http://www.altusmetrum.org/AltOS/
ifdef::telemega[]
+
=== Updating TeleMega, TeleMetrum v2, EasyMega, EasyMini or TeleDongle v3 Firmware
+
endif::telemega[]
ifndef::telemega[]
+
=== Updating EasyMini Firmware
+
endif::telemega[]
Self-programmable devices are reprogrammed by
to the USB wires on the row of pins towards the center
of the board. Ground is available on the capacitor
next to it, on the end towards the USB wires.
+
+ TeleBT v3::
+
+ Connect pin 4 on the CPU to 3.3V, which can be done by
+ connecting pin 1 to pin 4. Pin 1 is the left pin on
+ the lower edge of the chip when the unit is oriented
+ such that the SMA is at the top.
+
+ TeleBT v4::
+
+ Connect pin 30 on the CPU to ground. Pin 30 is the 6th
+ pin from the right on the top when the unit is oriented
+ such that the SMA is at the top.
endif::telemetrum[]
Once you've located the right pins: