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update info on using separate pyro batteries to encourage including a switch
[fw/altos]
/
doc
/
usage.inc
diff --git
a/doc/usage.inc
b/doc/usage.inc
index dd795bdd4125f7a0ad55987a1a0ba35d000ce12c..68d08bad8690a821f8b5649f70d788e187383156 100644
(file)
--- a/
doc/usage.inc
+++ b/
doc/usage.inc
@@
-297,7
+297,8
@@
To use a separate pyro battery, connect the negative pyro
battery terminal to the flight computer ground terminal,
To use a separate pyro battery, connect the negative pyro
battery terminal to the flight computer ground terminal,
- the positive battery terminal to the igniter and the other
+ the the switched positive battery terminal to the igniter
+ and the other
igniter lead to the negative pyro terminal on the flight
computer. When the pyro channel fires, it will complete the
circuit between the negative pyro terminal and the ground
igniter lead to the negative pyro terminal on the flight
computer. When the pyro channel fires, it will complete the
circuit between the negative pyro terminal and the ground
@@
-305,6
+306,12
@@
to hook this up for each flight computer will be found
in the section below for that flight computer.
to hook this up for each flight computer will be found
in the section below for that flight computer.
+ Note that you must include a switch in the positive lead of
+ the pyro battery for safety, as the on-board power switch
+ circuit on our product only controls current flow from the
+ the primary or system battery!
+
+
=== Using a Different Kind of Battery
EasyMini
=== Using a Different Kind of Battery
EasyMini