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November 2020

Page 16 of 21

External Trigger

The sensor can be set to trigger by the rising-edge of a pulse, the falling-edge of a pulse, or a
PWM signal (such as is typically used with standard servos). When using a PWM signal as the
trigger, the sensor detects a transition from a “long” PWM to a “short” PWM (or vice-versa).
When using PWM, rising-edge, or falling-edge, ensure that the input signal’s ground is
connected to the isolated ground pin on the camera.

HTTP API (Ethernet and Wi-Fi)

The HTTP API is the most powerful way to interface with the RedEdge-MX. You can use this API
using either the Ethernet connector or the camera’s Wi-Fi access point.

The API is accessed via HTTP connection to port 80 at the sensor IP address. Most data is
exchanged in the JSON format.

The actual value of the IP address depends on the configuration. When accessing the sensor
via its Wi-Fi access point, the sensor IP address will be 192.168.10.254. When the sensor is
connected to an Ethernet network, the sensor IP address will be 192.168.1.83 by default.

The sensor can be commanded to take a capture by either a GET or POST request to the
/capture URL.

For more information, please see

https://www.micasense.com/api

For examples, please see these articles:

Integration examples for MicaSense sensors

Inputs and outputs for MicaSense sensors

Serial API

The Serial API provides a MAVLink interface to the RedEdge-MX. You can use this API by
connecting your MAVLink-capable system to the host serial port on the sensor.

The API is accessed via serial messages in the MAVLink format. MAVLink provides an open data
format for interaction as well as a suite of tools to assist the programmer in developing and
testing the interface. RedEdge-MX uses MAVLink v1.0 messages and communicates with the
host at 57600 baud.

For more information and examples, please see

https://www.micasense.com/api

© 2020 MicaSense, Inc

Содержание DLS 2

Страница 1: ...MicaSense RedEdge MX and DLS 2 Integration Guide Revision 04 November 2020 Seattle WA 2020 MicaSense Inc MSPN 900 00022...

Страница 2: ...ation 8 Configuration Options 9 Default Overlap mode 9 Default trigger by HTTP API 10 MAVLink with PixHawk or similar flight controller 11 DLS 2 with Aircraft GPS 11 HTTP Connection 12 Serial Connecti...

Страница 3: ...customized integrations Advanced integrations take advantage of flexible interfaces including Ethernet serial and PWM GPIO trigger for seamless integration with any aircraft Firmware It is important...

Страница 4: ...w 47 2 degrees horizontal 35 4 degrees vertical Output bit depth 12 bit GSD 120 m 400 ft 8 cm pixel per band GSD 60 m 200 ft 4 cm pixel per band Center wavelengths and bandwidth Cameras with serial nu...

Страница 5: ...ber and output 1 Blue 2 Green 3 Red 4 NIR 5 Red edge Measurements and Attachment Points There are four M3 screw holes at 60 mm x 35 mm on center The sensor can be attached to the host aircraft using a...

Страница 6: ...November 2020 Page 5 of 21 2020 MicaSense Inc...

Страница 7: ...November 2020 Page 6 of 21 2020 MicaSense Inc...

Страница 8: ...aircraft Make sure the sensor points straight down with respect to the earth at all times during flight The best way to ensure this is to use a gimbal Normally the sensor should be in landscape orient...

Страница 9: ...guide Connect a compatible power supply to the camera s power pins For more details about power see the Input and Output section of this guide Once attached to the aircraft use the Flight Calculator t...

Страница 10: ...Link v1 0 messaging protocol for the serial API which the camera uses to interact with PixHawk You can read more detailed information here Guide for MicaSense Sensors and PixHawk DLS 2 with Aircraft G...

Страница 11: ...ection of this document for pin layout and details Visit https www micasense com api to learn more about communicating with the MAVLink API Input and Output The RedEdge MX DLS 2 sensor kit includes al...

Страница 12: ...own Power Input Item Value Nominal Voltage 5 0 V DC Input Voltage Range 4 0V 15 8V DC Average Power 3 5 Watts average 8 0 W peak Camera Not Providing Power to External GPS Module 4 0 Watts average 8 5...

Страница 13: ...ising edge pulse falling edge pulse or a PWM signal such as is typically used with standard servos When using a PWM signal as the trigger the camera detects a transition from a long PWM to a short PWM...

Страница 14: ...ndard TTL level serial port as well as an Ethernet port Documentation for the communications protocol is available by contacting MicaSense Pin Signal Direction 1 Serial RX 3 3 V Output From Camera 2 S...

Страница 15: ...timal efficiency Ensure the power source conforms to the specifications listed above and can supply the required voltage at the power port of the camera accounting for any losses in the wiring USB por...

Страница 16: ...es the forward overlap and cannot account for the side overlap which must be calculated in a flight planner using the sensor s field of view to create an appropriate row spacing We recommend this mode...

Страница 17: ...ssing the sensor via its Wi Fi access point the sensor IP address will be 192 168 10 254 When the sensor is connected to an Ethernet network the sensor IP address will be 192 168 1 83 by default The s...

Страница 18: ...rectly to RedEdge MX During a mission the DLS 2 measures the ambient light and sun angle and records this information in the metadata of the TIFF images captured by the camera This information can the...

Страница 19: ...November 2020 Page 18 of 21 Measurements and Attachment Points Height 14 03 mm Width 46 00 mm Length 63 50 mm Weight 49 g 2020 MicaSense Inc...

Страница 20: ...The signal types are outlined in the User Guide for MicaSense Sensors The camera trigger button will command a capture on the RedEdge MX This is useful for capturing a preflight image of the calibrati...

Страница 21: ...connector on the DLS 2 should be facing forward in the flight direction Mounting it in the opposite direction will cause the magnetometer calibration process to be backwards but will otherwise still...

Страница 22: ...nd DLS 2 Integration Guide Revision 04 November 2020 MSPN 900 00022 MicaSense Inc Seattle WA 98103 The contents of this guide are subject to change without notice MicaSense Inc assumes no liability fo...

Страница 23: ...November 2020 Page 22 of 21 Revision History Revision Description Date 03 Previous version April 2019 04 Updated the match Altum guide November 2020 2020 MicaSense Inc...

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