Updated MATEK F405-CTR Docs
Improved formatting and added info on status indicator patterns
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Neil Balch
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@ -6,34 +6,36 @@ Full details on the Matek Sys F405-CTR can be found on the Matek Website: [matek
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* *Mass:* ~10g
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* *Mass:* ~10g
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* *PCB Size:* 36x46mm
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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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### FC Specs
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* Processors and Sensors
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* Processors and Sensors
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* *MCU:* 168MHz STM32F405
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* *MCU:* [STM32F405RGT6](http://www.st.com/content/ccc/resource/technical/document/datasheet/ef/92/76/6d/bb/c2/4f/f7/DM00037051.pdf/files/DM00037051.pdf/jcr:content/translations/en.DM00037051.pdf)
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* *IMU:* MPU6000 accelerometer/gyro (via SPI)
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* *IMU:* [MPU6000](https://www.invensense.com/wp-content/uploads/2015/02/MPU-6000-Datasheet1.pdf) (connected via SPI)
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* *Baro:* BMP280 (via I2C)
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* *Baro:* [BMP280](https://ae-bst.resource.bosch.com/media/_tech/media/datasheets/BST-BMP280-DS001-19.pdf) (connected via I2C)
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* *OSD:* BetaFlight OSD w/ AT7456E chip
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* *OSD:* BetaFlight OSD (AT7456E IC)
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* *Blackbox:* MicroSD card slot (SD/SDHC)
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* *Blackbox:* MicroSD card slot (SD/SDHC)
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* 5 UARTs
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* 5 UARTs
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* Smartaudio & Tramp VTX protocol supported
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### Integrated PDB Specs
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### Integrated PDB Specs
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* *Input:* 6-30v (3-6S LiPo) w/TVS protection
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* *Input:* 6-30v (3-6S LiPo) w/TVS protection
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* *PDB:* Rated 4x30A per ESC pad set (Max. 4x46A burst)
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* *ESC Pads:* Rated 4x30A per ESC pad set (4x46A burst)
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* *BEC:* 5v 2A continuous load (Max. 3A burst)
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* Voltage Regulators:
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* *LDO:* 3.3v: Max load: 300mA for Spektrum RX
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* *5v BEC:* 2A continuous load (3A burst)
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* *Current Sensor:* Rated for 184A (*Suggested scale value `179`*)
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* *3.3v LDO:* max load: 300mA
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* *Voltage Sensor:* 1:10 (*Suggested scale value `110`*)
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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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## Status LEDs
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| LED | Color | Color Codes |
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| LED | Color | Color Codes |
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|------------:|-------|:--------------------------------------|
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|---------------:|-------|:----------------------------------------------------------------------------------------------------------|
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| FC Status | Blue | *Unknown* |
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| FC Status | Blue | **Unlit:** USB disconnected and disarmed, <br> **Lit:** USB disconnected and armed, <br> **Flashing:** USB connected and disarmed, <br> **5x Rapid Flash then Flashing:** USB connected and arming command prevented |
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| FC Status | Red | *Unknown* |
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| Accelerometer | Red | Accelerometer status (Lit: active, Unlit: inactive) |
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| 3v3 Status | Red | Red: active, Not lit: inactive |
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| 3v3 Status | Red | Red: active, Unlit: inactive |
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## Pinout
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## Pinout
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@ -64,28 +66,28 @@ Pads are organised into two large banks of pads on left and right sides of board
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| Pad Silkscreen Label | Function | Notes |
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| Pad Silkscreen Label | Function | Notes |
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|---------------------:|---------------|:-----------------------------------------------------------------------------------------------|
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|---------------------:|---------------|:-----------------------------------------------------------------------------------------------|
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| `+ / -` | Battery In | 6-30vDC LiPo Power input (Battery +/- and 4-in-1 ESC +/- pads) |
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| `+ / -` | Battery In | 6-30vDC LiPo Power input (*Battery +/- and 4-in-1 ESC +/- pads*) |
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| `S1-S6` | ESC Out | (1-4 near ESC power connections, 5-6 on front) Supports PWM, Oneshot, Multishot, DSHOT |
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| `S1-S6` | ESC Out | (*1-4 near ESC power connections, 5-6 on front*) Supports PWM, Oneshot, Multishot, DSHOT |
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| `5V, GND, S1-S4` | ESC Out | (Rear of board) 4-in-1 ESC Out |
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| `5V, GND, S1-S4` | ESC Out | (*Rear of board*) 4-in-1 ESC Out |
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| `VBT, GND` | VBT Out | Marked for VTX OSD, but could be used for whatever |
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| `VBT, GND` | VBT Out | VBAT power pad (*marked for VTX, but could be used for whatever*) |
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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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| `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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| `5V` | | Out from internal 5v BEC (*rated 2A continuous, 3A burst*) |
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| `3V3` | | Out from 3v3 regulator (rated 300mA) |
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| `3V3` | | Out from 3v3 regulator (*rated 300mA*) |
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| `4V5` | | Out from 4v4~4v8 regulator (unknown rating, power is also supplied when connected via USB) |
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| `4V5` | | Out from 4v4~4v8 regulator (*unknown rating, power is also supplied when connected via USB*) |
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| `G` | GND | |
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| `G` | GND | |
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| `LED` | WS2812 Signal | |
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| `LED` | WS2812 Signal | |
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| `Bz-, 5V` | Buzzer | |
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| `Bz-, 5V` | Buzzer | |
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| `Rssi` | RSSI | FrSky RSSI input from RX |
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| `Rssi` | RSSI | FrSky RSSI input from RX |
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| `G, 3V3, SDA, SLC` | I2C | (Rear of board) I2C connection marked for a magnetometer but could be used for whatever |
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| `G, 3V3, SDA, SLC` | I2C | (*Rear of board*) I2C connection marked for a magnetometer but could be used for whatever |
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| `VTX, Cam, DAC` | VTX/CAM | VTX: Video out, Cam: Video in, DAC: Cam control pin (since BF3.3, may be resourced to `S6` ) |
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| `VTX, Cam, DAC` | VTX/CAM | VTX: Video out, Cam: Video in, DAC: Cam control pin (*since BF3.3, may be resourced to `S6`*) |
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| `RX1, TX1` | UART1 | |
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| `RX1, TX1` | UART1 | |
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| `TX2` | UART2-TX | May be reassigned to `softserial1` for use as FrSky SmartPort pad |
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| `TX2` | UART2-TX | May be reassigned to `softserial1` for use as FrSky SmartPort pad |
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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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| `RX2` | UART2-RX | RX connection for Spektrum DSMX or DSM2, FlySky iBUS, or PPM (*Disable `UART2` for PPM*) |
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| `Sbus` | SBUS (UART2) | Dedicated pad for SBUS (duplicate pad of `RX2` with signal inverter) |
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| `Sbus` | SBUS (UART2) | Dedicated pad for SBUS (*duplicate pad of `RX2` with signal inverter*) |
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| `RX3, TX3` | UART3 | |
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| `RX3, TX3` | UART3 | |
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| `RX4, TX4` | UART4 | |
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| `RX4, TX4` | UART4 | |
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| `RX5, TX5` | UART5 | |
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| `RX5, TX5` | UART5 | |
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| `RX5` | UART5-RX | (One per board corner) Duplicates of RX5 pad for ESC Telemetry |
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| `RX5` | UART5-RX | (*One per board corner*) Duplicates of RX5 pad for ESC Telemetry |
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### UARTs + VCP
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### UARTs + VCP
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