From: Dobrica Pavlinusic <dpavlin@rot13.org>
Date: Sat, 29 Aug 2015 22:36:41 +0000 (+0200)
Subject: don't overflow serial buffer
X-Git-Url: http://git.rot13.org/?a=commitdiff_plain;h=c7ee9b92e8118fdf8f0305800f79ae709bac8e83;p=Arduino

don't overflow serial buffer
---

diff --git a/rpi_promini/rpi_promini.ino b/rpi_promini/rpi_promini.ino
index 73d3092..81964a3 100644
--- a/rpi_promini/rpi_promini.ino
+++ b/rpi_promini/rpi_promini.ino
@@ -154,7 +154,7 @@ void loop() {
        Serial.println(dht.getStatusString());
      }
 
-     if ( input >= 0x30 && input <= 0x39 ) {
+     if ( input >= 0x30 && input <= 0x39 && serial_pos < 2 ) {
        input = input - 0x30; // ASCII to number
        serial_data[serial_pos++] = input;
      } else {