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authorChristian Starkjohann <cs+github@obdev.at>2008-04-17 19:28:18 +0000
committerChristian Starkjohann <cs+github@obdev.at>2008-04-17 19:28:18 +0000
commit1c8a62d484550aba8db26ffb7202daa3d3a76396 (patch)
tree0dfde649d9e2b96bb4c029548082dac861fe13c1 /usbdrv/oddebug.c
parentc45ef28d96f1eed5c5d06dd42b937c0b751d9a72 (diff)
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- used wrong name in copy -- fixed this
Diffstat (limited to 'usbdrv/oddebug.c')
-rw-r--r--usbdrv/oddebug.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/usbdrv/oddebug.c b/usbdrv/oddebug.c
new file mode 100644
index 0000000..612e036
--- /dev/null
+++ b/usbdrv/oddebug.c
@@ -0,0 +1,50 @@
+/* Name: oddebug.c
+ * Project: AVR library
+ * Author: Christian Starkjohann
+ * Creation Date: 2005-01-16
+ * Tabsize: 4
+ * Copyright: (c) 2005 by OBJECTIVE DEVELOPMENT Software GmbH
+ * License: GNU GPL v2 (see License.txt) or proprietary (CommercialLicense.txt)
+ * This Revision: $Id$
+ */
+
+#include "oddebug.h"
+
+#if DEBUG_LEVEL > 0
+
+#warning "Never compile production devices with debugging enabled"
+
+static void uartPutc(char c)
+{
+ while(!(ODDBG_USR & (1 << ODDBG_UDRE))); /* wait for data register empty */
+ ODDBG_UDR = c;
+}
+
+static uchar hexAscii(uchar h)
+{
+ h &= 0xf;
+ if(h >= 10)
+ h += 'a' - (uchar)10 - '0';
+ h += '0';
+ return h;
+}
+
+static void printHex(uchar c)
+{
+ uartPutc(hexAscii(c >> 4));
+ uartPutc(hexAscii(c));
+}
+
+void odDebug(uchar prefix, uchar *data, uchar len)
+{
+ printHex(prefix);
+ uartPutc(':');
+ while(len--){
+ uartPutc(' ');
+ printHex(*data++);
+ }
+ uartPutc('\r');
+ uartPutc('\n');
+}
+
+#endif