From 13905ad867482605f4e734dbfb9eb7b637f3b322 Mon Sep 17 00:00:00 2001
From: lzty634158 <lzty634158@github.com>
Date: Mon, 12 Nov 2018 16:36:57 +0800
Subject: [PATCH] fix csb float

---
 main.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/main.ts b/main.ts
index 3813868..4434419 100644
--- a/main.ts
+++ b/main.ts
@@ -250,7 +250,7 @@ namespace mbit_Sensor {
 
         // read pulse
         let d = pins.pulseIn(Echo, PulseValue.High, 23200);
-        return d / 58;
+        return  Math.floor(d / 58);
     }
 }
 
@@ -912,7 +912,7 @@ namespace mbit_Robot {
 
         // read pulse
         let d = pins.pulseIn(DigitalPin.P15, PulseValue.High, 43200);
-        return d / 58;
+        return  Math.floor(d / 58);
     }
 
     //% blockId=mbit_Music_Car block="Music_Car|%index"