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Diffstat (limited to 'doc/telemini-v2.0.inc')
| -rw-r--r-- | doc/telemini-v2.0.inc | 40 |
1 files changed, 31 insertions, 9 deletions
diff --git a/doc/telemini-v2.0.inc b/doc/telemini-v2.0.inc index 63e6db5d..0a6a7b2d 100644 --- a/doc/telemini-v2.0.inc +++ b/doc/telemini-v2.0.inc @@ -54,6 +54,28 @@ |Switch connection to positive battery terminal |==== + === Connecting A Battery To TeleMini v2.0 + + There are two possible battery connections on TeleMini + v2.0. You can use either method; both feed through + the power switch terminals. + + One battery connection is the standard Altus Metrum + white JST plug. This mates with single-cell Lithium + Polymer batteries sold by Altus Metrum. + + The other is a pair of screw terminals marked 'Battery + +' and 'Battery -'. Connect a battery from 4 to 12 + volts to these terminals, being careful to match polarity. + + === Charging Lithium Batteries + + Because TeleMini v2.0 allows for batteries other than + the standard Altus Metrum Lithium Polymer cells, it + cannot incorporate a battery charger + circuit. Therefore, when using a Litium Polymer cell, + you'll need an external charger. These are available + from Altus Metrum, or from Spark Fun. === Using a Separate Pyro Battery with TeleMini v2.0 @@ -78,12 +100,12 @@ === Using an Active Switch with TeleMini v2.0 - As explained above, an external active switch requires three - connections, one to the positive battery terminal, one to - the flight computer positive input and one to ground. Use - the negative external battery connection, top terminal 4 for - ground. - - The positive battery terminal is available on bottom - terminal 4, the positive flight computer input is on the - bottom terminal 3. + As explained above, an external active switch requires three + connections, one to the positive battery terminal, one to + the flight computer positive input and one to ground. Use + the negative external battery connection, top terminal 4 for + ground. + + The positive battery terminal is available on bottom + terminal 4, the positive flight computer input is on the + bottom terminal 3. |