How to control electric turntable with PC

Method to control optional electric turntable with PC

Application

• We sell electric turntable which can be operated with PC as an option and it can be installed in our shield box.
  Specifications : Table diameter 200mmΦ, Withstand load 10kg, Power supply by AC adapter, I/F by RS-232C
  How to control this electric turntable from PC’s terminal software with serial communication will be explained.
• 

Solution

1. Setting PC terminal software (setting example in Tera Term)
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2. Setting PC terminal software (setting example in Tera Term)

Command	Operand1	Operand2	Instruction contents
@ORG	（Nothing）	（Nothing）	Return to origin
@MOVD	Coordinate value (°)	Speed (%)	Coordinate specification & movement execution
@WRITE PRM	（It is the input mode of the parameter such as the movement amount and ends with ^ Z.）		Write parameters
@X+	（Nothing）	（Nothing）	+Specified amount movement
@X-	（Nothing）	（Nothing）	-Specified amount movement

• By using only these commands, you can easily control the turntable with the PC.
  For example, you can set the movement amount to 10 ° with “@ WRITE PRM” and rotate by each 10 ° by repeating “@x+”.
• When the turntable has finished moving, it is possible to output a 24 V positioning completion signal.
  By using this positioning completion signal as a trigger, the instrument can start to measure, so that the measurement synchronize with the turntable.

System constitution

Electric Turn table (Factory option)