Matek F405-CTR
Full details on the Matek Sys F405-CTR can be found on the Matek Website: mateksys.com/?portfolio=f405-ctr. AlphaFly Target: MATEKF405
Аппаратное обеспечение Specs
- Mass: ~10g
-
PCB Size: 36x46mm
- 30x30mm Hole pattern (M4 size, M3 size with rubber isolators)
FC Specs
- Processors and Sensors
- MCU: STM32F405RGT6
- IMU: MPU6000 (connected via SPI)
- Baro: BMP280 (connected via I2C)
- OSD: AlphaFly OSD (AT7456E IC)
- Blackbox: MicroSD card slot (SD/SDHC)
- 5 UARTs
Integrated PDB Specs
- Input: 6-30v (3-6S LiPo) w/TVS protection
- ESC Pads: Rated 4x30A per ESC pad set (4x46A burst)
- Voltage Regulators:
- 5v BEC: 2A continuous load (3A burst)
- 3.3v LDO: max load: 300mA
- Power Sense:
-
Current Sensor: Rated for 184A (Suggested scale value
179) -
Voltage Sensor: 1:10 signal output ratio (Suggested scale value
110)
-
Current Sensor: Rated for 184A (Suggested scale value
Status LEDs
| LED | Color | Color Codes |
|---|---|---|
| FC Status | Blue |
Unlit: USB disconnected and disarmed, Lit: USB disconnected and armed, Flashing: USB connected and disarmed, 5x Rapid Flash then Flashing: USB connected and arming command prevented |
| Accelerometer | Red | Accelerometer status (Lit: active, Unlit: inactive) |
| 3v3 Status | Red | Red: active, Unlit: inactive |
Pinout
Pads are organised into two large banks of pads on left and right sides of board with a couple sets of pads on the underside of the board and ESC related connections near the board corners.
__________
/ U U \
/-----------------------------\
|oE Eo|
|SC SC|
| |
| P P |
| A A |
| D D |
| S S |
| |
|ES ES|
|oC Co|
\------------[USB]------------/
NOTE: Pads
TX2,S5andS6Поддержкаsoftserialand may be configured as such
NOTE: Under normal operation, the use of the Barometer
I2C1bus (internal) and the WS2812LEDsignal pad are mutually exclusive due to a pad mapping conflict. However, theLED_STRIPfeature may be remapped to theS5(PA15) pad to avoid this conflict.I.e. Type
resource LED_STRIP 1 A15into the CLI.
| Pad Silkscreen Label | Function | Notes |
|---|---|---|
+ / -
| Battery In | 6-30vDC LiPo Power input (Battery +/- and 4-in-1 ESC +/- pads) |
S1-S6
| ESC Out | (1-4 near ESC power connections, 5-6 on front) Поддержкаs PWM, Oneshot, Multishot, DSHOT |
5V, GND, S1-S4
| ESC Out | (Rear of board) 4-in-1 ESC Out |
VBT, GND
| VBT Out | VBAT power pad (marked for VTX, but could be used for whatever) |
CURR
| Current Sense | Current Sensor I/O pin (output from onboard sensor or input from external sensor) |
5V
| Out from internal 5v BEC (rated 2A continuous, 3A burst) | |
3V3
| Out from 3v3 regulator (rated 300mA) | |
4V5
| Out from 4v4~4v8 regulator (unknown rating, power is also supplied when connected via USB) | |
G
| GND | |
LED
| WS2812 Signal | |
Bz-, 5V
| Buzzer | |
Rssi
| RSSI | FrSky RSSI input from RX |
G, 3V3, SDA, SLC
| I2C | (Rear of board) I2C connection marked for a magnetometer but could be used for whatever |
VTX, Cam, DAC
| VTX/CAM | VTX: Video out, Cam: Video in, DAC: Cam control pin (since BF3.3, may be resourced to S6
) |
RX1, TX1
| UART1 | |
TX2
| UART2-TX | May be reassigned to softserial1 for use as FrSky SmartPort pad |
RX2
| UART2-RX | RX connection for Spektrum DSMX or DSM2, FlySky iBUS, or PPM (Disable UART2 for PPM) |
Sbus
| SBUS (UART2) | Dedicated pad for SBUS (duplicate pad of RX2 with signal inverter) |
RX3, TX3
| UART3 | |
RX4, TX4
| UART4 | |
RX5, TX5
| UART5 | |
RX5
| UART5-RX | (One per board corner) Duplicates of RX5 pad for ESC Telemetry |
UARTs + VCP
| Port | Default Assigned Role |
|---|---|
| VCP | microUSB Port |
| UART1 | Unassigned |
| UART2 | RX Connection |
| UART3 | Unassigned |
| UART4 | Unassigned |
| UART5 | ESC Telemetry |