ledger_ethereum #

A Flutter Package to support communicate between Ledger Nano X device and EVM compatible chains apps

Fully support at Avacus so you can have the best experience.

Feel free to use and don't hesitate to raise issue if there are.

Getting Started #

Installation #

Install the latest version of this package via pub.flutter-io.cn:

ledger_ethereum: ^latest-version

For integration with the Ledger Flutter package, check out the documentation here.

Setup #

Create a new instance of an EthereumLedgerApp and pass an instance of your Ledger object.

final app = EthereumLedgerApp(ledger);

Usage #

Get accounts #

final accounts = await app.getAccounts(device);

Sign personal message #

final signature = await app.signPersonalMessage(
    device,
    messageInBytes,
);

Sign typed data #

final signature = await app.signEIP712Message(
    device,
    messageInJson,
);

Sign transaction #

final transactionInBytes = TransactionHandler.encodeTx(transaction, chainId);
final signature = await app.signTransaction(
    device,
    transactionInBytes,
);