Rockwell-automation 2706-DXX Dataliner Message Display DL5 Series Manual do Utilizador descarregar pdf (Página 59)

2706-UM001A-US-P

Using the Parallel Port 7-9

Example:

You want to change the number in the previous example from 123.456 to

123.789999:

You would send data to the parallel port in the following sequence:

Note: No leading zero blanking is performed in the numeric mode.

however, individual digits for D0 through D11 can be blanked by setting the

input for that digit to a non-BCD value (greater than 9).

789123 999

D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

1 1 0 1 0 1 1 1 1 0 0 0 1 0 0 1

Directs BCD digits to

overwrite the fourth 3

And sends the BCD number 789.

character position.

D15 D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 D0

1 1 0 0 1 0 0 1 1 0 0 1 1 0 0 1

Directs BCD digits to

third 3 character position.

And sends the BCD number 999.

1 2 ... 54 55 56 57 58 59 60 61 62 63 64 ... 118 119

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Rockwell-automation 2706-DXX Dataliner Message Display DL5 Series Manual do Utilizador Página 59