Diff: HSP/Interfaces/I2C_RPC.cpp

Revision:

0:e4a10ed6eb92

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/HSP/Interfaces/I2C_RPC.cpp	Tue Oct 25 15:22:11 2016 +0000
@@ -0,0 +1,85 @@
+/*******************************************************************************
+ * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
+ *
+ * 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 MAXIM INTEGRATED 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.
+ *
+ * Except as contained in this notice, the name of Maxim Integrated
+ * Products, Inc. shall not be used except as stated in the Maxim Integrated
+ * Products, Inc. Branding Policy.
+ *
+ * The mere transfer of this software does not imply any licenses
+ * of trade secrets, proprietary technology, copyrights, patents,
+ * trademarks, maskwork rights, or any other form of intellectual
+ * property whatsoever. Maxim Integrated Products, Inc. retains all
+ * ownership rights.
+ *******************************************************************************
+ */
+#include <stdint.h>
+#include "StringHelper.h"
+#include "I2C_RPC.h"
+#include "Peripherals.h"
+
+//******************************************************************************
+// input
+// [instance] [slaveAddress] [writeNumber] [](data to write) [readNumber]
+// output data to read
+int I2C_WriteRead(char argStrs[32][32], char replyStrs[32][32]) {
+  uint8_t args[16];
+  uint8_t reply[16];
+  uint8_t writeNumber;
+  uint8_t readNumber;
+  uint8_t instance;
+  uint8_t slaveAddress;
+  int ret1;
+  int ret2;
+  I2C *i2c;
+  // get the number of bytes to write
+  ProcessArgs(argStrs, args, 3); // parse [instance] [slaveAddress] [writeNumber]
+  instance = args[0];
+  slaveAddress = args[1];
+  writeNumber = args[2];
+  // parse [instance] [slaveAddress] [writeNumber] [](data to write)
+  // [readNumber]
+  ProcessArgs(argStrs, args, writeNumber + 4);
+  readNumber = args[writeNumber + 3];
+
+  if (instance == 1) {
+    i2c = Peripherals::i2c1();
+  }
+  if (instance == 2) {
+    i2c = Peripherals::i2c2();
+  }
+  ret1 = 0;
+  ret2 = 0;
+
+  if (writeNumber != 0) {
+    ret1 = i2c->write((int)slaveAddress, (char *)&args[3], (int)writeNumber);
+  }
+  if (readNumber != 0) {
+    ret2 = i2c->read((int)slaveAddress, (char *)reply, (int)readNumber);
+  }
+
+	if (ret1 != 0) reply[0] = 0xFF;
+	if (ret2 != 0) reply[0] = 0xFF;
+
+
+  // reply[0] = 0x80;
+  FormatReply(reply, readNumber, replyStrs);
+  return 0;
+}