X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=MicroPeakUSB%2Findex.mdwn;h=8c09482b60f20ab3d32b4ff9f59d1e6e1e65ebab;hb=8d2f53aff29177c708fd74ca3d03aabdd1982536;hp=7c9d57e1f0545a57d21e41f72171e4ad9c3c854b;hpb=d1ab309ce91f96555da2a310b7a6e8e48c419e98;p=web%2Faltusmetrum
diff --git a/MicroPeakUSB/index.mdwn b/MicroPeakUSB/index.mdwn
index 7c9d57e..8c09482 100644
--- a/MicroPeakUSB/index.mdwn
+++ b/MicroPeakUSB/index.mdwn
@@ -3,11 +3,11 @@
# MicroPeak USB Interface #
-The MicroPeak USB Interface board provides a way to capture flight
-logs over a USB connection to a computer running Linux, Mac OS or
-Windows.
+The MicroPeak USB Interface board provides a way to capture
+[MicroPeak](../MicroPeak/) flight logs over a USB connection to a
+computer running Linux, Mac OS or Windows.
-
+
## MicroPeak Data ##
@@ -15,25 +15,36 @@ Windows.
* Records raw barometer readings every 192ms
* Enough storage for 48 seconds
-No changes are needed to the MicroPeak hardware, but new firmware that
+No changes are needed to the [MicroPeak](../MicroPeak/) hardware, but new firmware that
includes the data download feature is necessary to use the MicroPeak
USB Interface.
## MicroPeak Interface ##
-MicroPeak transmits the entire flight log via the LED just after
-reporting the last flight altitude at power up. The data are
-transmitted in regular serial format at 9600 baud.
+[MicroPeak](../MicroPeak/) transmits the entire flight log via the LED just after
+reporting the last flight altitude at power up. The data burst is
+transmitted in a simple serial format at 9600 baud.
The MicroPeak USB Interface board contains a phototransistor,
op-amp and serial-to-USB interface chip. It also includes a blue LED
-which blinks in time with the MicroPeak orange LED. This makes
+which blinks in time with the [MicroPeak](../MicroPeak/) orange LED. This makes
aligning the two boards by hand quite easy.
+
+
+Here's a picture of the device in operation, with
+[MicroPeak](../MicroPeak) positioned to transmit data. The blue LED on
+the interface board is visible through the smaller hole in the front
+of the box.
+
+
+
## MicroPeak Application ##
-Java application that runs on Windows, Mac OS X and Windows.
-Captures and saves data, provides plots and statistics.
+The MicroPeak application written in Java runs on
+Windows, Mac OS X and Linux. It captures and saves the flight data, then
+produces plots and statistics. More information is available on the main
+[MicroPeak](../MicroPeak/) page.