​
List programs

const programs = await device.brain.listProgram();

for (const program of programs ?? []) {
  console.log(program.name, program.slot, program.size);
}

​
Upload a program

import { ProgramIniConfig } from "@v5x/serial";

const config = new ProgramIniConfig();
config.baseName = "slot_1";
config.program.name = "Robot";
config.program.slot = 0;
config.autorun = true;

const binary = new Uint8Array(
  await fetch("/robot.bin").then((res) => res.arrayBuffer()),
);
const uploaded = await device.brain.uploadProgram(
  config,
  binary,
  undefined,
  (state, current, total) => console.log(state, current, total),
);

if (!uploaded) throw new Error("Upload failed");
ProgramIniConfig.program.slot is zero-based. The first brain slot is 0 in this metadata object. Set device.brain.activeProgram to a one-based slot from 1 through 8 to request that it run. Set it to 0 to request a stop.