2-2
Section
CPM2A/CPM2C High-speed Counters
56
Set the PC Setup areas related to the high-speed counter as follows:
High-speed counter usage
DM 6642, bits 08 to 15
Input mode
DM 6642, bits 00 to 03
Reset method
DM 6642, bits 04 to 07
(Use/not use 00002 as ordinary input)
Word
Bits
Function
Setting
DM 6642
00 to 03
High-speed counter input mode setting
0: Differential phase input 5 kHz
1: Pulse + direction input
20 kHz
2: Up/down input
20 kHz
4: Increment
20 kHz
0, 1, 2, or 4
04 to 07
High-speed counter reset method setting
0: Phase-Z software reset
1: Software reset
0 or 1
08 to 15
High-speed counter usage setting
00: Do not use.
01: Use as high-speed counter
02: Use as pulse synchronization control
(10 Hz to 500 Hz)
03: Use as pulse synchronization control
(20 Hz to 1 kHz)
04: Use as pulse synchronization control
(300 Hz to 20 kHz)
01
The new settings for the System Setup go into effect when operation begins
(when PROGRAM mode is changed to MONITOR or RUN mode), or when the
CPM2A/CPM2C’s power is turned ON.
PC Setup