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projects:quantracker:start [2015/07/30 10:16] andy Added more details about the boards capabilities in the overview |
projects:quantracker:start [2015/09/07 21:41] andy |
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| DIY Antenna Tracker and OSD using STM32F4 . | DIY Antenna Tracker and OSD using STM32F4 . | ||
| - | This board is aimed at developers. It is currently being used to create an OSD for aircraft and to power an Antenna Tracker (in development). It can also be used to create a complete flight controller by adding external components. (In development) | + | This board is aimed at developers. It is currently being used to create an OSD for aircraft and to power an Antenna Tracker (in development). It is currently being used as the basis of a [[http://en.playuav.com/question/4|Flight Controller]] by adding external components. (In development) |
| === Features ==== | === Features ==== | ||
| + | |||
| + | STM32F4 microcontroller | ||
| Black, white or gray overlay colours. | Black, white or gray overlay colours. | ||
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| On-board switching regulator. The board can be powered by any voltage from 7 to 25 volts (or by a regulated 5 volt power) | On-board switching regulator. The board can be powered by any voltage from 7 to 25 volts (or by a regulated 5 volt power) | ||
| - | The OSD can transmit or receive data via the video signal itself, so requiring no external transmission link for telemetry. | + | The OSD can transmit or receive data via the video signal itself, so requiring no external transmission link for telemetry, though it can also simultaneouslyy transmit via a video audio channel or via a modem using a uart. |
| Automatically detects NTSC or PAL video inputs and adjusts screen size accordingly. | Automatically detects NTSC or PAL video inputs and adjusts screen size accordingly. | ||
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| 2 AC coupled audio outputs are provided. Potential uses are for voice alerts, audio variometer, sending FSK modem data via the video audio channels etc. | 2 AC coupled audio outputs are provided. Potential uses are for voice alerts, audio variometer, sending FSK modem data via the video audio channels etc. | ||
| - | All spare pins of the STM32F4 are broken out on standard 0.1 inch pitch header pins. Spare peripherals available include 2 x I2C , 1 x SPI,3 x UART, 2 x Quadrature Encoder ( 1 x16 bit , 1 x 32 bit), 6 x ADC, 1 x CAN interface, up to 9 Capture Compare I/O for signal inputs servo control etc. | + | All spare pins of the STM32F4 are broken out on standard 0.1 inch pitch header pins. Spare peripherals available include (( Note that some peripherals are multiplexed on the available pins so check the stm32f4 schematic and :[[https://github.com/kwikius/quantracker/blob/master/air/osd/hardware/64_pin_lite/air_osd_v2_2/schematic/pdf/osd-MCU.pdf|mcu schematic]] for full details )) |
| + | * 2 x I2C | ||
| + | * 1 x SPI | ||
| + | * 3 x UART | ||
| + | * 2 x Quadrature Encoder ( 1 x16 bit , 1 x 32 bit) | ||
| + | * 6 x ADC | ||
| + | * 1 x CAN interface | ||
| + | * Up to 9 Capture/Compare I/O for signal inputs, servo control, etc. . | ||
| Board dimensions 56 mm x 31 mm. | Board dimensions 56 mm x 31 mm. | ||