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FPV Electronics > Stack & AIO
Integrated flight control and power delivery system designed for high-performance 5-10" FPV drones, combining the reliability of STM32F405 with the power efficiency of AT32-based ESCs.
| Parameter | Specification |
| MCU | STM32F405RG (168MHz Cortex-M4) |
| IMU | ICM-42688-P (32kHz gyro) |
| Blackbox | 16MB Flash (4kHz logging) |
| Input Voltage | 2-8S (12.6-33.6V) |
| BEC Outputs | 5V@3A + 9V@2A |
| Connectivity | 5x UART, 1x I2C |
| Camera | Dual cameras, one-button switch via remote control |
| Board Size | 73*38*8mm |
| Board Weight | 20g |
| Parameter | Specification |
| MCU | AT32F421K8U7 (120MHz Cortex-M4) |
| Continuous Current | 85A/channel (340A total) |
| Burst Current | 100A/channel (5sec) |
| Protocols | Dshot150/300/600/Multishot/Oneshot/PWM |
• Integrated PDB: No separate power board needed
• Surge Protection: 40V transient voltage suppression
• Current Sensing: ±1% accuracy shunt resistors
| Protection Type | Specification | Implementation |
| Voltage Spike Protection | 40V transient | TVS diodes + π-filter |
| Gyro Vibration Damping | Reduces 10kHz+ vibrations by 90% | Silicone soft-mount + 2-stage filter |
| Single power input | 2S-8S | battery voltage |
| Protection Type | Threshold | Response Time | Trigger Condition |
| Hardware Overcurrent | 100A per channel | ≤5seconds | The MOS will heat up and break down if overtime |
| Short Circuit | Hardware Isolation | <100μs | Motor winding fault |
| Over-temperature | 110°C (MOSFET) | <1ms | MCU high temperature protection |
| Low Voltage Cutoff | 3.2V/cell | <100ms | Battery depletion |
• 1x SH1.0-8pins silicone cable (7cm, reversed)
• 1x SH1.0-6pins silicone cable (12cm, reversed)
• 1x SH1.0-4pins silicone cable (12cm, reversed)
• 1x SH1.0-3pins silicone cable (10cm, reversed)
• 1x SH1.0-2pins silicone cable (12cm, single-end)
• 5x M3*10mm shock-absorbing balls
• 1x 1000UF 35V 10*20mm electrolytic capacitor
• 1x XT60-male 12AWG silicone cable 15cm length
• 5x M3*8mm shock-absorbing ball
