FLINT HARDWARE & ROBOTICS•BARE-METAL DART

Declarative Robotics, Edge AI & Embedded Systems in Pure Dart.

Build autonomous rovers, Edge AI computer vision pipelines, wireless swarm meshes, and multi-sensor telemetry—with compile-time safety, zero runtime bloat, and instant 1-click Wokwi simulation export.

$dart pub add flint_hardware

Explore Hardware SDK Launch Simulator

Sub-ms Loop Latency

ESP32 • nRF • STM32 • RP2040

TFLite Micro Quantization

C99 & ROS 2 Code Gen

Edge AI & Computer Vision

ESP32-CAM Native • TFLite Micro Model • 15 FPS Inference

 1import 'package:flint_hardware/flint_hardware.dart';
 2
 3void main() {
 4  final visionGuard = FirmwareBuilder('cam_guard', target: BoardTarget.esp32Cam);
 5
 6  visionGuard.camera(
 7    resolution: CameraResolution.qvga,
 8    format: PixelFormat.rgb565, frameRate: 15,
 9  );
10
11  final model = visionGuard.tfliteModel(
12    name: 'person_detect',
13    assetPath: 'models/person_detect.tflite',
14    inputShape: const [1, 96, 96, 1],
15    outputShape: const [1, 2],
16    quantization: TensorQuantization.int8,
17    tensorArenaSizeKb: 128,
18  );
19
20  visionGuard.loop((ctx) {
21    ctx.log('Running on-device TFLite inference...');
22  });
23}

COMPILATION & TARGET SYNTHESIS

End-to-End Hardware Execution Pipeline

From high-level declarative Dart definitions to bare-metal C99, quantized TFLite inference, and instant Wokwi browser circuits.

Declarative Dart

Sensors, actuators, TFLite models, and BLE services configured in pure Dart.

AST & Pin Arbiter

Static validation of pin multiplexing, PWM timers, and memory arena limits.

C99 / ROS 2 Gen

High-speed transpilation into zero-overhead C99, C++, MicroPython, and ROS 2 nodes.

Wokwi & Flash

Instant browser simulation or serial flashing to ESP32, nRF52840, or STM32.

Swarm & Telemetry

Live BLE telemetry sync to Flint Server DB and real-time mesh swarm broadcast.

ROBOTICS ARCHITECTURE

Engineered for Precision, Edge AI & Swarms

Flint Hardware bridges high-level Dart programming with the strictest demands of embedded microcontrollers.

BoardTarget

Universal MCU Targets

Target ESP32, ESP32-S3/CAM, nRF52840, STM32F4, and Raspberry Pi Pico from a unified codebase.

Type-safe BoardTarget enum definitions

Automatic pin map mapping for each MCU

Memory layout & flash partition validation

TFLite Micro

Edge AI & Computer Vision

Run quantized TensorFlow Lite Micro models and stream camera frames with zero memory copies.

On-board OV2640 / OV3660 camera drivers

Int8 tensor arena allocation & quantization

15+ FPS on-device person/object detection

Differential Drive

Robotics Kinematics & Motor Drivers

Orchestrate 2-wheel/4-wheel differential drives, sweep radar servos, and stepper motor actuators.

L298N & TB6612FNG H-bridge drivers

Precise 50Hz PWM radar sweeping servos

Encoder odometry & PID closed-loop velocity

HC-SR04 & IMU

Sensor Fusion & Peripherals

Read ultrasonic distance, 6-axis gyro/accelerometers, and environmental telemetry concurrently.

HC-SR04 ultrasonic sonar distance driver

MPU6050 6-axis IMU over I2C bus

DHT22 / BME280 temperature & humidity sensors

SwarmId & BLE

Wireless Swarm Mesh & BLE

Create peer-to-peer self-healing robot swarms with typed channels and Bluetooth Low Energy telemetry.

Zero-config radio mesh swarm broadcasting

Standard BLE Battery & Device Info services

Seamless real-time bridge to Flint Cloud DB

exportBundle()

Wokwi & ROS 2 Code Export

1-click export to complete C99/C++ codebases, ROS 2 pub/sub nodes, and Wokwi browser circuits.

Generates diagram.json for Wokwi simulation

Publishes /cmd_vel and /scan ROS 2 topics

Zero external build tools needed to start

SUPPORTED TARGETS

Microcontroller Target Comparison Matrix

Flint Hardware generates highly optimized C99 and register-level drivers for your target architecture.

ESP32-CAM

BoardTarget.esp32Cam

Clock240 MHz (Dual Core)

Memory520 KB + 4MB PSRAM

RadioWi-Fi + BLE 4.2

AI EngineTFLite Quantized

Best for: Edge AI Vision & Security

ESP32-S3 Node

BoardTarget.esp32

Clock240 MHz (Dual Core)

Memory512 KB + 8MB Flash

RadioWi-Fi + BLE 5.0 + Mesh

AI EngineVector Extensions

Best for: Autonomous Rovers & IoT

nRF52840 Dongle

BoardTarget.nrf52840

Clock64 MHz (Cortex-M4)

Memory256 KB + 1MB Flash

RadioBLE 5.3 + Thread

AI EngineLow Power Telemetry

Best for: Swarm Beacons & Wearables

RP2040 Pico

BoardTarget.rp2040

Clock133 MHz (Cortex-M0+)

Memory264 KB + 2MB Flash

RadioProgrammable PIO

AI EnginePrecision Steppers

Best for: Robotics Actuators & CNC

ROBOTICS STARTERS

Production Hardware Starter Blueprints

Instant starting points with pre-wired sensor pins, motor controllers, and simulation bundles.

Computer Vision

Edge AI Vision Guard

ESP32-CAM with OV2640 camera & quantized TFLite Micro person detect pipeline.

flint create guard --template=vision

Differential Drive

Autonomous Rover

2-wheel obstacle-avoiding rover with ultrasonic sonar, 6-axis IMU, and Wokwi sim.

flint create rover --template=rover

BLE Telemetry

Swarm Mesh Beacon

nRF52840 low-power mesh node with BME280 sensor and BLE battery telemetry.

flint create beacon --template=swarm

ROS 2 Bridge

ROS 2 Teleop Node

ESP32 robotics driver publishing /scan and subscribing to /cmd_vel kinematics.

flint create ros_bot --template=ros2

Start Building Hardware with Pure Dart Today

Join engineers building autonomous rovers, Edge AI cameras, and swarm robotics without fighting C++ pointers or fragmented toolchains.

Read Hardware Guides View GitHub Source

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v 1.3.2

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