SPI signal descriptions | Baldor MN1940 manual

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4.4.2 SPI signal descriptions

4.4.2.1+5 V out

This output is a voltage supply for the setup cable only. It is not designed to power any external devices

4.4.2.2CLK

The clock is driven by the master and regulates the flow of the data bits. The master may transmit data at a variety of baud rates. The clock cycles once for each bit that is transferred.

4.4.2.3MISO

Carries output data from the DSM back to the SPI master. Only one DSM can transmit data during any particular transfer.

4.4.2.4CS

This signal is used to turn multiple DSMs on or off.

4.4.2.5MOSI

Carries output data from the SPI Master to the DSM.

MN1940

Input / Output 4-9

Image 25

Baldor MN1940 installation manual SPI signal descriptions

Contents

DSM S-Series Integrated Stepper Motor / Driver Page Contents Troubleshooting General Information Precautions Safety Notice MN1940 Introduction DSM S-Series integrated motor and driver Model ‘F’ ‘P’ ‘M’ Option availability Receiving and inspection InstalledIdentifying the catalog number Units and abbreviations Phase Introduction You should read all the sections in Basic InstallationLocation requirements Dimensions Weight Dimensions DSMS17Mounting the DSM Screw thread limitation DSMS17 DSMS23x-1B Dimensions DSMS23DSMS23x-2B DSMS23x-3B Motor Dimensions Dimensions DSMS34Securing DSM cables Other requirements for installation Basic connections SPI interface ‘P’ connector Motor power input Power wire ratings Wire sizesCable length Minimum Logic inputs Enable brown flying leadLogic input descriptions Step clock orange flying lead Input timing Sinking input configurations Sinking / sourcing input configuration DIR0 SPI interface SPI connectorPin Name Description SPI signal descriptions X12 Connection summary minimum system wiringNextMove ESB Installing the USB driver Connecting the DSM to the PCInstalling the virtual COM port driver Determining the virtual COM port number Installing Baldor SPI Interface\BaldorSPIInterface.exe Starting the controller and DSM Motion settings view Configuration parametersName Range Units Default Baldor SPI Interface Hold Current Delay Time Hcdt Microstep Resolution Select MselRecall! and Upgrade! menu options Msel value Clock Type 2.2 I/O settings viewClock IOF Communication problems Problem diagnosisSymptom Check Further support Motor control problems Maximum supply voltage +48VDC +75VDC Input powerInput current maximum Detent torque DSMS17x-1ARotor inertia DSMS17x-2A DSMS17x-3A DSMS23x-2B DSMS23x-1B DSMS23x-3B DSMS34x-1B Motor speed & torque DSMS34 DSMS34x-2B DSMS34x-3B Digital inputs Specifications MN1940 Index Index MN1940 Comment Comments Comments MN1940 Page LT0227A02