Quantum Data 801GC User Manual

Page 235

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DCRD

Display Code ReaD

Classification:

Direct processor control

Command Syntax:

None

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

Description:

The DCRD? query 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).

Other Required Cmds:

DCBM sets the mask used for reading the display code.

Example:

D C R D ? / / R e t u r n c u r r e n t s e n s e l i n e s
/ / r e a d i n g

DIRA

DIRectory save As

Classification:

Directory memory management

Command Syntax:

DIRA <name>

Limits:

<name> = a valid MS-DOS filename

(8 characters minus any extension)

Query Syntax:

None

Description:

The DIRA command saves the current contents of the directory

edit buffer using the given name.

Other Required Cmds:

None

Example:

D I R A M Y _ D I R / / S a v e w i t h t h e n a m e
/ / " M Y _ D I R "

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