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Chapter 3: Software Installation - QNX 4.XX
Echo
User's Manual, ver. 0.00
QNX 4.XX
QNX 4.XX controls standard serial devices in a system with its
standard serial port driver
Dev.ser
. When installing Echo boards
under the QNX 4.XX operating system, refer to
Dev.ser
in the
QNX 4 Utilities Reference Manual for more information.
Configuration
To install an Echo adapter under QNX 4.XX add the following
entry to your
SYSINIT
file:
Dev.ser [options] [port[,irq]] &
Where:
[port]
is a hex I/O address of a serial port
[irq]
is a decimal interrupt used by the port
[options]
are:
-b number
Define initial baud rate (default: 9600).
-C number
Size of canonical input buffer (default: 256).
-d
Set DSR on initially. (default)
-D
Set DSR off initially.
-e
Set options to "edit" mode.
-E
Set options to "raw" mode (default).
-f
Enable hardware flow control. (default)
-F
Disable hardware flow control.
-h number
Define high-water mark for input flow control
(default: 3/4 point of input buffer).
-I number
Size of raw input buffer (default: 2048).
-l number
Define low-water mark for input flow control
(default: 1/4 point of input buffer).
-m
Disable modem carrier processing (HUP).
-M
Enable modem processing (HUP). (default)
-N name
Prefix to register (default: "ser").
-O number
Size of output buffer (default: 2048).
-p
Enable packet mode
-P
Disable packet mode (default)
-r
Set RTS on initially. (default)
-R
Set RTS off initially.
-s
Enable ohflow split - CTS only required.
(default)
-S
Disable ohflow split (CTS and DSR required).
-t number
16550 FIFO threshold (1, 4, 8 or 14). )
disables. (default 0)
-x
Enable software flow control (XON/XOFF)