TeraBee TeraRanger Evo Manuale utente
Instruction Manual for:
TeraRanger Evo
Connection to Pixhawk
Autopilots
Published March 2018
Table of contents:
1 Introduction
2 Compatibility table
3 Wiring Connection to Pixhawk
3.1 TeraRanger Evo wiring connection – Pixhawk 2.1
3.2 TeraRanger Evo wiring connection – Pixhawk 1
4 Setup the onboard firmware steps to follow:
4.1 PX4 – QGroundControl
4.2 ArduCopter – QGroundControl
4.3 ArduCopter – APM Planner 2
4.4 ArduCopter – Mission Planner
1 Introduction
The purpose of this document is to explain how to connect a TeraRanger Evo sensor
to a Pixhawk board through the I2C interface and how to setup PX4 or ArduPilot
firmware to enable TeraRanger Evo sensor use.
2 Compatibility table
At the time of writing, to make the TeraRanger Evo sensor work you must use the
developer build version of Arducopter or a PX4 version higher than v.1.7.0.
QGroundControl makes it easy to flash the required firmware through the advanced
settings. For APM 2 software, see here: http://firmware.ardupilot.org/. Refer to the
table below for compatibility.
Sensor Version
Firmware Version compatibility
TR-Evo
– PX4: from Flight Stack v.1.7.0 onwards
– APM: from CopterV3.6 onwards
3 Wiring Connection to
Pixhawk
3.1 TeraRanger Evo wiring
connection – Pixhawk 2.1
For brevity we will refer to TeraRanger Evo as TR-Evo. To connect a TeraRanger
Evo sensor module to Pixhawk please make sure you have a TeraRanger Evo I2C
version,composed of:
1. TR-Evo sensor
2. TR-I2C/UART backboard
3. DF13 9P to open-ended cable
To connect the sensor to the Pixhawk, please use the open-ended cable and make
your connection as shown below:
Pixhawk I2C connector ref is : JST-GH 4pins
Evo I2C backboard pins
Pixhawk 2.1 I2C port pins
Color
1 Tx
2 Rx
3 GND
4 SDA
3 SDA
Blue
5 SCL
2 SCL
Green
6
7 VCC
1 VCC
Orange
8 GND
4 GND
Black
9
Then connect the cable to the Pixhawk I2C port:
3.2 TeraRanger Evo wiring
connection – Pixhawk 1
For brevity we will refer to TeraRanger Evo as TR-Evo. To connect a TeraRanger
Evo sensor module to Pixhawk please make sure you have a TeraRanger Evo I2C
version,composed of:
1. TR-Evo sensor
2. TR-I2C/UART backboard
3. DF13 9P to open-ended cable
To connect the sensor to the Pixhawk, please use the open-ended cable and make
your connection as shown below:
Pixhawk I2C connector ref is : DF13 4pins
Evo I2C backboard pins
Pixhawk I2C port pins
Color
1 Tx
2 Rx
3 GND
4 SDA
3 SDA
Blue
5 SCL
2 SCL
Green
6
7 VCC
1 VCC
Orange
8 GND
4 GND
Black
9
Then connect the cable to the Pixhawk I2C port:
4 Setup the onboard
firmware steps to follow:
4.1 PX4 – QGroundControl
Note: Please always use the latest QGroundControl version, available from:
https://docs.qgroundcontrol.com/en/getting_started/download_and_install.html
1. Launch QGroundControl software
2. Open Vehicle setup menu and go into the Firmware tab (unplug and
replug autopilot if needed).
Select the latest stable release of PX4 Flight Stack. Press the Ok button to flash the
autopilot.Go to: Parameters/Sensor Enable
3. In the field SENS_EN_TRANGER select your TeraRanger sensor type:
● TREvo
Press Save to confirm.
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