Toshiba PROSEC T1-16S PLC User's Manual - CTi Automation

6F3B0253
8. Special I/O Functions
The table below summarizes the mode setting data of each function. In the table,
‘−’ means do not care.
Variable input filter constant
SW16
F E D C B A 9 8 7 6 5 4 3 2 1 0
Use 1 0 − − − − 0 0 − − 0 0 − − − −
High speed counter
SW16
F E D C B A 9 8 7 6 5 4 3 2 1 0
Single phase Channel 1 only − 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1
up-counter Channel 2 only − 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1
Both channels − 0 1 1 0 0 0 0 0 0 0 0 0 0 1 1
Single phase Channel 1 only − 0 0 1 0 1 0 0 0 0 0 0 0 0 1 1
speed-counter Channel 2 only − 0 1 0 0 1 0 0 0 0 0 0 0 0 1 1
Both channels − 0 1 1 0 1 0 0 0 0 0 0 0 0 1 1
Quadrature bi-pulse counter − 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1
Interrupt input function
SW16
F E D C B A 9 8 7 6 5 4 3 2 1 0
Interrupt 1 only Rising (OFF to ON) − 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1
Falling (ON to OFF) − 0 0 1 0 0 0 0 0 0 0 0 1 0 0 1
Interrupt 2 only Rising (OFF to ON) − 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1
Falling (ON to OFF) − 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1
Both interrupts No.1 = Rising, No.2 = Rising − 0 1 1 0 0 0 0 0 1 0 0 0 1 0 1
1 and 2 No.1 = Rising, No.2 = Falling − 0 1 1 0 0 0 0 1 0 0 0 0 1 0 1
No.1 = Falling, No.2 = Rising − 0 1 1 0 0 0 0 0 1 0 0 1 0 0 1
No.1 = Falling, No.2 =
Falling
− 0 1 1 0 0 0 0 1 0 0 0 1 0 0 1
Pulse output function
SW26
F E D C B A 9 8 7 6 5 4 3 2 1 0
CW/CCW method − − − 0 0 0 0 0 0 0 0 0 0 0 1 1
Pulse/Direction (PLS/DIR) method − − − 0 0 0 0 0 0 0 0 0 0 1 1 1
PWM output function
SW26
F E D C B A 9 8 7 6 5 4 3 2 1 0
Use − − − 0 0 0 0 0 0 0 0 0 0 0 0 1
For example, the following programs can be used to select the quadrature bi-pulse
counter.
(H0803)
or
Basic Hardware and Function 259
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