Mitsubishi Electric FX5 - High-Speed Counter (Normal Mode)

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24 HIGH-SPEED INPUT/OUTPUT FUNCTION
24.1 High-speed Counter Function
High-speed counter (normal mode)
Normal mode for high-speed counters is explained below.
Use normal mode if you want to use as an ordinary high-speed counter.
Parameter setting
Set operation mode to normal mode by high-speed counter parameter setting.
Sets detailed settings for channel used.
■CPU module
Navigation window  [Parameter]  [FX5UCPU]  [Module Parameter]  [High Speed I/O]  “Input Function"  “High
Speed Counter"  "Detail Setting"  “Basic Settings"
Window
Displayed items
Item Description Setting range Default
Use/Not Use Set whether use counter or not. • Disable
• Enable
Disable
Operation Mode Set operation mode. • Normal Mode
• Pulse Density Assumption Mode
• Rotation Speed Measurement
Mode

Pulse Input Mode Set pulse input mode. • 1-Phase 1 Input (S/W Up/Down
Switch)
• 1-Phase 1 Input (H/W Up/Down
Switch)
• 1 Phase 2 Input
• 2 Phase 1 Multiple
• 2 Phase 2 Multiple
• 2 Phase 4 Multiple
• Internal Clock (1MHz)

Preset Input Enable/
Disable
Set whether to "enable" or "disable" the preset input of counter. • Disable
• Enable

Input logic Sets preset input logic when preset input is enabled. • Positive Logic
• Negative Logic

Input Comparison Enable/
Disable
Sets whether to "enable" or "disable" input comparison when
preset input is enabled.
• Disable
• Enable
