Merge pull request #289 from project-march/fix/sdo-read-error-string

Fix error string when sdo read fails

Author: Olavhaasie

march_hardware/src/ethercat/sdo_interface.cpp

@@ -24,7 +24,7 @@ int SdoInterfaceImpl::read(uint16_t slave, uint16_t index, uint8_t sub, int& val
  const int working_counter = ec_SDOread(slave, index, sub, FALSE, &val_size, value, EC_TIMEOUTRXM);
  if (working_counter == 0)
  {
- ROS_FATAL("sdo_read: Error occurred when writing: slave %i, reg 0x%X, sub index %i", slave, index, sub);
+ ROS_FATAL("sdo_read: Error occurred when reading: slave %i, reg 0x%X, sub index %i", slave, index, sub);
  }
  return working_counter;
 }