Extron electronic TPS150 manual Code entry Ascii code

Serial Communications, cont’d

c. Enter the desired code in the code window (figure 4-9).

Spaces are ok when you are entering ASCII codes.

Figure 4-9 — Code entry (ASCII code)

Codes that are intended to be hex codes must be in pairs (such as 03 or DE). Use a leading 0 if necessary. Letters must be uppercase. Spaces between bytes are acceptable in ASCII codes (figure 4-9), but are not allowed in hex codes (figure 4-10).

01234hex

Figure 4-10 — Code entry (hex code)

Clicking one of the Unprintable Codes (figure 4-11) buttons inserts that function into the line feed or carriage return string of data characters. Unprintable codes are displayed in the code window as (figure 4-12).

Code Definition	Code Definition	Code Definition
Left bracket	Vertical tab	End of transmission block
Right bracket	Form feed	Cancel
Start of heading	Carriage return	End of medium
Start of text	Shift out	Substitute
End of text	Shift in	Escape
End of transmission	Data link escape	File separator
Enquiry	Device control 1	Group separator
Acknowledge	Device control 2	Record separator
Bell	Device control 3	Unit separator
Backspace	Device control 4	Delete
Horizontal tab	Negative acknowledge
Line feed	Synchronous idle

Figure 4-11 — Unprintable codes

indicates carriage return/line feed entered

by pushing the and buttons.

Figure 4-12 — Code entry with unprintable codes

d. Click Program to save the command.

4-8 TPS150 Switching and Transmission System • Serial Communications