AH500 Module Manual
7-16
(2) Using the instruction FROM
Please refer to AH500 Programming Manual for more information. Users can read parameters
in AH04HC-5A by means of the instruction FROM. The parameters read are stored in the data
registers specified. If the users add the data registers to the monitoring table in ISPSoft, they
can monitor the parameters when the program is executed.
7.7 Parameter Table
CH0 CH1 CH2 CH3 Attribute Register name
Default
value
Remark
#0 #28 #56 #84 R/W
Operation of a
counter (*1)
16#0000 Bit 0~bit 6
#1 #29 #57 #85 R/W Input pulse type 0 0~3
#2 #2 #2 #2 R/W
Frequency of an
input pulse
0
0 (The setting of the
frequency of an input pulse
is disabled.), or 4~19
#3 #31 #59 #87 R/W
Cycle of reading
the number of
pulses
10 1~1000 (Unit: ms)
#4 #32 #60 #88 R/W
Counting
parameters
0 Bit 0~bit 10
#5 #33 #61 #89 R/W
Selecting a
prescale function
0 0~4
#6 #34 #62 #90 R/W
Setting a prescale
value
0 0~32767
#7 #35 #63 #91 R/W Number of cycles 0 2~60
#8 #36 #64 #92 R/W
Upper-upper limit
value (Low word)
0
-200000~200000
#9 #37 #65 #93 R/W
Upper-upper limit
value (High word)
0
#10 #38 #66 #94 R/W
Upper-lower limit
0 -200000~200000