From 9595ce520a6be0d993e87d80bed9fc47e7c203ba Mon Sep 17 00:00:00 2001
From: Marti Bolivar <mbolivar@leaflabs.com>
Date: Fri, 27 May 2011 16:11:37 -0400
Subject: usart.h: Allow the environment to determine USART_RX_BUF_SIZE.

Place the USART_RX_BUF_SIZE #define within an #ifndef to allow users
to pick their own buffer size.

See http://forums.leaflabs.com/topic.php?id=803
---
 libmaple/usart.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libmaple')

diff --git a/libmaple/usart.h b/libmaple/usart.h
index 9ba94bd..1cfba96 100644
--- a/libmaple/usart.h
+++ b/libmaple/usart.h
@@ -228,7 +228,9 @@ typedef struct usart_reg_map {
  * Devices
  */
 
+#ifndef USART_RX_BUF_SIZE
 #define USART_RX_BUF_SIZE               64
+#endif
 
 /** USART device type */
 typedef struct usart_dev {
-- 
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