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Accelerate Firmware Testing
Using Simulated Hardware.

Inject faults in simulation.

Silvik boots your real firmware on a live, deterministic emulation of your board. Author test cases with AI or by hand, profile where every instruction and byte goes, and replay recorded sensor data to catch regressions. No lab. No bench. Just software.

View GitHub Action YAML
0ms
Physical Rig Latency
100%
Register Accurate
10x
Faster CI Iteration
Zero
HIL Hardware Locks
Interactive Sandbox

Live Software-in-the-Loop Inspector

SIL-CORTEX-M4 64.0 MHz Clock
📄 main_tensor_test.c (Embedded C / CMSIS-NN) Silvik SIL SDK v2.4
// Silvik Hardware-in-the-Loop Test Assertion
#include <silvik/sil_emulator.h>
#include <tflite_micro/person_detect.h>

SIL_TEST_CASE(test_tinynn_quantization_drift) {
    // Allocate tensor arena inside hardware SRAM 0x20000000
    uint8_t arena[16384] __attribute__((aligned(4)));
    SilContext *ctx = sil_init_target(TARGET_CORTEX_M4);
    
    // Step 1: Run quantized INT8 inference on simulated NPU
    TfLiteStatus status = RunInference(ctx, arena, &input_tensor);
    SIL_ASSERT_OK(status);

    // Step 2: Validate edge quantization output against FP32 ground truth
    float max_drift = sil_get_inference_drift(ctx, LAYER_OUTPUT_3);
    SIL_ASSERT_LESS_THAN(max_drift, 0.005f);
}
Emulator Ready. Click "Run SIL Test" to execute hardware verification cycle.
Execution: 0
MCU Register State SRAM Address Space: 0x20000000
R0 (Arg0): 0x20000410
R1 (Arg1): 0x00004000
SP (Stack): 0x20003FE0
PC (Program): 0x080012A4
Stack Allocation (16KB) 24% Used
UART Terminal Telemetry ● 115200 Baud
[SILVIK-EMU] Target initialized: ARM Cortex-M4
[SILVIK-EMU] Memory protection unit (MPU) active
[SILVIK-EMU] Waiting for test execution trigger...

Live Deterministic Board Emulation

No Lab. No Bench. Just Software.

Boot real firmware binaries, inject fault scenarios, profile memory down to the byte, and replay real-world sensor streams automatically.

Live Board Emulation & Instruction Profiling

Boot your real production firmware on live, deterministic board emulation. Profile exactly where every single instruction and byte goes without needing physical debug probes.

  • Instruction execution & byte memory profiling
  • Deterministic cycle & register state capture

Hardware Fault & Stress Injection

Break your running system before deployment. Inject power brownouts, corrupted register reads, stack collisions, and peripheral timeout failures to prove your firmware survives.

  • Automated memory boundary & stack collision checks
  • Low-voltage brownout & corrupted packet simulation

AI & Manual Test Case Authoring

Author comprehensive software-in-the-loop test suites by hand or automatically generate edge test cases with AI to assert against live running firmware states.

  • AI-assisted edge assertion generator
  • Native C/C++, Rust, and Python SIL SDKs

Sensor Data Replay & Regression Catching

Replay recorded real-world sensor streams to catch edge AI model drift, quantization loss, and firmware regressions automatically in your CI/CD pipelines.

  • High-frequency accelerometer & camera stream replay
  • Automatic INT8 quantization vs FP32 drift diffs
🚀 Zero Physical Hardware Setup

Run SIL Hardware Tests in 3 Lines of YAML

No physical USB debug cables, no locked test benches, and no hardware availability bottlenecks. Silvik runs inside your cloud CI runners natively.

01
Parallel Test Matrix
Run ARM, RISC-V, and ESP32 tests concurrently.
02
Deterministic Repro
Replay exact hardware execution states and register snapshots.
.github/workflows/silvik-embedded-ci.yml
name: Embedded SIL Verification Pipeline
on: [push, pull_request]

jobs:
  hardware-sil-emulation:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      
      - name: Initialize Silvik Hardware Emulator
        uses: silvik-ai/sil-action@v2
        with:
          target-arch: 'cortex-m4, rv32imac'
          memory-check: 'strict-heap-and-stack'
          inference-drift-threshold: '0.005'
          
      - name: Execute SIL Firmware Suite
        run: silvik-cli test --firmware ./build/target_firmware.elf

Supported MCU Architectures, RTOS & ML Frameworks

ARM Cortex-M0/M4/M7/M33
RISC-V RV32IMAC / ESP32-C3
Espressif ESP32-S3 Vector
Zephyr OS & FreeRTOS
TFLite Micro / CMSIS-NN

Ready to Automate Your Embedded SIL Testing?

Start catching hardware bugs, stack corruption, and model drift in your automated pipelines today.

$ npx silvik-cli init --target=cortex-m4 v2.4.0