7-Segment Display Driver class, via an 8-bit shift register (such as the 74HC595)

Fork of 7SegSRDriver by Paul Law

Revision:
2:5f76214d096c
Parent:
0:1832d0ed8da8
--- a/7SegSRDriver.cpp	Sun May 01 17:34:00 2011 +0000
+++ b/7SegSRDriver.cpp	Tue Jun 06 13:50:47 2017 +0000
@@ -1,68 +1,264 @@
 #include "mbed.h"
 #include "7SegSRDriver.h"
 
-/* mbed 7-Segment Display Driver Library (via an 8bit Shift Register)
- * Copyright (c) 2011 Paul Law
- *
- * 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.
- */
-
-// Display should be hooked up to shift register as follows:
-// Q0 : Decimal Point, Q1-Q7 : Segments a-g
-
-SSegSRDriver::SSegSRDriver(PinName srData, PinName srClock, PinName srLatch, bool disp_type): _srData(srData), _srClock(srClock), _srLatch(srLatch) {
+/***********************************************            CHRONOMETRE               ****************************************************************/
+SSegSRDriver_chronometre::SSegSRDriver_chronometre(PinName srData, PinName srClock, PinName srLatch, bool disp_type): _srData(srData), _srClock(srClock), _srLatch(srLatch) {
     _disp_type = disp_type;
-    write_raw(0);
+    bus_chronometre_1(0);
+    bus_chronometre_2(0);
+    bus_chronometre_3(0);
+    bus_chronometre_4(0);    
 }
 
-void SSegSRDriver::set_type(bool disp_type) {
-    _disp_type = disp_type;
-}
-
-void SSegSRDriver::clear() {
-    write_raw(0);
+void SSegSRDriver_chronometre::clear() {
+    bus_chronometre_1(0);
+    bus_chronometre_2(0);
+    bus_chronometre_3(0);
+    bus_chronometre_4(0); 
 }
 
-void SSegSRDriver::write(unsigned char number) {
-    write(number,0);
-}
-
-void SSegSRDriver::write(unsigned char number, bool dp) {
-    if (number<16) {
-        // Find the definition of the number in chardefs, shift left, set dp (LSB)
-        write_raw((SSegSRDriver_chardefs[number] << 1) | dp);
+void SSegSRDriver_chronometre::write_chronometre(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_chronometre_1((nbr_envoye[number] << 1) | dp);
     }
 }
 
-void SSegSRDriver::write_raw(unsigned char bValue) {
+void SSegSRDriver_chronometre::write_chronometre_2(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_chronometre_2((nbr_envoye_2[number] << 1) | dp);
+    }
+}
 
-    if (!_disp_type) bValue = ~bValue;  // Reverse value for Common Anode
+void SSegSRDriver_chronometre::write_chronometre_3(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_chronometre_3((nbr_envoye_3[number] << 1) | dp);
+    }
+}
 
-    if (bValue<=0xFF) {
-        // Push value to shift register and latch
+void SSegSRDriver_chronometre::write_chronometre_4(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_chronometre_3((nbr_envoye_4[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_chronometre::bus_chronometre_1(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
         _srLatch = 0;
-        for (int i=7;i>=0;i--) {    // Output MSB to LSB
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
             _srClock = 0;
-            _srData = (bValue & (1<<i));
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
             _srClock = 1;
         }
         _srLatch = 1;
         _srData = 0;
     }
-}
\ No newline at end of file
+    
+ }   
+    
+void SSegSRDriver_chronometre::bus_chronometre_2(unsigned char Value) 
+{
+
+    if (Value<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) // on parcours l'octet 
+        {    
+            _srClock = 0;
+            _srData = (Value & (1<<i)); //décoposition de l'octet 
+            _srClock = 1;
+        }   
+        _srLatch = 1;
+        _srData = 0;
+}
+ }  
+ 
+ void SSegSRDriver_chronometre::bus_chronometre_3(unsigned char Value) 
+{
+
+    if (Value<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) // on parcours l'octet 
+        {    
+            _srClock = 0;
+            _srData = (Value & (1<<i)); //décoposition de l'octet 
+            _srClock = 1;
+        }   
+        _srLatch = 1;
+        _srData = 0;
+}
+ } 
+ 
+ void SSegSRDriver_chronometre::bus_chronometre_4(unsigned char Value) 
+{
+
+    if (Value<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) // on parcours l'octet 
+        {    
+            _srClock = 0;
+            _srData = (Value & (1<<i)); //décoposition de l'octet 
+            _srClock = 1;
+        }   
+        _srLatch = 1;
+        _srData = 0;
+}
+ } 
+ 
+ 
+ /***********************************************            DOMICILE                ****************************************************************/
+ 
+SSegSRDriver_domicile::SSegSRDriver_domicile(PinName srData, PinName srClock, PinName srLatch, bool disp_type): _srData(srData), _srClock(srClock), _srLatch(srLatch) {
+    _disp_type = disp_type;
+    bus_domicile_1(0);
+    bus_domicile_2(0);
+    bus_domicile_3(0);  
+}
+
+void SSegSRDriver_domicile::clear() {
+    bus_domicile_1(0);
+    bus_domicile_2(0);
+    bus_domicile_3(0);
+}
+
+void SSegSRDriver_domicile::write_domicile(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_domicile_1((nbr_envoye[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_domicile::write_domicile_2(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_domicile_2((nbr_envoye_2[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_domicile::write_domicile_3(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_domicile_3((nbr_envoye_3[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_domicile::bus_domicile_1(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+ }  
+ 
+void SSegSRDriver_domicile::bus_domicile_2(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+ } 
+ 
+void SSegSRDriver_domicile::bus_domicile_3(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+}
+
+ 
+ /***********************************************            VISITEUR               ****************************************************************/
+ 
+SSegSRDriver_visiteur::SSegSRDriver_visiteur(PinName srData, PinName srClock, PinName srLatch, bool disp_type): _srData(srData), _srClock(srClock), _srLatch(srLatch) {
+    _disp_type = disp_type;
+    bus_visiteur_1(0);
+    bus_visiteur_2(0);
+    bus_visiteur_3(0);  
+}
+
+void SSegSRDriver_visiteur::clear() {
+    bus_visiteur_1(0);
+    bus_visiteur_2(0);
+    bus_visiteur_3(0);
+}
+ 
+void SSegSRDriver_visiteur::write_visiteur(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_visiteur_1((nbr_envoye[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_visiteur::write_visiteur_2(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_visiteur_2((nbr_envoye_2[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_visiteur::write_visiteur_3(unsigned char number, bool dp) {
+    if (number<10) {
+        bus_visiteur_3((nbr_envoye_3[number] << 1) | dp);
+    }
+}
+
+void SSegSRDriver_visiteur::bus_visiteur_1(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+ }  
+ 
+void SSegSRDriver_visiteur::bus_visiteur_2(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+ } 
+ 
+void SSegSRDriver_visiteur::bus_visiteur_3(unsigned char Val) { // Val= les segments a éclairer  
+
+    if (Val<=0xFF) {// Si la valeur est inférieur ou égale a 255 
+        _srLatch = 0;
+        for (int i=7;i>=0;i--) {    // on parcours l'octet 
+            _srClock = 0;
+            _srData = (Val & (1<<i)); //décoposition de l'octet en bit 
+            _srClock = 1;
+        }
+        _srLatch = 1;
+        _srData = 0;
+    }
+    
+}
+ 
\ No newline at end of file