Add missing cast to SoftwareSerial::peek() when returning buffered value

2016-03-09 15:12:31 -05:00 · 2016-03-09 15:12:31 -05:00 · 8beaa0e1b1
parent 7b2f6fc028
commit 8beaa0e1b1
1 changed files with 1 additions and 1 deletions
--- a/libraries/SoftwareSerial/src/SoftwareSerial.cpp
+++ b/libraries/SoftwareSerial/src/SoftwareSerial.cpp
@ -482,5 +482,5 @@ int SoftwareSerial::peek()
    return -1;

  // Read from "head"
-  return _receive_buffer[_receive_buffer_head];
+  return (uint8_t)_receive_buffer[_receive_buffer_head];
 }