Test Digital Inputs

CRESTRON CNTV

Cresnet Television Control Unit

Depressing "1" from the MRMT11 VersiPort Test Menu opens the MRMT11 VersiPort Digital Input Test Menu which appears on the screen as six lines of text.

MRMT11 VersiPort Digital Input Test Menu

1- VersiPort 1

2- VersiPort 2

3- VersiPort 3

4- VersiPort 4

0 - Return to previous menu

To initiate the VersiPort Digital Input Test for each pin in the DIGITAL IN/OUT port, depress the corresponding menu number. For example, to test pin 1, depress 1 on the keyboard.

The MRMT11 VersiPort Digital Input Test begins by the PC prompting the user to depress the space bar to initialize the test. As long as the VersiPort is detecting an active signal, an asterisk

(*)appears on the screen every quarter second. If the VersiPort is not detecting an active signal, a dash (-) appears on the screen at quarter second intervals. An active signal is defined by a contact closure to ground or TTL logic "0". Inactive signals are defined as open or TTL logic "1". To end the test, depress the space bar.

Read Analog Inputs

Depressing "2" from the MRMT11 VersiPort Test Menu opens the MRMT11 VersiPort Display Analog Input Menu which appears on the screen as six lines of text.

MRMT11 VersiPort Display Analog Input Menu

1- VersiPort 1

2- VersiPort 2

3- VersiPort 3

4- VersiPort 4

0 - Return to previous menu

To initiate a reading of the VersiPort Analog Input for each pin in the DIGITAL IN/OUT port, depress the corresponding menu number. For example, to test pin 1, depress 1 on the keyboard.

The MRMT11 VersiPort Display Analog Input begins by the PC prompting the user to depress the space bar to initialize the reading. The actual value read from the VersiPort is displayed on the screen every quarter second. Acceptable input levels range between 0 and 5 volts or contact closure (equivalent to logic "0"). Readings are provided in a two-digit hexadecimal format. The values range from 00 to FF which corresponds to 0 to 5 volts (e.g., 40 is equivalent to 1.25 volts, 80 is equivalent to 2.50 volts, etc.). To end the test, depress the space bar.

Set Analog Input Thresholds

Depressing "3" from the MRMT11 VersiPort Test Menu opens the MRMT11 VersiPort Set

Analog Threshold Menu which appears on the screen as six lines of text.

R E M O T E C O N T R O L S Y S T E M S	15	DOC. 8105B