Siemens SIMATIC S5 IP 281 Equipment Manual page 76

R 11192
Allocation of Control Registers 1 and 2
7 6 5 4 3 2 1
I I IL I 1 1
1 0 + 1 edge required
2 0 + 1 edge: synchronize once; 1 Ievei: muiti–synchronization
Allocation of Control Register 3
The parameterization bit with which you document the compiete parameterization of the moduie must be set during
3
startup aftertheparameter register (or both registers) was/weretransferred tothe iP261. Toaccompiishthis, writecontroi
register 3asthe iastwrite access. The parameterization bitistransferred bythe moduietostatus register3. Foraii addi-
0
O: Gate is closing.
1: Gate is openingl.
Gate enable, GEN
O: Gate function is switched off.
1: Gate function is enabledl
Gate stop per software, GST
O: No effect
1: Stops the counterl
Enable counting up synchronization, EUS
O: Not enabied
1: Enabied2
Load counter via software, LOS
O: No effect
1: Counter is ioadedl.
Not used
O: Switch off digitai output
1: Enabie digitai output
O: Switch off digitai output
1: Enabie digitai output
O: No
1: Yes
Read counter synchronously, SYR
O: Asynchronous reading
1: Synchronous reading
O : A s y n c h r o n o u s ~ontrol
1: Synchronous controi
Not used
Software Settings
3
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