From: Bernie Innocenti <bernie@codewiz.org>
Date: Fri, 25 Mar 2011 18:25:43 +0000 (-0400)
Subject: Switch back to 115.2kbps
X-Git-Url: https://codewiz.org/gitweb?p=rmslog.git;a=commitdiff_plain;h=11db4fb1c52b7460f55d84402d5eb44da7bbda99;hp=a93a61d1163833d9bdee2026ba5a89a8863bf802

Switch back to 115.2kbps
---

diff --git a/rmslog/main.c b/rmslog/main.c
index aa33cf7..9f52d5f 100644
--- a/rmslog/main.c
+++ b/rmslog/main.c
@@ -5,7 +5,9 @@
  *
  * \brief Serial data logger for RMS
  *
- * This application logs data 
+ * This application records all incoming data from an RS-232 serial port
+ * to a file on a FAT-formatted SD card. It can be used to log kernel
+ * console messages.
  */
 
 #include "hw/hw_led.h"
@@ -132,11 +134,15 @@ static void init(void)
 
 	/* Initialize UART0 */
 	ser_init(&ser, SER_UART0);
-	//FIXME
+
+	//FIXME: The 16MHz arduino clock causes 3.5% baudrate error at 115200
 	//ser_setbaudrate(&ser, 115200);
-	//ser_setbaudrate(&ser, 57600);
-	//UCSR0A = BV(U2X0);
-	ser_setbaudrate(&ser, 19200);
+	ser_setbaudrate(&ser, 57600);
+	UCSR0A = BV(U2X0);
+
+	// At this baud rate, we're fast enought to write a continuous
+	// input stream to the SD card
+	//ser_setbaudrate(&ser, 19200);
 
 	/* Initialize LED driver */
 	LED_INIT();
@@ -196,8 +202,6 @@ int main(void)
 			LED_ON();
 			fat_write_file(fd, (void *)buf, size);
 			sync_pending = true;
-			sprintf(buf, "%d\r\n", size);
-			ser_write(&ser, buf, strlen(buf));
 			LED_OFF();
 		}
 		else