Hsc3 Modes Of Operation (Cpu 221, Cpu 222, Cpu 224, And Cpu 226); 222; Hsc4 Modes Of Operation (Cpu 221, Cpu 222, Cpu 224, And Cpu 226); Hsc5 Modes Of Operation (Cpu 221, Cpu 222, Cpu 224, And Cpu 226) - Siemens SIMATIC S7-200 System Manual

Table 9-8

HSC3 Modes of Operation (CPU 221, CPU 222, CPU 224, and CPU 226)

Mode
0 Single phase up/down counter with internal direction control
SM137.3 = 0, count down
SM137.3 = 1, count up
Table 9-9

HSC4 Modes of Operation (CPU 221, CPU 222, CPU 224, and CPU 226)

Mode
0 Single phase up/down counter with internal direction control
SM147 3 = 0 count down SM147.3 = 0, count down
1
SM147.3 = 1, count up
3 Single phase up/down counter with external direction control
I0 4 = 0 count down I0.4 = 0, count down
4
I0.4 = 1, count up
6 Two-phase counter with count up and count down clock
i inputs t
7
9 A/B phase quadrature counter,
phase A leads B by 90 degrees for clockwise rotation, hase A leads B by 90 degrees for clockwise rotation,
phase B leads A by 90 degrees for counterclockwise
10
rotation
Table 9-10 HSC5 Modes of Operation (CPU 221, CPU 222, CPU 224, and CPU 226)
Mode
0 Single phase up/down counter with internal direction control
SM157.3 = 0, count down
SM157.3 = 1, count up
S7-200 Programmable Controller System Manual
A5E00066097-02
HSC3
Description
HSC4
Description
HSC5
Description
SIMATIC Instructions
I0.1
Clock
I0.3 I0.4 I0.5
Clock Clock
Reset
Dir.
Clock Clock
Reset
Clock Clock
(Up) (U ) (D ) (Dn)
Reset
Clock Clock
Phase Phase
A A B B
Reset
I0.4
Clock
9-35