yasuyuki onodera / MCP4018

MCP4018 library

Dependents:   mbed_MCP4018

See https://developer.mbed.org/users/yasuyuki/notebook/MCP4018/

Files at this revision

API Documentation at this revision

Revision 0:f32b8e382343, committed 2014-11-08

Comitter:
yasuyuki
Date:
Sat Nov 08 12:14:31 2014 +0000
Commit message:
release

Changed in this revision

MCP4018.cpp Show annotated file Show diff for this revision Revisions of this file
MCP4018.h Show annotated file Show diff for this revision Revisions of this file 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MCP4018.cpp	Sat Nov 08 12:14:31 2014 +0000
@@ -0,0 +1,29 @@
+//**********************
+// MCP4018.cpp for mbed
+//
+// MCP4018 mcp4018(P0_5,P0_4);
+// or
+// I2C i2c(P0_5,P0_4);
+// MCP4018 mcp4018(i2c);
+//
+// (C)Copyright 2014 All rights reserved by Y.Onodera
+// http://einstlab.web.fc2.com
+//**********************
+
+#include "mbed.h"
+#include "MCP4018.h"
+
+MCP4018::MCP4018 (PinName sda, PinName scl) : _i2c(sda, scl) {
+}
+MCP4018::MCP4018 (I2C& p_i2c) : _i2c(p_i2c) {
+}
+
+
+void MCP4018::put(unsigned char a)
+{
+
+    buf[0]=0x7F & a;
+    _i2c.write(MCP4018_ADDR, buf, 1);
+ 
+}
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MCP4018.h	Sat Nov 08 12:14:31 2014 +0000
@@ -0,0 +1,31 @@
+//**********************
+// MCP4018.h for mbed
+//
+// (C)Copyright 2014 All rights reserved by Y.Onodera
+// http://einstlab.web.fc2.com
+//**********************
+
+#ifndef MCP4018_H_
+#define MCP4018_H_
+
+#define MCP4018_ADDR                0x5E
+
+#include "mbed.h"
+
+
+class MCP4018{
+public:
+    MCP4018 (PinName sda, PinName scl);
+    MCP4018 (I2C& p_i2c);
+    void put(unsigned char a);
+
+protected:
+    
+    I2C _i2c;
+
+    char buf[2];
+
+};
+
+#endif /* MCP4018_H_ */
+