1 files changed, 41 insertions, 0 deletions
diff --git a/aliznayem/spi.h b/aliznayem/spi.h
new file mode 100644
index 0000000..2afb91d
--- /dev/null
+++ b/aliznayem/spi.h
@@ -0,0 +1,41 @@
+/*
+    Copyright (c) 2007 Stefan Engelke <mbox@stefanengelke.de>
+
+    Permission is hereby granted, free of charge, to any person 
+    obtaining a copy of this software and associated documentation 
+    files (the "Software"), to deal in the Software without 
+    restriction, including without limitation the rights to use, copy, 
+    modify, merge, publish, distribute, sublicense, and/or sell copies 
+    of the Software, and to permit persons to whom the Software is 
+    furnished to do so, subject to the following conditions:
+
+    The above copyright notice and this permission notice shall be 
+    included in all copies or substantial portions of the Software.
+
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 
+    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
+    NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 
+    HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 
+    WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
+    OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
+    DEALINGS IN THE SOFTWARE.
+
+    $Id$
+*/
+
+#ifndef SPI_h
+#define SPI_h
+
+    #define SPI_DDR   DDRB
+    #define MISO         4
+    #define MOSI         3
+    #define SCK          5
+    #define SS           2
+
+void spi_init();
+void spi_transfer_sync (uint8_t * dataout, uint8_t * datain, uint8_t len);
+void spi_transmit_sync (uint8_t * dataout, uint8_t len);
+uint8_t spi_fast_shift (uint8_t data);
+
+#endif