Available on backorder
S1 6S is a NATO-made flight stack based on the STM32F405 with a 65A ESC and AM32 firmware. It supports Betaflight and ArduPilot, 4S–6S power, and is equipped with a 6-axis IMU ICM-42688-P, barometer, and Blackbox memory.
Leading-level components:
Delivery set:
| Processor | NDAA compliant, European chipset |
|---|---|
| Flight controller | STM32F405 (supports Betaflight and ArduPilot) |
| ESC | STM32F051 (AM32 firmware) |
| Maximum continuous current | 65A |
| Input voltage | 4S–6S (12–26 V) |
| Filtered power lines with voltage selection | 5V/12V/direct battery power supply |
| Integrated SPI Flash memory | Blackbox log, 128 Mbit, no moving parts |
| High-speed logging support | Gyroscope, PID, system telemetry |
| Measurement | VBAT, IBAT, RSSI inputs |
| ExpressLRS (ELRS) | Serial RX on UART2 |
| SBUS / IBUS / CRSF | Compatible via one port |
| SmartPort / Crossfire Telemetry | Via UART3 or UART5 |
| Bluetooth module | External module support on UART4 (MSP data pass-through) |
| Four motor outputs | DSHOT protocol |
| Servo drives (2 outputs) | Supported |
| MOSFET output | Assignable via PINIO (up to 300 mA) |
| Dual PINIO (GPIO) | Configurable input/output |
| LED indicators | LED0 / LED1 |
| Programming mode | BOOT button / BTN1 |
| Dual camera support | Hardware switch (CAM_SEL pin – PC15) |
| Camera control | PWM for remote camera activation or menu control |
| Camera power | 5V / 12V, up to 2A |
| Power filters | On each video system power line |
| Built-in OSD | Verified AT7456E chipset |
| 6 UART ports | • UART1 — VTX |
| I²C bus | 3.3V power support |
| 6-axis IMU | ICM-42688-P (gyroscope + accelerometer) |
| Barometer | BMP280 or DPS310 |
| Magnetometer | Support for external QMC5883 module (custom firmware possible) |
| Weight | FC – 12 g |
| Dimensions | FC – 40 mm * 49.5 mm |
Describe the task, the required categories or products, the estimated quantity and the desired timeframe. The STECH team will prepare an individual offer.
