
//INTEGRAS/ELS/PAGINATION/ELSEVIER UK/PLC/3B2/FINALS-7-6-04/0750656794-CH02 8.3D – 295 – [293–297/5]
19.6.2004 9:20PM
28.5 Ladder diagram ^ INDEX1
28.6 Principle of ope ration
1. Line 0
(a) The operation of the start button X0, enables the instruction -[BINP K2X10
D20Z0]- to be executed.
The thumbw heel input data, which is in the range 0–99, will now be transferred to
the look-up table D20 to D23 each time input X0 is pulsed ON/OFF.
(b) The register that is selected to store the data will depend upon the value in the index
register Z0, i.e. 0–3.
For example, if Z0 ¼ 0, then the contents of the thumbwheel switches will be
transferred to D20 in the look-u ...