Siemens SIMATIC 505 - Enabling the Functions Loaded; Loading the Enable Bits

Advanced Function Programming
3-14
SIMATIC 505–2556 Installation and Operation Guide
Internal Register Structures (continued)
5. The functions are enabled with the enable bits. WY65 and WY66 are
set to all 1’ s with a MOVW instruction (see Figure 3-1 1).
MOVW
A
V301
B WY65
N=2
C3X16 V301=65,535
V302=65,535
C2
Figure 3-11 Enabling the Functions Loaded
6. W ith the Data_Ready bit, data is transferred with Y32 (see
Figure 3-12).
MWIR
A
V303
B Y17
N=3
Y32
Data_Ready
C3 V303=1
Figure 3-12 Loading the Enable Bits