Revision 0:93ae875cbb7a, committed 2017-12-10

Comitter:

wim

Date:

Sun Dec 10 17:02:32 2017 +0000

Commit message:

Lib for Noritake Itron VFD Module (1 Line, 20 Chars), Serial interface

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CU209SCPB.cpp	Sun Dec 10 17:02:32 2017 +0000
@@ -0,0 +1,230 @@
+/* mbed Library for Noritake Itron CU209SCPB-T20 VFD module
+ * 
+ * Copyright (c) 2017, v01: WH, Initial version
+ *
+ * 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.
+ */
+
+#include "mbed.h" 
+#include "CU209SCPB.h"
+#include "CU209SCPB_UDC.inc"
+
+
+ /** Constructor for class for driving Noritake Itron CU209SCPB VFD module
+  *
+  *  @brief Supports 1 line of 20 chars (5x7 matrix segments).
+  *         Serial bus interface device. 
+  *  @param  PinName TX Serial bus pin
+  *  @param  Baud baud selects baudrate (default 19200)  
+  *  @param  Int Parity selects paritybits (default Even)  
+  */
+CU209SCPB::CU209SCPB(PinName TXD, Baud baud, SerialBase::Parity parity) : _serial(TXD,NC), _baud(baud), _parity(parity) {
+
+  _init();
+
+  _column   = 0;
+  _columns  = CU209SCPB_NR_COLS; 
+}
+
+/** Init the CU209SCPB interface and the module
+  *
+  * @param  none
+  * @return none
+  */ 
+void CU209SCPB::_init(){
+  
+//init Serial
+  _serial.baud(_baud);
+  _serial.format(8, _parity, 1); // CU209SCPB uses 8 databits, parity, 1 stopbit  
+
+//init module  
+//  _serial.putc(D_ESC);
+//  _serial.putc(int('I'));  // Reset all settings
+//
+//  _serial.putc(D_DC1);     // Automatic CR mode, Cursor to 0 when reaching right end (Default)
+//  _serial.putc(D_DC2);     // Overputc mode, Overputc when reaching right end, Cursor does not move
+//  _serial.putc(D_DC3);     // Scroll mode, Text shifts left when reaching right end, Cursor does not move
+//
+//  _serial.putc(D_CT0);     // International Character Font (Default)
+//  _serial.putc(D_CT1);     // Katakana Character Font
+//
+//  _serial.putc(D_ESC);
+//  _serial.putc(int('T'));  
+//  _serial.putc(20);        // Cursor Blinkspeed = 20 * 14.5ms (Default)
+  _serial.putc(80);        // Cursor Blinkspeed = 80 * 14.5ms
+
+  setBrightness(CU209SCPB_BRT_DEF); // Default Brightness
+
+  // Clear the DCRAM (undefined at Reset)
+  cls(); 
+
+  // Clear the UDC RAM (undefined at Reset)
+  const char udc_none[] = {0x00,0x00,0x00,0x00,0x00,0x00,0x00}; 
+  for (int idx=0; idx < CU209SCPB_NR_UDC; idx++) {
+    setUDC(idx, (char *)udc_none);
+  }     
+}   
+
+
+/** Clear the screen and locate to 0
+  *
+  * @param none
+  * @return none  
+  */ 
+void CU209SCPB::cls() {  
+  _serial.putc(D_CLR); //Clear
+  _serial.putc(D_CR);  //Cursor left
+  
+  _column = 0;   
+}    
+
+
+/** Locate cursor to a screen column
+  *
+  * @param column  The horizontal position from the left, indexed from 0
+  * @return none  
+  */
+void CU209SCPB::locate(int column) {
+  //sanity check
+  if (column < 0) {column = 0;}
+  if (column > (_columns - 1)) {column = _columns - 1;}  
+
+  _serial.putc(D_ESC);
+  _serial.putc(int('H'));  
+  _serial.putc(column);    
+  
+  _column = column;       
+}
+
+
+/** Number of screen columns
+  *
+  * @param none
+  * @return columns
+  */
+int CU209SCPB::columns() {
+    return _columns;
