31.5.1.2 Combining Standard I/O and Special I/O

LT3000 Series

Depending on whether or not the high-speed counter (2-phase counter) is used, the combination differs as follows.

2-phase counter not used (CH1 to CH4)

There are ten setting patterns.

Setting Patterns

Input Terminal (n)

Input Terminal (n+1)

Output Terminal

Standard

Standard Input

Standard Input

Standard Output

PWM

PWM Output

PLS

PLS Output

High Speed Counter Unit

Standard
Synchronize: Not selected

Counter Input

Standard Input

Standard Output

High Speed Counter

Standard
Synchronize: Selected

Synchronize output

High Speed Counter

Preload
Synchronize: Not selected

Preload Input

Standard Output

High Speed Counter

Preload
Synchronize: Selected

Synchronize Output

High Speed Counter

Prestrobe
Synchronize: Not selected

Prestrobe Input

Standard Output

High Speed Counter

Prestrobe
Synchronize: Selected

Synchronize Output

Pulse Catch

Pulse Catch Input

Standard Input

Standard Output

One 2-phase counter (CH1)

There are six setting patterns.

Setting Patterns

Input Terminal (n)

Input Terminal (n+1)

Output Terminal

Counter A (Phase A)

Standard Input
Synchronize: Not selected

Counter A (Phase A)

Standard Input

Standard Output

Counter A (Phase A)

Standard Input
Synchronize: Selected

Synchronize Output

Counter A (Phase A)

Preload
Synchronize: Not selected

Preload Input

Standard Output

Counter A (Phase A)

Preload
Synchronize: Selected

Synchronize Output

Counter A (Phase A)

Prestrobe
Synchronize: Not selected

Prestrobe Input

Standard Output

Counter A (Phase A)

Prestrobe
Synchronize: Selected

Synchronize Output

One 2-phase counter (CH2)

There are six setting patterns.

Setting Patterns

Input Terminal (n)

Input Terminal (n+1)

Output Terminal

Counter B (Phase B)

Marker
Standard Output

Counter B (Phase B)

Marker Input

Standard Output

Counter B (Phase B)

Marker
PWM Output

PWM Output

Counter B (Phase B)

Marker
PLS Output

PLS Output

Counter B (Phase B)

Standard Input
Standard Output

Standard Input

Standard Output

Counter B (Phase B)

Standard Input
PWM Output

PWM Output

Counter B (Phase B)

Standard Input
PLS Output

PLS Output

Two 2-phase counters (CH1 and CH3)

There are six setting patterns.

Setting Patterns

Input Terminal (n)

Input Terminal (n+1)

Output Terminal

Counter A (Phase A)

Standard Input
Synchronize: Not selected

Counter A (Phase A)

Standard Input

Standard Output

Counter A (Phase A)

Standard Input
Synchronize: Selected

Synchronize Output

Counter A (Phase A)

Preload
Synchronize: Not selected

Preload Input

Standard Output

Counter A (Phase A)

Preload
Synchronize: Selected

Synchronize Output

Counter A (Phase A)

Prestrobe
Synchronize: Not selected

Prestrobe Input

Standard Output

Counter A (Phase A)

Prestrobe
Synchronize: Selected

Synchronize Output

Two 2-phase counters (CH2 and CH4)

There are six setting patterns.

Setting Patterns

Input Terminal (n)

Input Terminal (n+1)

Output Terminal

Counter B (Phase B)

Marker
Standard Output

Counter B (Phase B)

Marker Input

Standard Output

Counter B (Phase B)

Marker
PWM Output

PWM Output

Counter B (Phase B)

Marker
PLS Output

PLS Output

Counter B (Phase B)

Standard Input
Standard Output

Standard Input

Standard Output

Counter B (Phase B)

Standard Input
PWM Output

PWM Output

Counter B (Phase B)

Standard Input
PLS Output

PLS Output

LT4000 Series

Input and output terminals are determined based on which channels you are using, and which functions you are setting on the channel.

Standard Input/Output and Special I/O

Feature

Channel

Input pin

Output Terminal

Standard (DIO model)

CH1 - CH4

X0 - X19

Y3 - Y11

Standard (analog model)

CH1 - CH4

X0 - X11

Y3 - Y7

PWM Output

CH1, CH3

X4, X5

Y0

CH2, CH4

X6, X7

Y1

Pulse output

CH1, CH3

X4

Y0

CH2, CH4

X4

Y1

Pulse Output (2 Phase)

CH3 & 4

X4

Y0, Y1

High Speed Counter

CH1, CH3

X0, X2

Y0

CH2, CH4

X1, X3

Y1

High Speed Counter (2-Phase)

CH1 & 2

X0, X1, X2, X3

Y0, Y1

Pulse Catch

CH1, CH3

X0

-

CH2, CH4

X1, X3

-

Voltage/Current Input/Output and Temperature Input

Feature

Channel

Input pin

Output Terminal

Voltage/Current Input

-

IV0, IV1

-

Voltage/Current Output

-

-

U/I0, U/I1

Temperature Input

Channel 1

EX0+, EX0-, MS0+, MS0-

-

Channel 2

EX1+, EX1-, MS1+, MS1-

-