Mark-10 TSTM-DC, User Manual

Series TSTM-DC Test Stands    

   User’s Guide

20

6.2 PC control mode  

Motion control and data collection functions may be sent by an external device via user-developed 
applications. A list of supported ASCII commands is provided below. All commands must be lowercase. 
 

Command 

Description

Example 

a 

Request speed 

b 

Set travel unit to revolutions

c 

Enter cycle mode 

d 

Move crosshead CCW 

e 

Set speed 
RPM format: 

eXXX.XX

Three leading zeroes and two decimal places required.

e002.85 = 2.85 RPM 

Deg/Sec format: 

eXXX.XX

Three leading zeroes and two decimal place required.

e154.20 = 154.2 Deg/Sec 

f 

Set cycles. Format: 

fXXXX

(leading zeroes required)

f0500 = 500 cycles 

g 

Set CCW travel limit 
Revolutions format: 

g-XXXX.XX 

Negative sign (if applicable), four leading zeroes, and two 
decimal places required. 

g-0010.55 = -10.55 Turns 
g0001.25 = 1.25 Turns 

Degrees format: 

g-XXXXXX.X 

Negative sign (if applicable), six leading zeroes, and one 
decimal place required. 

g-000007.5 = -7.5 Deg 
g000010.7 = 10.7 Deg 

h 

Set CW travel limit 
Revolutions format: 

h-XXXX.XX  

Negative sign (if applicable), four leading zeroes, and two 
decimal places required. 

h-0010.55 = -10.55 Turns 
h0001.25 = 1.25 Turns 

Degrees format: 

h-XXXXXX.X

Negative sign (if applicable), six leading zeroes, and one 
decimal place required. 

h-000007.5 = -7.5 Deg 
h000010.7 = 10.7 Deg 

i 

Set travel unit to degrees

j 

Set test stand speed to maximum speed

k 

Set test stand speed to minimum speed

l 

Enter travel limit mode

1

m 

Enter manual mode 

n 

Transmit travel and force readings

o 

Set test stand speed to programmed speed

p 

Request stand status

2

q 

Request number of cycles completed

r 

Request number of cycles set

s 

Stop test stand motion 

t 

Reset cycle counter to zero

u 

Move test stand CW 

v 

Request CW travel limit 

w 

Request CCW travel limit

x 

Request rotational travel value

z 

Reset rotational travel position to zero

Notes: 

1.  If travel limit mode is disabled, torque and rotational distance limits are ignored.  

2.  The transmission of ASCII “p” will return the stand status. The following are the return codes and 

their definitions (upper case):