User`s manual

Rastergraf
Installing Your Peritek Graphics Board 2-23
2.9.2.4 Setting the Sync Mode
The initial system default sync signal output type of Eclipse3 is separate,
positive polarity. Eclipse3 is capable of generating additional sync output
signals as shown in the following table:
Table 2-3 FCode Sync Output Modes
Mode
Sync
Mode
Horizontal
Polarity
Vertical
Polarity
Blanking
Pedestal
Install
JP101
0*
Separate positive positive
n/a no
1
Separate positive
negative n/a no
2
Separate
negative
positive
n/a no
3
Separate
negative negative n/a no
4
Composite
negative negative n/a no
5
Reserved Reserved Reserved Reserved Reserved
6
Sync on Green
negative negative yes yes
7
Sync on Green
negative negative no yes
I* - initial system default
If you do not wish to change the display mode, please skip to the next
section.
To change the startup sync output mode, identify the desired sync output
mode and enter the corresponding index value (e.g, 6 is the index value for
Sync On Green with Blanking Pedestal) in place of the word mode, as
shown below.
[at the ok prompt]
type nvedit
receive 0: <index> constant eclipse3-console-mode
[if, instead, you receive 0: but no text, it means that the console mode is not set]
type <return>
receive 1: [if, instead, you receive 1: and some text, type <ctrl-k> to clear the line]
type mode constant eclipse3-console-sync <return>
receive 2: [if, instead, you receive 2: and some text, just ignore it]
type ^C
receive ok
type nvstore
receive ok