Specifications

iv
Column width is changed in Set-Up (Line 1); graphics characters are turned on and off in
Set-Up (Line 2).
NOTE: Vis a vis normal emulation, enhanced emulation has the important effect of adding
features otherwise unavailable in an emulation. But a feature may be available in normal
emulation (see Table 4-1). In this situation, the capability is unchanged by enhanced
emulation.
Table 4-1 . Normal versus Enhanced Emulation
Graphics?
Emulation
VP-A1
VP-A2
A210
H1500
TV910
TV920
TV924
TV925
TV950
WY-50
Normal
No
No
Line
No
No
No
Special
No
Line
Special
Enhanced
like WY-50
like WY-50
Line
Line, Block
Line, Block
Line, Block
Special
Line, Block
Line
Special
Program Function Keys?
Normal
No
No
No
No
No
No
Yes*
No
Yes
Yes
Enhanced
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
* Editing keys may also be programmed during normal emulation of the TeleVideo 924.
Function Keys
Note further: there are 32 function keys available (16 Fn, 16 SHIFT/Fn) in each emulation.
Codes for the Viewpoint emulations are given in Section 4.2. Codes for all other
emulations are described below:
Pressing a function key transmits a three-character sequence:
Lead-in Code ASCII Code Terminator Code
SOH m CR
where "m" is the value associated with the function key. The value of "m" for each key is
given in Table 4-2.
4-2