Diff: uracolib/MxRadio_trx_rf230_sram.cpp

Revision:

0:5f1d66c85ae0

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uracolib/MxRadio_trx_rf230_sram.cpp	Thu Apr 09 16:42:51 2015 +0800
@@ -0,0 +1,123 @@
+/* Copyright (c) 2007 Axel Wachtler
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+
+   * Redistributions of source code must retain the above copyright
+     notice, this list of conditions and the following disclaimer.
+   * Redistributions in binary form must reproduce the above copyright
+     notice, this list of conditions and the following disclaimer in the
+     documentation and/or other materials provided with the distribution.
+   * Neither the name of the authors nor the names of its contributors
+     may be used to endorse or promote products derived from this software
+     without specific prior written permission.
+
+   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+   AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+   ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+   LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+   CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+   SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+   CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+   ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+   POSSIBILITY OF SUCH DAMAGE. */
+
+/*
+ * ===========================================================================
+ * This file is a copy of the file hif_rf230.c, which is part of
+ * Atmels software package "IEEE 802.15.4 MAC for AVR Z-Link"
+ * ===========================================================================
+ */
+/*
+ * Copyright (c) 2006, Atmel Corporation All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * 3. The name of ATMEL may not be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
+ * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+
+/* $Id$ */
+/**
+ * @file
+ * @brief SRAM access functionds for AT86RF230.
+ *
+ * This functions are moved to this module, in order to
+ * make librf230 more scaleable.
+ *
+ *
+ */
+
+
+/* === Includes ============================================================ */
+#include <MxRadio.h>
+
+void cMxRadio::trx_sram_write(trx_ramaddr_t addr, uint8_t length, uint8_t *data)
+{
+
+    // Select transceiver
+    m_cs=0;//SPI_SELN_LOW();
+
+    m_spi.write(TRX_CMD_SW);//SPI_DATA_REG = TRX_CMD_SW;
+    //SPI_WAITFOR();
+    m_spi.write(addr);//SPI_DATA_REG = addr;
+    //SPI_WAITFOR();
+    do
+    {
+    	 m_spi.write(*data++);//SPI_DATA_REG = *data++;
+        //SPI_WAITFOR();
+    }
+    while (--length > 0);
+
+    // Deselect Slave
+    m_cs=1;//SPI_SELN_HIGH();
+}
+
+
+void cMxRadio::trx_sram_read(trx_ramaddr_t addr, uint8_t length, uint8_t *data)
+{
+
+    // Select transceiver
+	m_cs=0;//SPI_SELN_LOW();
+
+	m_spi.write(TRX_CMD_SR);//SPI_DATA_REG = TRX_CMD_SR;
+    //SPI_WAITFOR();
+	 m_spi.write(addr);//SPI_DATA_REG = addr;
+    //SPI_WAITFOR();
+    do
+    {
+        //SPI_DATA_REG = 0;   /* dummy out */
+        //SPI_WAITFOR();
+        *data++ = m_spi.write(0);//SPI_DATA_REG;
+    }
+    while (--length > 0);
+
+    // Deselect Slave
+    m_cs=1;//SPI_SELN_HIGH();
+}
+
+/* EOF */