diff options
| author | Bdale Garbee <bdale@gag.com> | 2010-02-06 13:02:41 -0700 |
|---|---|---|
| committer | Bdale Garbee <bdale@gag.com> | 2010-02-06 13:02:41 -0700 |
| commit | fc5cfff16e7607cc60094b79dfbd17c3d09294a9 (patch) | |
| tree | 1595b2e79c8ccc9d3aa9bd0ada4c0cc9cfab110e | |
| parent | 0c51c11ac2ad0474808b276b366709f7b83588e2 (diff) | |
mo
| -rw-r--r-- | TeleMetrum/index.mdwn | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/TeleMetrum/index.mdwn b/TeleMetrum/index.mdwn index a7f4aba..46f16f7 100644 --- a/TeleMetrum/index.mdwn +++ b/TeleMetrum/index.mdwn @@ -99,10 +99,11 @@ always want GPS on board, which lead to our current second generation boards. * 128k x 8 * SPI interface * [Microchip MCP9700A](http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en027103) discrete temperature sensor - * eliminated in v0.2 to free GPIO line for companion interface * used 1000uF electrolytic capacitor charged to 5V for pyro supply * two LEDs instead of one attached to CPU - * eliminated second LED to free GPIO line for companion interface + +The elimination of the discrete temperature sensor and second LED were +necessary to support the companion board interface added in v0.2. ## [Production History](production) ## |