92 lines
5.9 KiB
Markdown
Executable File
92 lines
5.9 KiB
Markdown
Executable File
# Board - MATEKSYS F722-SE
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Full details on the MATEKSYS F722-SE can be found on the Matek Website: [mateksys.com/?portfolio=f722-se](http://www.mateksys.com/?portfolio=f722-se). Betaflight Target: `MATEKF722SE`
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## Hardware Specs
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* *Mass:* ~10g
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* *PCB Size:* 36x46mm
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* 30x30mm Hole pattern (M4 size, M3 size with rubber isolators)
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### FC Specs
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* Processors and Sensors
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* *MCU:* STM32F722RET6
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* *IMU:* MPU6000(Gyro1) & ICM20602(Gyro2) connected via SPI1
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* *Baro:* BMP280 (connected via I2C1)
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* *OSD:* BetaFlight OSD (AT7456E connected via SPI2)
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* *Blackbox:* MicroSD card slot (connected via SPI3)
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* 5 UARTs (1,2,3,4,6)
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* 8 Dshot outputs
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* 2 PINIO (VTX power switcher/user1 and 2 camera switcher/user2)
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### Integrated PDB Specs
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* *Input:* 6-36v (3-8S LiPo)
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* *ESC Pads:* Rated 4x35A per ESC pad set (4x46A burst)
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* Voltage Regulators:
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* *5v BEC:* 2A continuous load (3A burst)
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* *3.3v LDO:* max load: 200mA
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* Power Sense:
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* *Current Sensor:* Rated for 184A (*Suggested scale value `179`*)
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* *Voltage Sensor:* 1:10 signal output ratio (*Suggested scale value `110`*)
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## Status LEDs
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| LED | Color | Color Codes |
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|---------------:|-------|:----------------------------------------------------------------------------------------------------------|
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| LED0 | Blue | FC Status |
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| LED1 | Green | FC Status |
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| LED3.3 | Red | 3v3 Status |
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## Pinout
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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.
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```
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__________
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/ U U \
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/-----------------------------\
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|oE Eo|
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|SC SC|
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| P P |
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| A A |
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| D D |
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| S S |
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|ES ES|
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|oC Co|
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\------------[USB]------------/
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```
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| Pad Silkscreen Label | Function | Notes |
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|---------------------:|---------------|:-----------------------------------------------------------------------------------------------|
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| `+ / -` | Battery In | 6-36vDC LiPo Power input (*Battery +/- and 4-in-1 ESC +/- pads*) |
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| `S1-S8` | ESC Out | (*1-4 near ESC power connections, 5-8 on right side*) Supports PWM, Oneshot, Multishot, DSHOT |
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| `GND, S1-S4` | ESC Out | (*Rear of board*) 4-in-1 ESC Out |
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| `VBat GND` | VBAT Out | VBAT power pad (*marked for VTX*), power ON/OFF can be switched via PINIO1(PC8) |
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| `CURR` | Current Sense | Current Sensor I/O pin (*output from onboard sensor or input from external sensor*) |
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| `5V` | | Out from internal 5v BEC (*rated 2A continuous, 3A burst*) |
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| `3V3` | | Out from 3v3 regulator (*rated 200mA*) |
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| `4V5` | | Out from 4v4~4v8, 0.5A (*power is also supplied when connected via USB*) |
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| `G` | GND | |
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| `LED` | WS2812 Signal | |
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| `Bz-, 5V` | Buzzer | |
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| `CL, DA` | I2C1 | I2C connection marked for a magnetometer but could be used for whatever |
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| `VTX` | VTX | VTX: Video out |
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| `C1/C2` | Camera | C1: camera-1 IN, C1: camera-2 IN, 2 camera video can be switched via PINIO2(PC9) |
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| `RX1, TX1` | UART1 | |
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| `TX2` | UART2-TX | |
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| `RX2` | UART2-RX | RX connection for Spektrum DSMX or DSM2, FlySky iBUS, or PPM (*Disable `UART2` for PPM*) |
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| `RX3, TX3` | UART3 | TX3 can be used for VTX control |
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| `RX4, TX4` | UART4 | RX4 pin `PA1` can be remapped for camera control(PWM) |
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| `TX6` | UART6-TX | |
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| `RX6` | UART6-RX | (*One per board corner*) Duplicates of RX6 pad for ESC Telemetry |
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| `Rssi` | RSSI | FrSky RSSI input from RX (*Rear of board*) |
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| `PA4 ` | ADC/DAC | EXTERNAL1_ADC_PIN (*Rear of board*) |
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| `D+, D-. VBus` | USB pins | (*Rear of board*) |
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