Parachute Manual DRS-M210-V2
©2020 Drone Rescue Systems
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7
Device
The DRS-M210-V2 is equipped with a micro SD memory card slot. The SD card is
FAT32 formatted and used to store logfiles, perform firmware updates, and load
configuration parameters.
Device states and signals
An indication light and a buzzer are used to inform the pilot about the DRS-M210-
V2 internal system states as described in
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.
State
Visual Signal Acoustic signal Description
INITIALIZE
Breathing* Blue
System initializing.
ON
Solid Blue
System on, waiting for valid PWM
input signal. Manual deployment
not possible.
ARMED
MANUAL
Blinking**
Green
System armed - ready for take-off.
Manual deployment possible.
ARMED
AUTOMATIC
Solid Green
Short Beep
System armed - take-off detected.
Automatic failure detection active.
ERROR
Blinking Red
System error.
DEPLOYED
Solid Red
Beeping till
power off
Parachute deployed.
UPDATE
Blinking Purple
Firmware update in progress.
Table 2 Device states and indication signals
* Breathing smoothly fades the LED in and out in an interval of about 1 second
** Blinking immediately switches the LED from off to on and vice versa.
Device Configuration
The DRS-M210-V2 parach
ute system’s behavior can be configured with the
parameters described in Table 3. A configuration-
file (ASCII text) named ”config.txt”
contains the parameter values. It must be placed in the root directory of the micro
SD card. At boot time this file is processed and the values are stored for internal
use. If the configuration-file cannot be processed for any reason, the LED flashes
red for a short period of time after powering the DRS-M210-V2.
To set a parameter to a specific value the line has to start with the key-
word ”set”
followed by the parameter’s name and the value, all separated with a space. As an
