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authorYuval Adam <yuval@y3xz.com>2016-03-26 01:25:47 +0300
committerYuval Adam <yuval@y3xz.com>2016-03-26 01:25:47 +0300
commit6b948aa9b2b48251940db5ebfc33877a887d7fb7 (patch)
treec8cc0777d5b031b74bdec52590d817b86c08534d /usb/usbdrv/oddebug.c
parenta7925a5ff45906ff87a2e83f522202b4e22b801e (diff)
Rename keyboard -> USB
Diffstat (limited to 'usb/usbdrv/oddebug.c')
-rw-r--r--usb/usbdrv/oddebug.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/usb/usbdrv/oddebug.c b/usb/usbdrv/oddebug.c
new file mode 100644
index 0000000..19bf142
--- /dev/null
+++ b/usb/usbdrv/oddebug.c
@@ -0,0 +1,49 @@
+/* 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), GNU GPL v3 or proprietary (CommercialLicense.txt)
+ */
+
+#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