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

Revision:
0:1d4ba8a2baa0
Child:
1:0484256914b0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Aug 25 20:38:42 2015 +0000
@@ -0,0 +1,185 @@
+/* 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
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