The sensor combination is responsible for data collection and processing of satellite navigation GNSS (BD/GPS/GLONASS), inertial sensor data, air pressure sensor, temperature sensor, etc., and performs attitude solution, receives differential navigation GNSS (BD/GPS/GLONASS) information, and sends the processed sensor combination data to the flight control computer.
【Technical indicators and performance】
Flight control computer technical parameters
skills requirement | Indicator Description |
CPU*** Mini System | CPU: OMAP L138 processor Memory: 256MB NANDFLASH:512MB |
software | Provide integrated development environment, bootrom, vxWorks kernel (with integrated related drivers). |
3-way +28V: +28V1, +28V2, +28V3 (support wide voltage power supply, power supply range +6V～+28V) | Flight control computer power supply |
6-way RS232 | RS232 Mode: Transmission mode: full duplex Baud rate (bps): 9600～115200 |
6 switchable serial ports (default RS422 can be configured as half-duplex RS485), RS422 OMAPL138 ARM core and DSP core external serial port number can be configured by updating the system firmware | RS422 mode: Transmission mode: full duplex Baud rate (bps): 9600～115200 RS485 mode: Transmission mode: half-duplex Baud rate (bps): 9600～115200 |
1 100/10Mbps adaptive network port | Any network port can access the CPU on the communication board and can be used for software upgrades and applications |
39-channel PWM interface | Output voltage: 5V Output frequency: 1Hz～50MHz |
9-way DA interface | Output voltage: 0V～5V |
15-channel A/D interface | Used to detect voltage analog signals from external devices Input range: 0V～30V Accuracy: 0.5V Error: ±0.5% |
2-way CAN2.0 interface | Baud rate: ≤1Mbps |
1 SBUS (bidirectional) | Transmission rate: 100kbps Voltage: DC 5V |
1 debug serial port | TTL
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【Device dimensions】 (Unit: mm)
【Physical map】
【Environmental applicability 】
Working temperature: -40℃～+65℃;
Storage temperature: -55℃～+85℃;
Relative humidity: ≤95% (25°C);
Operating altitude:》15000m (altitude);
Vibration: 0~2000Hz.
【Features】
The flight control computer system adopts a certain attitude solution method, integrates various sensors, forms a closed-loop feedback control system, and performs error compensation to achieve accurate and stable attitude solution.
【Product Application 】
The flight control computer system is currently used as the main control equipment for various types of drones. In the future, it will be promoted externally and popularized to related drone control fields.