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Deno 2.2 Improves Dependency Management and Expands Node.js Compatibility
Deno 2.2 enhances Node.js compatibility, improves dependency management, adds OpenTelemetry support, and expands linting and task automation for developers.
@ledgerhq/hw-transport-node-speculos-http
Advanced tools
Ledger Hardware Wallet communication layer with speculos Nano simulator using the http api
A transport for https://github.com/LedgerHQ/speculos Nano simulator using its HTTP API.
GitHub, Ledger Devs Discord, Developer Portal
import SpeculosTransport from "@ledgerhq/hw-transport-node-speculos-http";
async function exampleSimple() {
const transport = await SpeculosTransport.open();
const res = await transport.send(0xE0, 0x01, 0x00, 0x00);
}
async function exampleAdvanced() {
const transport = await SpeculosTransport.open({ baseURL: "http://localhost:5000" });
transport.eventStream.once("data", {
// we will click right when the display changes
transport.button("right");
});
// we can also use eventStream.on and match the data buffer with the expected display before taking action
// derivate btc address and ask for device verification
const res = await transport.send(0xE0, 0x40, 0x01, 0x00, Buffer.from("058000002c8000000080000000000000000000000f"));
}
Extends Transport
Speculos TCP transport implementation
instance
AxiosInstance opts
SpeculosHttpTransportOpts import SpeculosHttpTransport from "@ledgerhq/hw-transport-node-speculos-http";
const transport = await SpeculosHttpTransport.open();
const res = await transport.send(0xE0, 0x01, 0, 0);
Press and release button buttons available: left, right, both
but
any Returns Promise<void>
FAQs
Ledger Hardware Wallet communication layer with speculos Nano simulator using the http api
The npm package @ledgerhq/hw-transport-node-speculos-http receives a total of 234 weekly downloads. As such, @ledgerhq/hw-transport-node-speculos-http popularity was classified as not popular.
We found that @ledgerhq/hw-transport-node-speculos-http demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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