doc: Note that EasyMega and TeleMega report A-D continuity

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/doc/usage.inc b/doc/usage.inc
index 8349f86c52f3d7287661e1b0ed601c6eb2f59c1a..25fdd6d32899af59e183f941e7a892e2bfdc3eb9 100644 (file)
--- a/doc/usage.inc
+++ b/doc/usage.inc
@@ -166,6 +166,15 @@
                 controlling the flight or transmitting telemetry
                 signals, but no record of the flight will be
                 stored in on-board flash.
                 controlling the flight or transmitting telemetry
                 signals, but no record of the flight will be
                 stored in on-board flash.

+
+               |Additional Igniters
+               |four very short beeps
+               |Continuity indication for the four additional pyro
+               |channels on TeleMega and EasyMega. One high tone for
+               |no continuity, one low tone for continuity. These are
+               |produced after the continuity indicators for the two
+               |primary igniter channels.
+

                |====
 
                ifdef::radio[]
                |====
 
                ifdef::radio[]