, test modes, modem
configurations, and other parameters.