SGS-THOMSON GS-DC200 Technical data

GS-DC200

GS-DC200 Family

STEPPER MOTOR CONTROL AND DRIVE SYSTEM FAMILY

DESCRIPTION

The GS-DC200 series is a family of single Eurocard boards that contain all the logic necessary to operate a stepper motor, including the instructions decoding, the step timing generation, the storage of the program to be executed. The motor interface can deliver phase current up to 2.5A.

The boards can be used as a stand alone complete motion control system or they can be driven by a central host computer.

The GS-DC200 family isbuilt around the GS-C200,

GS-C200S, GS-D200, GS-D200S modules, (see the relevant data sheet) and it retains all the features of these modules.

SELECTION CHART

Ordering Number

GS-DC200

GS-DC200S

GS-DC200SS

Controller

Instruction

Phase

Sequencer Driver

Set Commands

Current (A)

GS-C200+GS-D200

25

2.0

GS-C200+GS-D200S

25

2.5

GS-C200S+GS-D200S

29

2.5

ABSOLUTE MAXIMUM RATINGS

Symbol

Parameter

Value

Unit

Vs

DC Supply Voltage

42

V

Tstg

Storage Temperature Range

±40 to +105

°

 

C

Thop

Max Operating Heatsink Temperature (GS-D200/200S)

+85

°C

June 1994

1/7

GS-DC200 Family

ELECTRICAL CHARACTERISTICS (Tamb = 25°C and VS=24V unless otherwise specified)

Symbol

Parameter

Test Conditions

Min

Typ

Max

Unit

Vs

DC Supply Voltage

 

12

 

40

V

Is

Quiescent Supply Current

 

 

150

 

mA

Vi

Logic Input Voltage

Low

 

 

0.8

V

High

2

 

5

V

 

 

 

Vo

Logic Output Voltage

Low

 

 

0.8

V

High

2

 

5

V

 

 

 

Iph

Programmable Phase Current

GS-DC200

 

 

2

A

GS-DC200S/SS

 

 

2.5

A

 

 

 

 

fc

Chopper Frequency

 

 

17

 

kHz

tcpw

Clock Pulse Width

 

 

 

5

μs

trpw

Reset Pulse Width (Internal)

 

 

 

500

μs

MOTION CHARACTERISTICS

Speed Range

10 to 10000 steps

Speed Resolution

10 steps

Ramp Length

1 to 999 steps

Ramp Resolution

1 step

Positioning Range (GS-DC200/S)

0 to 9999999

Positioning Range (GS-DC200SS)

±8388608 to

 

+8388607

Single Movement Range

1 to 999999 steps

Positioning Resolution

1 step

Positioning Repeatibility

± 0 step

Program Storage Capability

119 Bytes

COMMUNICATION PORT CHARACTERISTICS

SIGNAL LINES

3(TXD, RXD, GND)

BAUD RATE RANGE

110 to 9600

FORMAT

1

Start Bit

 

7

Data Bit

 

2

Stop Bit

 

Odd Parity

2/7

SGS-THOMSON GS-DC200 Technical data

GS-DC200 Family

Figure 1. GS-DC200, GS-DC200S and GS-DC200SS Block Diagram

Fig. 2 - GS-DC Stepper Motor Driver/Controller Board

Dimensions in mm

3/7

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