From 778414796402a41e577031007d6328e7409c9e1e Mon Sep 17 00:00:00 2001 From: Christian Pointner Date: Mon, 20 Jan 2014 18:52:05 +0000 Subject: fixed some typos git-svn-id: https://svn.spreadspace.org/mur.sat@867 7de4ea59-55d0-425e-a1af-a3118ea81d4c --- doc/MCUs | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'doc/MCUs') diff --git a/doc/MCUs b/doc/MCUs index 7b06365..e48c66e 100644 --- a/doc/MCUs +++ b/doc/MCUs @@ -10,6 +10,7 @@ List of all MCUs and their purpose Tasks: - store collected data -> SDCard (min. 4 GB) + Log-structured file system?? - monitor SOL (rotations, camera) -> SDCard - takes pictures using camera -> SDCard check SOL if picture is worth a try @@ -32,10 +33,10 @@ List of all MCUs and their purpose Tasks: - wait for 'impacts' aka signals form microphone - - ater 'noise' start recording and wake up MPU + - after 'noise' is detected start recording and wake up MPU - when internal ring buffer is full stop recording - MPU may start downloading the audio data which prevents - ring buffer from overfilling -> endless recording + the ring buffer from overfilling -> endless recording - recording may be triggered by MPU as well - MPU may send audio data which should be played using a small piezo (optional) @@ -48,6 +49,7 @@ List of all MCUs and their purpose clock (RTC). Tasks: + - initalize/boot up satellite - maintain vital-power (turn of main power to prevent power outages) - monitor solar energy levels - battery management (using BAT) @@ -92,6 +94,8 @@ List of all MCUs and their purpose This processor controls the 2m and 70cm transceivers. There are two radios. Each consist of one COMM processor, one 2m transceiver and on 70cm transcevier. A static network of gates takes care of assigning radios to MPU and CRX. + Optional: connect the "soundcard"(IDM) output to the audio input of the 2m transceiver + to send out audio. Tasks: - initialize and control the 2m and 70cm transceivers -- cgit v1.2.3