+}
+
+
+/** Set Brightness
+  *
+  * @param  char brightness (valid range 0..FF)  
+  * @return none
+  */
+void CU209SCPB::setBrightness(char brightness){
+  
+//Sanity check
+  brightness = brightness & CU209SCPB_BRT_MSK; // mask invalid bits
+ 
+  _serial.putc(D_ESC);
+  _serial.putc(int('L'));  
+  _serial.putc(brightness);   
+}
+
+/** Set the Cursor mode On/off
+  *
+  * @param bool cursor mode
+  * @return none  
+  */
+void CU209SCPB::setCursor(bool on) {
+     
+  if (on) {
+    _serial.putc(D_DC5); // Blinking Cursor
+  }
+  else {
+    _serial.putc(D_DC4); // Invisible
+  }
+}
+
+/** Set Font
+  *
+  * @param  int font (valid range: 0 == International, other == Katakana)
+  * @return none
+  */
+void CU209SCPB::setFont(int font){
+  
+  if (font == 0) {
+    _serial.putc(D_CT0); // International (Default)
+  }
+  else {
+    _serial.putc(D_CT1); // Katakana
+  }
+}
+
+/** Set User Defined Characters (UDC)
+  *
+  * @param unsigned char udc_idx   The Index of the UDC (0..7)
+  * @param UDCData_t udc_data      The bitpattern for the UDC (7 bytes)
+  * @return none  
+  */
+void CU209SCPB::setUDC(unsigned char udc_idx, UDCData_t udc_data) {
+
+//Sanity check
+  udc_idx = udc_idx & CU209SCPB_UADR_MSK; // mask invalid bits
+
+  _serial.putc(D_ESC);
+  _serial.putc(int('C'));  // UDC command
+  _serial.putc(udc_idx);   
+
+  _serial.putc( ((udc_data[1] & 0x07) << 5) | ((udc_data[0] & 0x1F) << 0) );                               // P8  ......  P1
+  _serial.putc( ((udc_data[3] & 0x01) << 7) | ((udc_data[2] & 0x1F) << 2) | ((udc_data[1] & 0x18) >> 3) ); // P16 ......  P9
+  _serial.putc( ((udc_data[4] & 0x0F) << 4) | ((udc_data[3] & 0x1E) >> 1) );                               // P24 ......  P17  
+  _serial.putc( ((udc_data[6] & 0x03) << 6) | ((udc_data[5] & 0x1F) << 1) | ((udc_data[4] & 0x10) >> 4) ); // P32 ......  P25
+  _serial.putc( ((udc_data[6] & 0x1C) >> 2) );                                                             // ... P35 P34 P33       
+}
+
+/** putc a single character (Stream implementation)
+  * 
+  * @param value char to print
+  * @return value;
+  */
+int CU209SCPB::_putc(int value) {
+    
+    if ((value == '\n') || (value == '\r')) {
+      //No character to display
+      _serial.putc(D_CR); // Cursor to 0, Text remains as is
+      
+      //Update Cursor
+      _column = 0;
+    }
+    else if ( ((value >= 0) && (value < CU209SCPB_NR_UDC)) ||
+              ((value >= CU209SCPB_CHR_STRT) && (value < CU209SCPB_CHR_END)) ){
+
+      //UDCs or Characters to display
+      _serial.putc(value);
+                              
+      //Update Cursor
+      _column++;
+      if (_column > (CU209SCPB_NR_COLS - 1)) {        
+        _column = 0;
+      }
+    }
+
+    return value;
+}
+
+/** Get a single character (Stream implementation)
+  *
+  * @param none  
+  * @return -1
+  */
+int CU209SCPB::_getc() {
+    return -1;
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CU209SCPB.h	Sun Dec 10 17:02:32 2017 +0000
@@ -0,0 +1,279 @@
+/* mbed CU209SCPB Library, for Noritake Itron CU209SCPB VFD module
+ *
+ * Copyright (c) 2017, v01: WH, Initial version
+ *
+ * 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.
