Skip to content

components.md

Latest commit

 

History

History
126 lines (101 loc) · 4.62 KB

components.md

File metadata and controls

126 lines (101 loc) · 4.62 KB
Raw

Hardware Stack

Communication Flow

MissionPlanner (PC) --SiK Radio V3-----------------> Pixhawk
Boxer Controller    --ExpressLRS 2.4GHz--> RP3-H --> Pixhawk
Pixhawk             --------------------------------> REVVitRC ESC --> GB4008 Motor

Motor -- EMAX GB4008 Brushless Gimbal Motor

ESC -- REVVitRC 50A AM32

  • URL: https://justcuzrobotics.com/products/revvitrc-50a-am32-esc
  • Continuous current: 50A
  • Voltage range: 3-6S (9-26V)
  • Dimensions: 44x18x14mm
  • Weight: ~23g (without motor wires)
  • MCU: STM32F051 (signature 0x1F06, confirmed via am32config.py probe)
  • Original firmware: IFlight_50A (iFlight 50A ESC firmware, IFLIGHT_F051 target) — shipped on the REVVitRC hardware
  • Current firmware: AM32 (native port, not converted from BlHeli32) — flashed as upgrade over the original IFlight_50A
  • Built-in BEC: 7.4V or 8.4V (switchable), can power receivers and servos
  • Telemetry: Yes -- voltage, current, temperature
  • Cutoffs: Low voltage, current limit, thermal
  • USB programmer: Included
  • Default mode: Brushless Weapon (single direction, braking disabled)
  • Notes: Optimized for low-end torque and sensorless startup; suited for 3lb weapon motors and 12lb drive systems

AM32 Firmware

  • URL: https://am32.ca/ -- https://github.com/am32-firmware/AM32
  • Motor protocols: Servo PWM, DSHOT 300, DSHOT 600
  • Bi-directional DSHOT: Supported
  • Telemetry: KISS standard ESC telemetry
  • Variable PWM frequency: Yes
  • Sinusoidal startup mode: Yes (for larger motor smooth acceleration)
  • Supported MCUs: STSPIN32F0, STM32F051, STM32G071, GD32E230, AT32F415, AT32F421
  • Configuration tools: Web-based AM32 Configurator, desktop (Windows/Linux), Online-ESC Configurator (WebSerial)
  • Update methods: Betaflight passthrough, single-wire serial, Arduino

Servos S1, S2, S3 -- DS113MG V6.0 Digital Metal Gear Micro Servo

  • Type: Digital, metal gear, micro
  • Role: Tilt lower swashplate ring (collective + cyclic control)
  • Count: 3x (3-point support on lower swashplate ring)
  • Power: 8.0V via UBEC through Pixhawk servo rail

Flight Controller -- Pixhawk

  • Ecosystem: ArduPilot / MissionPlanner
  • Ground control software: MissionPlanner (PC)

Telemetry -- Holybro SiK Telemetry Radio V3

  • URL: https://holybro.com/products/sik-telemetry-radio-v3
  • Purpose: Bidirectional MAVLink link between MissionPlanner (PC) and Pixhawk
  • Frequency options: 433MHz or 915MHz
  • Power options: 100mW (20 dBm) or 500mW (27 dBm)
  • Range: 300m+ typical
  • Receive sensitivity: -121 dBm @ 2kbps / -105 dBm @ 64kbps
  • RF data rates: 2-250 kbps (default 64 kbps)
  • Dimensions: 28x53x10.7mm (without antenna)
  • Weight: 23.5g (with antenna)
  • Antenna connector: RP-SMA female
  • Interface: 3.3V UART via 6-pin JST-GH
  • USB: Micro-USB (Type-C adapter included)
  • Power input: 5V DC; TX 100mA, RX 25mA
  • Operating temp: -40 C to 85 C
  • Protocol: MAVLink, standard framing

RC Receiver -- RadioMaster RP3-H ExpressLRS 2.4GHz Nano

  • URL: https://radiomasterrc.com/products/rp3-h-expresslrs-2-4ghz-nano-receiver
  • Protocol: ExpressLRS 2.4GHz
  • MCU: ESP8285
  • RF Chip: SX1281
  • Frequency range: 2.404-2.479 GHz
  • Telemetry TX power: Max 100mW
  • Antennas: 2x 150mm 2.4GHz antenna (diversity)
  • Refresh rate: 25Hz-500Hz / F1000Hz
  • Working voltage: 4.5-8.4V DC
  • Battery voltage detection: 4.0-35V DC
  • Bus interface: CRSF / S.Bus
  • Dimensions: 28x24x8mm
  • Weight: 5.1g (with antennas)
  • Firmware: ExpressLRS v3.3.1 (pre-installed)

RC Transmitter -- RadioMaster Boxer (M2)

  • URL: https://radiomasterrc.com/products/boxer-radio-controller-m2
  • Firmware: EdgeTX
  • RF system: ExpressLRS 2.4GHz internal module (M2 variant)
  • Frequency: 2.400-2.480 GHz
  • Channels: Up to 16 (receiver dependent)
  • Display: 128x64 monochrome LCD
  • Gimbals: Full-size V4.0 Hall effect (upgradable to AG01 CNC Hall)
  • Battery: 2S 7.4V LiPo or 2x 18650 Li-Ion (not included)
  • Voltage range: 6.6-8.4V DC
  • Dimensions: 235x178x77mm
  • Weight: 532.5g