X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=doc%2Ftelemini-v2.0.inc;h=5803a2cad7942800ac606dd7c0006a9cf8fe52bc;hb=6260ee1419ba5c122939b28e3e8fc6f8ecf48928;hp=63e6db5d2bcb44e090c21ac97a2457005685a3ec;hpb=adfbccfeb551c9d0315116912e7255a173fc3103;p=fw%2Faltos diff --git a/doc/telemini-v2.0.inc b/doc/telemini-v2.0.inc index 63e6db5d..5803a2ca 100644 --- a/doc/telemini-v2.0.inc +++ b/doc/telemini-v2.0.inc @@ -1,7 +1,7 @@ == TeleMini v2.0 + .TeleMini v2.0 Board image::telemini-v2-top.jpg[width="5.5in"] - TeleMini v2.0 is 0.8 inches by 1½ inches. It adds more on-board data logging memory, a built-in USB connector and @@ -18,6 +18,7 @@ connections for the apogee pyro circuit and the power switch. Counting from the left, the connections are as follows: + .TeleMini v2.0 Screw Terminals [options="header",grid="all",cols="2,3,10"] |==== |Terminal #|Terminal Name|Description @@ -54,6 +55,28 @@ |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 +101,12 @@ === 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.