+ */
+
+#ifndef CU209SCPB_H
+#define CU209SCPB_H
+
+// Select Noritake Itron CU209SCPB VFD module settings
+#include "CU209SCPB_Config.h"
+
+#include "CU209SCPB_UDC.h"
+
+/** An interface for driving Noritake Itron CU209SCPB VFD module
+ *
+ * @code
+ *
+ * #include "mbed.h"
+ * #include "CU209SCPB.h" 
+ *
+ * DigitalOut myled(LED1);
+ * Serial pc(USBTX, USBRX);
+ * 
+ * // CU209SCPB declaration, Default setting
+ * CU209SCPB CU209SCPB(p9); // TXD
+ *
+ * int main() {
+ *   pc.printf("Hello World: CU209SCPB test\n\r");
+ *
+ *   CU209SCPB.cls(); 
+ *
+ *   CU209SCPB.putc('H');
+ *   CU209SCPB.putc('e');
+ *   CU209SCPB.putc('l');
+ *   CU209SCPB.putc('l');
+ *   CU209SCPB.putc('0');
+ *   CU209SCPB.putc(' ');  
+ *   CU209SCPB.printf("World);
+ *   wait(2);
+ *   CU209SCPB.setBrightness(CU209SCPB_BRT0);
+ *   wait(2);
+ *   CU209SCPB.setBrightness(CU209SCPB_BRT3);
+ *           
+ *   while(1) {
+ *     myled = !myled;
+ *     wait(1);
+ *   }
+ * }
+ * #endif
+ *
+ * @endcode
+ */
+
+
+//CU209SCPB Display data
+#define CU209SCPB_MAX_NR_GRIDS   20
+#define CU209SCPB_BYTES_PER_GRID  1
+
+//Memory size in bytes for Display
+#define CU209SCPB_DSP_MEM    (CU209SCPB_MAX_NR_GRIDS * CU209SCPB_BYTES_PER_GRID)
+
+//CU209SCPB Characters per line
+#define CU209SCPB_NR_COLS     CU209SCPB_MAX_NR_GRIDS
+
+//CU209SCPB User Defined Characters
+#define CU209SCPB_NR_UDC          8
+//#define CU209SCPB_UDC_MEM         8
+
+
+//Serial control data consists of an 8-bit command and one or more data bytes.
+//Command and data are sent LSB first. Data address is auto incremented.
+
+//Command delay
+#define CU209SCPB_CMD_DLY         8
+
+//Commands Characters
+#define D_BS                   0x08
+#define D_HT                   0x09
+#define D_LF                   0x0A
+#define D_FF                   0x0C
+#define D_CR                   0x0D
+#define D_CLR                  0x0E
+
+#define D_DC1                  0x11
+#define D_DC2                  0x12
+#define D_DC3                  0x13
+#define D_DC4                  0x14
+#define D_DC5                  0x15
+#define D_DC6                  0x16
+#define D_DC7                  0x17
+#define D_CT0                  0x18
+#define D_CT1                  0x19
+#define D_ESC                  0x1B
+
+//Display Characters
+#define CU209SCPB_CHR_STRT     0x20
+#define CU209SCPB_CHR_END      0xFF
+
+
+//User Defined Characters (UDCs) are a 5x7 Matrix pattern that will show on the VFD as
+// 0   P1  P2  P3  P4  P5
+// 1   P6  P7 .....    P10
+// .    .............
+// .    .............
+// .    .............
+// 6   P31 P32 ...     P35
+//
+
+//UDCs are defined by sending a 5 byte bitpattern to the display.
+//UDC Command: ESC, 'C', UDC idx
+//Followed by:
+//UDC Data (4th byte .. 8th byte)
+//    D7  D6   D5   D4  D3  D2  D1  D0 
+// 0  P8  P7   P6   ......  P3  P2  P1
+// 1  P16 P15  P14  ........    P10 P9
+// 2  P24 P23  P22  ..........      P17
+// 3  P32 P31  P30  ............    P25
+// 4  *   *    *    .... *  P35 P34 P33
+//
+//UDCs are defined by a 5x7 matrix and stored for convenience as 7 bytes with 5 significant bits
+typedef char UDCData_t[7];
+
+//Any character in the CU209SCPB ROM can be redefined as UDC.
+//However, the lib restricts UDCs to the first 8 characters (which are not in use anyhow).
+#define CU209SCPB_UADR_MSK     0x07
+
+
+//Brightness Level (0..3)
+#define CU209SCPB_BRT_0        0x00   //Duty  25%
+#define CU209SCPB_BRT_1        0x40   //Duty  50%
+#define CU209SCPB_BRT_2        0x80   //Duty  75%
+#define CU209SCPB_BRT_3        0xC0   //Duty 100% (Default)
+
+#define CU209SCPB_BRT_DEF      (CU209SCPB_BRT_1)
+
+#define CU209SCPB_BRT_MSK      0xFF
+
+
+
+/** A class for driving Noritake Itron CU209SCPB VFD module
+ *
+ *  @brief Supports 1 line of 20 chars (5x7 matrix segments).
