Quantum Data 802R Guia do Utilizador descarregar pdf (Página 287)

Video Test Generator User Guide 277

Display Code ReaD

Class Direct processor control

Description Returns the display code detected on the monitor sense lines as filtered through the

display code bit mask. Converting the returned decimal number to a 4-bit binary number

shows the status of the individual sense lines from M3 (MSB) to M0 (LSB).

Query syntax DCRD?

Query response code

0 = 0 0 0 0 8 = 1 0 0 0

1 = 0 0 0 1 9 = 1 0 0 1

2 = 0 0 1 0 10 = 1 0 1 0

3 = 0 0 1 1 11 = 1 0 1 1

4 = 0 1 0 0 12 = 1 1 0 0

5 = 0 1 0 1 13 = 1 1 0 1

6 = 0 1 1 0 14 = 1 1 1 0

7 = 0 1 1 1 15 = 1 1 1 1

Other required

DCBM sets the mask used for reading the display code.

DCRD? // Return current sense lines reading

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