Please add the following .json files to the systeminfo folder, either by uploading a system.zip file in the New Project Wizard
or by uploading / editing them in your project:

<device_>register.json: specifies the register blocks, registers and bitfields for one device in your application.
system.json: specifies the information needed to access each device in your application.

Example of system.json

{
  "deviceDefault" : "DRV8304S",
  "deviceMap" : {
    "DRV8304S" : {
      "registerDefs" : "drv8304s_register.json",
      "controllerDefault" : "aevm",
      "controllerMap" : {
        "aevm" : {
          "configurationDefault" : "i2c",
          "configurationMap" : {
            "i2c" : {
              "send_interval": 101,
              "interfaceList" : [
                {
                  "name": "gpio",
                  "unit": 2,
                  "config": [
                    {
                      "name": "PK7",
                      "command": "enable",
                      "pin_mask": "0x80",
                      "enable": true
                    },
                    {
                      "name": "PK7",
                      "command": "config",
                      "pin_mask": "0x80",
                      "mode" : 1
                    },
                    {
                      "name": "PK7",
                      "command": "write",
                      "pin_mask": "0x80",
                      "value": "0xffff"
                    },
                    {
                      "name": "PK7",
                      "command": "_____registerInt",
                      "pin_mask": "0x80",
                      "options": [
                        {"type": "0x1", "value": 1},
                        {"type": "0x2", "value": 1}
                      ]

                    }
                  ]
                },
                {
                  "name": "i2c",
                  "unit" : 2,
                  "slave_addr" : "0x18",
                  "mdr" : "0x8",
                  "mimr" : "0x10",
                  "bitrate_enum" : 0,
                  "addrsBits" : 7,
                  "speed" : 400,
                  "pullup" : true
                }
              ]
            }
          }
        }
      }
    },
    "DRV8304H" : {
      "registerDefs" : "drv8304h_register.json",
      "controllerDefault" : "aevm",
      "controllerMap" : {
        "aevm" : {
          "configurationDefault" : "i2c",
          "configurationMap" : {
            "i2c" : {
              "send_interval": 101,
              "interfaceList" : [
                {
                  "name": "gpio",
                  "unit": 2,
                  "config": [
                    {
                      "name": "PK7",
                      "command": "enable",
                      "pin_mask": "0x80",
                      "enable": true
                    },
                    {
                      "name": "PK7",
                      "command": "config",
                      "pin_mask": "0x80",
                      "mode" : 1
                    },
                    {
                      "name": "PK7",
                      "command": "write",
                      "pin_mask": "0x80",
                      "value": "0xffff"
                    },
                    {
                      "name": "PK7",
                      "command": "_____registerInt",
                      "pin_mask": "0x80",
                      "options": [
                        {"type": "0x1", "value": 1},
                        {"type": "0x2", "value": 1}
                      ]

                    }
                  ]
                },
                {
                  "name": "i2c",
                  "unit" : 2,
                  "slave_addr" : "0x18",
                  "mdr" : "0x8",
                  "mimr" : "0x10",
                  "bitrate_enum" : 0,
                  "addrsBits" : 7,
                  "speed" : 400,
                  "pullup" : true
                }
              ]
            }
          }
        }
      }
    }

  }
}