+ *         Serial bus interface device. 
+ *  @param  PinName TX Serial bus pin
+ *  @param  Baud baud selects baudrate (default 19200)
+ *  @param  Int Parity selects paritybits (default Even)  
+ */
+class CU209SCPB : public Stream {
+
+ public:
+
+/** Enums
+  */
+  enum Baud {
+    B_300   = 300,
+    B_600   = 600,
+    B_1200  = 1200,
+    B_2400  = 2400,
+    B_9600  = 9600,
+    B_19200 = 19200
+  };
+
+/** Constructor for class for driving Noritake Itron CU209SCPB VFD module
+  *
+  *  @brief Supports 1 line of 20 chars (5x7 matrix segments).
+  *         Serial bus interface device. 
+  *  @param  PinName TX Serial bus pin
+  *  @param  Baud baud selects baudrate (default 19200)  
+  *  @param  Parity parity selects paritybits (default Even)  
+  */
+  CU209SCPB(PinName TXD, Baud baud = B_19200, SerialBase::Parity parity = SerialBase::Even);
+      
+  /** Clear the screen and locate to 0
+    *
+    * @param none
+    * @return none  
+    */
+  void cls();
+
+  /** Locate cursor to a screen column
+    *
+    * @param column  The horizontal position from the left, indexed from 0
+    * @return none     
+    */
+  void locate(int column);
+    
+  /** Number of screen columns
+    *
+    * @param none
+    * @return columns
+    */
+  int columns();  
+
+#if DOXYGEN_ONLY
+  /** Write a character to the Display
+    *
+    * @param c The character to write to the display
+    * @return char written
+    */
+  int putc(int c);
+
+  /** Write a formatted string to the Display
+    *
+    * @param format A printf-style format string, followed by the
+    *               variables to use in formatting the string.
+    */
+  int printf(const char* format, ...);   
+#endif
+
+  /** Set Brightness
+    *
+    * @param  char brightness (3 significant bits, valid range 0..7 (dutycycle linked to number of grids)  
+    * @return none
+    */    
+  void setBrightness(char brightness = CU209SCPB_BRT_DEF);
+  
+  /** Set the Cursor mode On/off
+    *
+    * @param bool cursor mode
+    * @return none    
+    */
+  void setCursor(bool on);
+
+  /** Set Font
+    *
+    * @param  int font (valid range: 0 == International, other == Katakana)  
+    * @return none
+    */
+  void setFont(int font = 0);
+
+  /** Set User Defined Characters (UDC)
+    *
+    * @param unsigned char udc_idx   The Index of the UDC (0..7)
+    * @param UDCData_t udc_data      The bitpattern for the UDC (7 bytes)
+    * @return none    
+    */
+  void setUDC(unsigned char udc_idx, UDCData_t udc_data);
+
+ protected:  
+    // Stream implementation functions
+    virtual int _putc(int value);
+    virtual int _getc();
+ 
+ 
+  /** Init the Serial interface and the module
+    *
+    * @param  none
+    * @return none
+    */ 
+  void _init();
+
+ private:  
+   Serial _serial;
+   Baud _baud;
+   SerialBase::Parity _parity;
+  
+   int _column;                     // Current cursor location
+   int _columns;                    // Max number of columns
+};
+#endif
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CU209SCPB_Config.h	Sun Dec 10 17:02:32 2017 +0000
@@ -0,0 +1,30 @@
+/* mbed CU209SCPB Library, for Noritake Itron CU209SCPB VFD module
+ *
+ * Copyright (c) 2017, v01: WH, Initial version
+ *
+ * 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.
+ */
+
+#ifndef CU209SCPB_CONFIG_H
+#define CU209SCPB_CONFIG_H
+
+// Select if you want to include some UDC patterns
+#define CU209SCPB_UDC    1
+
+#endif
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CU209SCPB_UDC.h	Sun Dec 10 17:02:32 2017 +0000
@@ -0,0 +1,65 @@
+/* mbed CU209SCPB UDC Library, for Noritake Itron CU209SCPB VFD module
+ *
+ * Copyright (c) 2017, v01: WH, Initial version
+ *
+ * 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.
