Part Number: DRV8703D-Q1EVM
I have recently purchased a DRV8703-Q1EVM kit to validate the DR8703 mosfet driver for a motor driver design. However I am unable to get the device running.
The most recent software is installed, I select the right COM port, and it seems to be writing/reading some registers. However the lower left pane of the EVM software says:
Connected - Device - Not found:
When I try to control registers or the motor, the system gives more warnings, see attached a piece of the communication logs:
23-Aug-201916:07:14oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:13oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:12oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:11oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:09oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:07oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:05oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:03oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:07:01oneui: server: hwcomm: regread: [CONFIG @ 0x05] <= 1 (1566569220246) 23-Aug-201916:07:01oneui: server: hwcomm: regread: [VDS @ 0x04] <= 112 (1566569220246) 23-Aug-201916:07:01oneui: server: hwcomm: regread: [IDRIVE_&_WD @ 0x03] <= 7 (1566569220246) 23-Aug-201916:07:01oneui: server: hwcomm: regread: [MAIN @ 0x02] <= 24 (1566569220246) 23-Aug-201916:07:01oneui: server: hwcomm: regread: [VDS_&_GDF @ 0x01] <= 0 (1566569220246) 23-Aug-201916:07:01oneui: server: hwcomm: regread: [FAULT @ 0x00] <= 0 (1566569220246) 23-Aug-201916:07:01oneui: server: mdbuSerialEvm: pingTarget: Timeout occured before the command completes 23-Aug-201916:06:41oneui: server: hwcomm: Device connect 23-Aug-201916:06:28oneui: server: mdbuSerialEvm: pingTarget: Error: ti-serialport: Not opened
I tried it on two PC`s (Win7), disabled my dummy load, exchanged my heavy PSU to a linear PSU (which generates not so much noise), but it stays unfonctional.
What can I do to get this working?