| Property | Description |
| Hardware Breakpoints useHardwareBreakpoints – Boolean | Always use hardware breakpoints i.e. don't set software breakpoints. |
| Serial Number connectedSerialNumber – String | The serial number of the JTAG ICE MK II. |
| Property | Description |
| Hardware Version hardwareVersion – String | The hardware version of the target interface. |
| Software Version softwareVersion – String | The software version of the target interface. |
| Property | Description |
| Connection Connection – String | The USB serial number of the AVR JTAGICE mkII to connect to. |
| Device Type device_id – String | The detected type of the currently connected target device. |
| Target Voltage operatingVoltage – String | The target voltage. |