Diff: main.cpp

Revision:

0:1deb2ad76751

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sat May 14 14:51:24 2016 +0000
@@ -0,0 +1,173 @@
+/* mbed Example Program
+ * Copyright (c) 2006-2014 ARM Limited
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include "mbed.h"
+#if defined(TARGET_WIZwiki_W7500)
+Serial pc(USBTX, USBRX); // tx, rx
+
+/* W7500
+LED1 = LED_RED   = LEDR = PC_8
+LED2 = LED_GREEN = LEDG = PC_9
+LED3 = LED_BLUE  = LEDB = PC_5
+LED4 = LED_BLUE
+*/
+DigitalOut red(LED_RED);
+DigitalOut green(LED_GREEN);
+DigitalOut blue(LED_BLUE);
+#endif
+
+Ticker toggle_led_ticker;
+
+int j = 1;
+
+void toggle_led() 
+{
+    ++j;
+    if(j == 7) j = 1;
+}
+
+// Finite State Machines & Micro­Controllers
+// http://www.allaboutcircuits.com/technical-articles/finite-state-machines-microcontrollers/
+#define _ERROR_   -1
+#define _START_    0
+#define _INIT_     1
+#define _RUNNING_  2
+#define _STOP_     3
+
+#define LED_ON   0
+#define LED_OFF  1
+
+int state;
+int i;
+
+void start_code(void)
+{
+ pc.printf("\n\rStart Code %d\n\r", state);
+ 
+ for(i=0; i<300; i++) 
+ {
+  red = LED_OFF;
+  green = LED_OFF;
+  blue = LED_OFF;
+    wait(0.1);
+  red = LED_OFF;
+  green = LED_OFF;
+  blue = LED_ON;
+ }
+ wait(2.0);
+ state = _INIT_;   
+}
+
+void init_code(void)
+{
+ pc.printf("init Code %d\n\r", state);
+ red = LED_OFF;
+ green = LED_ON;
+ blue = LED_OFF;
+ wait(3.0);
+ state = _RUNNING_;    
+}
+
+void running_code(void)
+{
+ pc.printf("Running Code %d\n\r", state);
+ red = LED_ON;
+ green = LED_ON;
+ blue = LED_ON;
+ wait(10.0);
+
+ for(i=1; i<100; i++) 
+ {
+    red = j & 1;
+    blue = j & 2;
+    green = j & 4;
+    wait(0.1);
+ }
+ 
+ red = LED_ON;
+ green = LED_ON;
+ blue = LED_ON;
+ wait(10.0);
+ 
+ state = _STOP_;
+}
+
+void stop_code(void)
+{
+ pc.printf("Stop Code %d\n\r", state);
+ red = LED_OFF;
+ green = LED_OFF;
+ blue = LED_OFF;
+ wait(2.0);
+ state = _ERROR_; // mise en erreur pour test
+}
+
+void error_code(void)
+{
+ pc.printf("Error Code %d\n\r", state);
+ red = LED_ON;
+ green = LED_OFF;
+ blue = LED_OFF;
+ wait(15.0);
+ red = LED_OFF;
+ green = LED_OFF;
+ blue = LED_OFF;
+ state = _START_;   
+}
+
+int main() 
+{
+ // Serial port configuration (valeurs par defaut) : 9600 baud, 8-bit data, no parity, stop bit
+ pc.baud(9600);
+ pc.format(8, SerialBase::None, 1);
+ 
+    pc.printf("\n\rHello World!\n\r");
+    
+    state = _ERROR_;
+    
+    // Init the ticker with the address of the function (toggle_led) to be attached and the interval (100 ms)
+    toggle_led_ticker.attach(&toggle_led, 0.25);  
+  //------------- 
+    while(true) 
+    { 
+     switch(state)
+     {
+      case _START_:
+      start_code();
+      break;
+      
+      case _INIT_:
+      init_code();
+      break;
+      
+      case _RUNNING_:
+      running_code();
+      break;
+      
+      case _STOP_:
+      stop_code();
+      break;
+      
+      case _ERROR_:
+      error_code();
+      break;
+      
+      default:   
+      start_code();  
+     }
+     // Do other things...  
+    }
+    //--------------
+}
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