IFirmwareUpdateListener (ChipDNA Mobile API)

```
public interface IFirmwareUpdateListener
```
This interface is used to listen to updates when a firmware update is being performed. Set observer before calling method ChipDnaMobile.connectAndConfigure(com.creditcall.chipdnamobile.Parameters).

Author:

Creditcall Ltd

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onFirmwareUpdate(Parameters parameters)`	Invoked during firmware updates via `ChipDnaMobile.connectAndConfigure(com.creditcall.chipdnamobile.Parameters)` and `ChipDnaMobile.requestTmsUpdate(com.creditcall.chipdnamobile.Parameters)`.

- Method Detail
  - onFirmwareUpdate
```
void onFirmwareUpdate(Parameters parameters)
```
    Invoked during firmware updates via ChipDnaMobile.connectAndConfigure(com.creditcall.chipdnamobile.Parameters) and ChipDnaMobile.requestTmsUpdate(com.creditcall.chipdnamobile.Parameters).
    Currently events for firmware updates are only supported on Miura M020, Miura M021 and IDTech VP3350.
    
    Parameters:
    
    parameters - Parameters collection which can contain:
    ParameterKeys.FirmwareUpdateAvailable When present with the value ParameterValues.TRUE, indicates that a firmware update is available for the currently configured terminal.
    
    ParameterKeys.FirmwareUpdateStatus An XML representation of a FirmwareUpdateStatus object. {@link ChipDnaMobileSerializer#deserializeFirmwareUpdateStatus:} can be used to retrieve an object.
    
    ParameterKeys.FirmwareDownloadPercentage A value from 0 to 100 which shows the percentage of the firmware downloaded to the PIN pad.
    
    ParameterKeys.FirmwareFile The name of the file being downloaded to the PIN pad.
    
    ParameterKeys.FirmwareUpdate A FirmwareUpdates providing an update on the firmware update process.