Serial communication – Yaskawa LEGEND-MC User Manual

Page 24

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14

LEGEND-MC User’s Manual

Serial Communication

Item

Specifications

Baud Rate

9600 or 19200 settable by jumper JP1, default is 19200

Data Bits

8

Parity

None

Stop Bits

1

6

8

2

3

4

5

C1+
C1-
C2+

Legend-MC Serial

Port Connector CN6

1

Internal Circuitry

CTS Output

7

9

CTS Output

CTS Output

Transmit Output

Receive Input

RTS Input

RTS Input

N/C

Signal Ground

MAX232A

U7

V+

V-

T1OUT

T2OUT

A1IN

A2IN

C2-

T1IN

T2IN

A1OUT

A2OUT

.1 UF

.1 UF

.1 UF

.1 UF

VCC

Field Wiring

NOTE: Hardware handshaking must be used with the LEGEND-MC. If it is impossible to implement
hardware handshaking, use a jumper between pins 1 and 4 in the connector.

NOTE: Do not connect pin 5 to a 24V ground.

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