+ */
+#ifndef MBED_CU209SCPB_UDC_H
+#define MBED_CU209SCPB_UDC_H
+
+#include "CU209SCPB_Config.h"
+
+#if(CU209SCPB_UDC == 1)
+//User Defined Characters (UDCs) are a 5x7 Matrix pattern that will show on the VFD as
+// 0   P1  P2  P3  P4  P5
+// 1   P6  P7 .....    P10
+// .    .............
+// .    .............
+// .    .............
+// 6   P31 P32 ...     P35
+//
+
+//UDCs are defined by sending a 5 byte bitpattern to the display.
+//UDC Command: ESC, 'C', UDC idx
+//Followed by:
+//UDC Data (4th byte .. 8th byte)
+//    D7  D6   D5   D4  D3  D2  D1  D0 
+// 0  P8  P7   P6   ......  P3  P2  P1
+// 1  P16 P15  P14  ........    P10 P9
+// 2  P24 P23  P22  ..........      P17
+// 3  P32 P31  P30  ............    P25
+// 4  *   *    *    .... *  P35 P34 P33
+//
+
+//UDCs are defined by a 5x7 matrix and stored for convenience as 7 bytes with 5 significant bits
+//
+// Some sample User Defined Chars 5x7 dots */
+//extern const char udc_Bat_Hi[];  // Battery Full
+//extern const char udc_Bat_Ha[];  // Battery Half
+//extern const char udc_Bat_Lo[];  // Battery Low
+//extern const char udc_checker[];                          
+                                          
+//extern const char udc_PO[];    //Padlock Open
+//extern const char udc_PC[];    //Padlock Closed
+
+extern const char udc_LAR[];   // Left Arrow
+extern const char udc_RAR[];   // Right Arrow
+#endif
+
+#endif
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/CU209SCPB_UDC.inc	Sun Dec 10 17:02:32 2017 +0000
@@ -0,0 +1,62 @@
+/* mbed CU209SCPB UDC Library, for Noritake Itron CU209SCPB VFD module
+ *
+ * Copyright (c) 2017, v01: WH, Initial version
+ *
+ * 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.
+ */
+#include "CU209SCPB_Config.h"
+
+#if(CU209SCPB_UDC == 1)
+
+//User Defined Characters (UDCs) are a 5x7 Matrix pattern that will show on the VFD as
+// 0   P1  P2  P3  P4  P5
+// 1   P6  P7 .....    P10
+// .    .............
+// .    .............
+// .    .............
+// 6   P31 P32 ...     P35
+//
+
+//UDCs are defined by sending a 5 byte bitpattern to the display.
+//UDC Command: ESC, 'C', UDC idx
+//Followed by:
+//UDC Data (4th byte .. 8th byte)
+//    D7  D6   D5   D4  D3  D2  D1  D0 
+// 0  P8  P7   P6   ......  P3  P2  P1
+// 1  P16 P15  P14  ........    P10 P9
+// 2  P24 P23  P22  ..........      P17
+// 3  P32 P31  P30  ............    P25
+// 4  *   *    *    .... *  P35 P34 P33
+//
+
+//UDCs are defined by a 5x7 matrix and stored for convenience as 7 bytes with 5 significant bits
+//The patterns below will show up in mirrored form on the display
+//
+// Some sample User Defined Chars 5x7 dots */
+const char udc_Bat_Hi[]  = {0x0E, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F, 0x1F};  // Battery Full
+const char udc_Bat_Ha[]  = {0x0E, 0x11, 0x13, 0x17, 0x1F, 0x1F, 0x1F};  // Battery Half
+const char udc_Bat_Lo[]  = {0x0E, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11};  // Battery Low
+const char udc_checker[] = {0xAA, 0x55, 0xAA, 0x55, 0xAA, 0x55, 0xAA};                          
+                                          
+//const char udc_PO[] = {0x04, 0x0A, 0x0A, 0x1F, 0x1B, 0x1B, 0x1B};  //Padlock Open
+//const char udc_PC[] = {0x1C, 0x10, 0x08, 0x1F, 0x1B, 0x1B, 0x1B};  //Padlock Closed
+
+const char udc_LAR[]  = {0x07, 0x03, 0x05, 0x04, 0x04, 0x04, 0x04};   // Left Arrow
+const char udc_RAR[]  = {0x1C, 0x18, 0x14, 0x04, 0x04, 0x04, 0x04};   // Right Arrow
+#endif