From 0a3e27e3a392be4cfe03d200068a7e69bb2f3fdb Mon Sep 17 00:00:00 2001 From: Keith Packard Date: Mon, 18 Nov 2013 12:38:52 -0800 Subject: [PATCH 1/1] Make companion.xsl validate Signed-off-by: Keith Packard --- doc/companion.xsl | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/doc/companion.xsl b/doc/companion.xsl index 1215d9af..14e2194e 100644 --- a/doc/companion.xsl +++ b/doc/companion.xsl @@ -1,5 +1,5 @@ -
@@ -44,18 +44,22 @@ The Companion Port provides two different functions: + Power. Both battery-level and 3.3V regulated power are available. Note that the amount of regulated power is not huge; TeleMetrum contains a 150mA regulator and uses, at peak, about 120mA or so. For applications needing more than a few dozen mA, placing a separate regulator on them and using the battery for power is probably a good idea. + + SPI. The flight computer operates as a SPI master, using a protocol defined in this document. Companion boards provide a matching SPI slave implementation which supplies telemetry information for the radio downlink during flight + @@ -85,9 +89,11 @@
SPI Message Formats + This section first defines the command message format sent from the flight computer to the companion board, and then the various reply message formats for each type of command message. +
Command Message -- 2.30.2