Diff: I2CLEDDisp.h

Revision:

0:eae10b76cd72

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/I2CLEDDisp.h	Thu Oct 21 11:51:14 2010 +0000
@@ -0,0 +1,75 @@
+/*
+ * mbed library for I2C LED Display
+ * Copyright (c) 2010 Hiroshi Suga
+ * Released under the MIT License: http://mbed.org/license/mit
+ *
+ * This product includes:
+ * mbed TextLCD Library, for a 4-bit LCD based on HD44780
+ * Copyright (c) 2007-2010, sford
+ */
+ 
+#ifndef I2CLEDDisp_H
+#define I2CLEDDisp_H
+
+#include "mbed.h"
+
+#define I2CLEDDisp_ADDR 0x78
+
+enum I2CLEDDispType {
+    LEDDISP4x1		= 1,
+    LEDDISP4x1x2	= 2,
+    LEDDISP4x1x3	= 3,
+    LEDDISP4x1x4	= 4
+};
+
+enum I2CLEDDispConfig {
+    LEDDISPCFG_ENABLE   = 0x80,
+    LEDDISPCFG_SPEED    = 0x40,
+    LEDDISPCFG_ADDR1    = 0x20,
+    LEDDISPCFG_ADDR0    = 0x10,
+    LEDDISPCFG_INIT     = 0x08
+};
+
+enum I2CLEDDispControl {
+	LEDDISP_CONTROL_B0      = 0x00,
+	LEDDISP_CONTROL_B25     = 0x01,
+	LEDDISP_CONTROL_B50     = 0x02,
+	LEDDISP_CONTROL_B100    = 0x03,
+	LEDDISP_CONTROL_AC	    = 0x00,
+	LEDDISP_CONTROL_AB	    = 0x04,
+	LEDDISP_CONTROL_ABC	    = 0x08,
+	LEDDISP_CONTROL_ACC     = 0x0c,
+	LEDDISP_CONTROL_ATTRIB  = 0x10,
+	LEDDISP_CONTROL_BLINK	= 0x20,
+	LEDDISP_CONTROL_TEST	= 0x40,
+	LEDDISP_CONTROL_CLEAR	= 0x80
+};
+
+class I2CLEDDisp : public Stream {
+public:
+    I2CLEDDisp (PinName p_sda, PinName p_scl, int p_i2caddr = I2CLEDDisp_ADDR, I2CLEDDispType p_type = LEDDISP4x1, I2CLEDDispControl p_ctrl = LEDDISP_CONTROL_B100);
+    I2CLEDDisp (I2C& p_i2c, int p_i2caddr = I2CLEDDisp_ADDR, I2CLEDDispType p_type = LEDDISP4x1, I2CLEDDispControl p_ctrl = LEDDISP_CONTROL_B100);
+
+    void locate (int, int);
+    void cls ();
+    void disp_cfg (I2CLEDDispConfig);
+
+protected:
+    virtual int _putc (int);
+    virtual int _getc ();
+
+    int address (int, int);
+    int rows ();
+    int cols ();
+    void init (int, I2CLEDDispType, I2CLEDDispControl);
+    void disp_out (int, int);
+    int disp_in (int);
+
+    I2C i2c;
+    int i2caddr, addr;
+    I2CLEDDispType type;
+    I2CLEDDispControl ctrl;
+    int x, y;
+};
+
+#endif