From: smckown <smckown@4bc1554a-c7f2-4f65-a403-e0be01f0239c>
Date: Wed, 4 Nov 2009 03:55:01 +0000 (+0000)
Subject: Correct mph calculations in AnemometerP.nc for Davis aerovane.
X-Git-Tag: release/2.1.0-2~28
X-Git-Url: https://oss.titaniummirror.com/gitweb/?p=tinyos-2.x.git;a=commitdiff_plain;h=5cc70a3e4e0011533504832dc5da948983184e42

Correct mph calculations in AnemometerP.nc for Davis aerovane.
---

diff --git a/tos/platforms/tmirws/sensors/AnemometerP.nc b/tos/platforms/tmirws/sensors/AnemometerP.nc
index 40f8fc3f..dfb1bae6 100644
--- a/tos/platforms/tmirws/sensors/AnemometerP.nc
+++ b/tos/platforms/tmirws/sensors/AnemometerP.nc
@@ -55,7 +55,7 @@ implementation {
   /* Convert counts per second to mph */
   uint8_t toMph(uint8_t cps)
   {
-    return (uint8_t)(2.453 * (cps >> 1) + 0.5);
+    return 2.25 * cps + 0.5;
   }