2-5
Section
CPM2A/CPM2C Pulse Output Functions
123
Stop Pulse Outputs,
Decelerate and Stop Pulse Outputs
These functions stop the pulse outputs.
Stop Pulse Outputs
Control designation (003: Stop pulse outputs)
Fixed at 000: Pulse output 0
Fixed at 000
(@)INI(61)
000
003
000
Decelerate Stop Pulse Outputs
Fixed at 000: Port specifier
Mode designation
Beginning word of settings table
(@)ACC(––)
000
000
T
T
T+1
T+2
Acceleration/deceleration rate (#0001 to #1000 BCD: 10 Hz to 10 kHz)
Target frequency (#0000 to #1000 BCD: 0 Hz to 10 kHz)
Starting frequency (#0000 to #1000 BCD: 0 to 10 kHz)
Register the data for each frequency.
The acceleration/deceleration rate is the increase or decrease in the fre-
quency every 10 ms.
Note
The pulse outputs can also be stopped by switching the PC to PROGRAM
mode.
Read Pulse Output PV
This function reads the pulse output PV.
Using an Instruction
Fixed at 000: Pulse output 0
Control designation (003: Read pulse output PV)
Beginning word for storing pulse output PV
Pulse output PV (rightmost, leftmost digits)
The PV data that is read is stored here.
96,777,215 to 16,777,215
Negative numbers are expressed by turning
ON the leftmost bit.
Rightmost 4 digits
Leftmost 4 digits
(@)PRV(62)
000
003
D
D
D+1
Using Data Areas
As shown in the following illustration, the pulse output PV for pulse output 0 is
stored in words 228 and 229.
Pulse Output 0
Word 228
Word 229
PV (Rightmost)
PV (Leftmost)
SR 228 and SR 229 are refreshed once each cycle, so the values in these words
may not reflect the actual status during each cycle. SR 228 and SR 229 are re-
freshed immediately when their status is read with PRV(62).
SR 228 to SR 231 are refreshed with every scan, so there may be a discrepancy
from the exact PV at any given time.
Содержание SRM1 - PROGRAMING 02-2001
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