Example code for the PT6312 VFD driver. Also supports the PT6312 in ASCII mode as used in the Philips DVP630 DVD player.

Dependencies:   PT6312 mbed

main.cpp

Committer:
wim
Date:
2015-08-25
Revision:
0:1d4ba8a2baa0
Child:
1:0484256914b0

File content as of revision 0:1d4ba8a2baa0:

/* mbed PT6312 Test program, for Princeton PT6312 VFD controller
 * Copyright (c) 2015, 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.
 */
 
#if(1)
// DVD625 Display Test 
#include "mbed.h"
#include "PT6312.h"
//#include "Font_16Seg.h"

Serial pc(USBTX, USBRX);
DigitalOut myled(LED1);

// DisplayData_t size is 8 bytes (4 digits max 16 segments) ... 22 bytes (11 digits at max 11 segments) 
// DisplayData_t size default is 14 bytes (7 digits max 15 segments)
//PT6312::DisplayData_t mbed_str = {0xDA,0x00, 0x7C,0x00, 0x3C,0x01, 0xF6,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00};  
//PT6312::DisplayData_t all_str  = {0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F};  
//PT6312::DisplayData_t all_str  = {0x0F,0x00, 0xF0,0x00, 0x00,0x0F, 0x00,0x70, 0x00,0x00, 0x00,0x00, 0x00,0x00};  

//PT6312::DisplayData_t bye_str = {0x7C,0x00, 0xEC,0x00, 0x3C,0x01, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00};  
//PT6312::DisplayData_t hello_str = {0xDC,0x00, 0x3C,0x01, 0x38,0x00, 0x38,0x00, 0xF8,0x01, 0x00,0x00, 0x00,0x00};  

//PT6312::DisplayData_t mbed_txt = {LO(C_D), HI(C_D), LO(C_E), HI(C_E), LO(C_B), HI(C_B), LO(C_M), HI(C_M)};

// KeyData_t size is 3 bytes  
PT6312::KeyData_t keydata; 

// Switchdata is 1 byte  
char switchdata; 

// PT6191 declaration, Default setting 7 Digits, 15 Segments
//PT6312 PT6312(p5,p6,p7, p8);
//PT6312 PT6312(p5,p6,p7, p8, PT6312::Dig4_Seg16);
PT6312_DVD625 DVD625(p5,p6,p7, p8);

int main() {
    
    pc.printf("Hello World\r\n"); //    
    
    DVD625.cls(); 
    DVD625.putc('A');
    wait(4);

    DVD625.setBrightness(PT6312_BRT7); 
    
//test to show all chars
    wait(1);          
    DVD625.cls(); 
         
    for (int i='A'; i<='Z'; i++) {
      DVD625.putc(i);      
      wait(1);                      
    }
       
}
  
#else
// Direct PT6312 Test
#include "mbed.h"
#include "PT6312.h"
#include "Font_16Seg.h"

Serial pc(USBTX, USBRX);
DigitalOut myled(LED1);

// DisplayData_t size is 8 bytes (4 digits max 16 segments) ... 22 bytes (11 digits at max 11 segments) 
// DisplayData_t size default is 14 bytes (7 digits max 15 segments)
PT6312::DisplayData_t mbed_str = {0xDA,0x00, 0x7C,0x00, 0x3C,0x01, 0xF6,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00};  
PT6312::DisplayData_t all_str  = {0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F, 0xFF,0x7F};  
//PT6312::DisplayData_t all_str  = {0x0F,0x00, 0xF0,0x00, 0x00,0x0F, 0x00,0x70, 0x00,0x00, 0x00,0x00, 0x00,0x00};  

PT6312::DisplayData_t bye_str = {0x7C,0x00, 0xEC,0x00, 0x3C,0x01, 0x00,0x00, 0x00,0x00, 0x00,0x00, 0x00,0x00};  
PT6312::DisplayData_t hello_str = {0xDC,0x00, 0x3C,0x01, 0x38,0x00, 0x38,0x00, 0xF8,0x01, 0x00,0x00, 0x00,0x00};  

PT6312::DisplayData_t mbed_txt = {LO(C_D), HI(C_D), LO(C_E), HI(C_E), LO(C_B), HI(C_B), LO(C_M), HI(C_M)};

// KeyData_t size is 3 bytes  
PT6312::KeyData_t keydata; 

// Switchdata is 1 byte  
char switchdata; 

// PT6191 declaration, Default setting 7 Digits, 15 Segments
PT6312 PT6312(p5,p6,p7, p8);
//PT6312 PT6312(p5,p6,p7, p8, PT6312::Dig4_Seg16);

int main() {
    
    pc.printf("Hello World\r\n"); //    
    
    PT6312.cls(); 
    PT6312.writeData(all_str);
    wait(4);
    PT6312.setBrightness(PT6312_BRT3);    
    PT6312.writeData(mbed_str);    
    wait(1);
    PT6312.setBrightness(PT6312_BRT0);        
    wait(1);
    PT6312.setBrightness(PT6312_BRT7);            
    
    while (1) {
     
      // Check and read keydata
      if (PT6312.getKeys(&keydata)) {
        pc.printf("Keydata 0..2 = 0x%02x 0x%02x 0x%02x\r\n", keydata[0], keydata[1], keydata[2]);

        if (keydata[0] == 0x01) { //play   
          PT6312.cls(); 
          PT6312.writeData(all_str);
        }  

        if (keydata[0] == 0x02) { //stop   
          PT6312.cls(); 
          PT6312.writeData(hello_str);
        }  

        if (keydata[0] == 0x04) { //open/close   
          PT6312.cls(); 
//          PT6312.writeData(mbed_str);
          PT6312.writeData(mbed_txt);  

#if(0)
//test to show all chars
          wait(1);          
          PT6312.cls(); 
         
          for (int i=0; i<26; i++) {
            PT6312.writeData(0, font_16A[i][0]);
            PT6312.writeData(1, font_16A[i][1]);
            wait(1);                      
          }
#endif            
        }       
       
      } //if Key


      // Check and read switch data
      switchdata = PT6312.getSwitches();
      
      if (switchdata != 0) {
        pc.printf("Switchdata = 0x%02x\r\n", switchdata);

        if (switchdata == PT6312_SW1) { //S1   
          PT6312.cls(); 
          PT6312.writeData(hello_str);
        }  

        if (switchdata == PT6312_SW2) { //S2   
          PT6312.cls(); 
          PT6312.writeData(bye_str);
        }  

        if (switchdata == PT6312_SW3) { //S3   
          PT6312.cls(); 
          PT6312.writeData(mbed_str);
        } 
        
        PT6312.setLED(switchdata); //write LEDs in same pattern
      } //if Switch


      myled = !myled;
      wait(0.3);      
    } //while
}
#endif