Rs232 Leds - Brainboxes PS-307 User Manual

PSI BOX Reference

RS232 Leds.

___________
There are two LEDs dedicated to the RS232 port. LED 3
and 4 are used to indicate the flow of data to the RS232 port.
LED 3, XMIT, flashes whenever the RS232 port of the
PSI BOX sends a byte, from its buffer, to the serial bus.
LED 4, RCVR, flashes whenever the RS232 port of the
PSI BOX receives a byte from the serial bus, the byte is stored
in the PSI BOX internal buffer.
○○ ○○○
_______________________________ _ Figure 5-2. The RS232 DIP Switches.
on
off 12345678
Page 38
_________________________ Figure 5-1. The RS232 Leds.
Talk
Listen
Xmit
Recvr
Centr O/P
Centr I/P
Power On
1-3 Baud Rate
4 Xon Xoff
5 Parity Enable
6 Parity Even
7 7-Data Bits
RS232 Port
Chapter 5