LVTTL HW Trigger with control via virtual Serial over USB. Works well with NUCLEO boards.

Dependencies:   mbed

Files at this revision

API Documentation at this revision

Comitter:
Neolker
Date:
Tue Sep 27 12:17:50 2016 +0000
Parent:
0:46a9ecc2d2b8
Commit message:
Updated licence and unnecessary comments has been deleted

Changed in this revision

main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
diff -r 46a9ecc2d2b8 -r 26ff6101d6d5 main.cpp
--- a/main.cpp	Fri Jan 22 10:33:36 2016 +0000
+++ b/main.cpp	Tue Sep 27 12:17:50 2016 +0000
@@ -1,50 +1,64 @@
 /*
-* ---------------
-* TriggerNiNo 1.0
-* ---------------
-*
+* ----------------------------
+* TriggerNiNo 1.0 (2016-09-26)
+* ----------------------------
 * LVTTL HW Trigger with control via virtual Serial over USB.
 * Works well with NUCLEO-F031K6 and NUCLEO-F411RE.
 *
-* Copyright (C) <2015> Martin Wolker <neolker@gmail.com>
+* Copyright (c) 2016, Martin Wolker (neolker@gmail.com)
+* All rights reserved.
 *
-* TriggerNiNo is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions are met:
+*     - Redistributions of source code must retain the above copyright
+*       notice, this list of conditions and the following disclaimer.
+*     - Redistributions in binary form must reproduce the above copyright
+*       notice, this list of conditions and the following disclaimer in the
+*       documentation and/or other materials provided with the distribution.
+*     - Neither the name of Martin Wolker nor the
+*       names of its contributors may be used to endorse or promote products
+*       derived from this software without specific prior written permission.
 *
-* You should have received a copy of the GNU General Public License
-* If not, see <http://www.gnu.org/licenses/>.
+* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+* DISCLAIMED. IN NO EVENT SHALL MARTIN WOLKER BE LIABLE FOR ANY
+* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
-#include "mbed.h"                         //mbed official library.
-#define TRIGGER_PULSE_LENGTH_MS   500     //Length of the trigger pulse in ms.
+#include "mbed.h"
+#define TRIGGER_PULSE_LENGTH_MS   500
 
-Serial pc(USBTX, USBRX);                  //Virtual Serial over USB with 9600 baud.
-DigitalOut trigger_output_positive(D2);   //Declaration of positive trigger output.
-DigitalOut trigger_output_negative(D3);   //Declaration of negative trigger output.
-DigitalOut trigger_indication(LED1);      //Declaration of indication LED.
+Serial pc(USBTX, USBRX);
+DigitalOut trigger_output_positive(D2);
+DigitalOut trigger_output_negative(D3);
+DigitalOut trigger_indication(LED1);
 
 void trigger(void)
 {
-    trigger_output_positive =! trigger_output_positive;   //Change the state of the positive output.
-    trigger_output_negative =! trigger_output_negative;   //Change the state of the negative output.
-    trigger_indication =! trigger_indication;             //Change the state of the indication LED.
+    trigger_output_positive =! trigger_output_positive;
+    trigger_output_negative =! trigger_output_negative;
+    trigger_indication =! trigger_indication;
 }
 
 void interrupt(void)
 {
-    pc.getc();                          //Get the character from the buffer and clear.
-    trigger();                          //Trigger ON.
-    wait_ms(TRIGGER_PULSE_LENGTH_MS);   //Waiting when the trigger pulse is ON.
-    trigger();                          //Trigger OFF.
+    pc.getc();
+    trigger();
+    wait_ms(TRIGGER_PULSE_LENGTH_MS);
+    trigger();
 }
 
 int main(void)
 {
-    pc.attach(&interrupt);         //Call the interrupt, when any data are received from PC.
-    trigger_output_positive = 0;   //Initial state of positive output in idle state.
-    trigger_output_negative = 1;   //Initial state of negative output in idle state.
-    trigger_indication = 0;        //Initial state of LED in idle state is OFF.
-    while(1) {}                    //Infinity loop.
+    pc.attach(&interrupt);
+    trigger_output_positive = 0;
+    trigger_output_negative = 1;
+    trigger_indication = 0;
+    while(1) {}
 }
\ No newline at end of file
diff -r 46a9ecc2d2b8 -r 26ff6101d6d5 mbed.bld
--- a/mbed.bld	Fri Jan 22 10:33:36 2016 +0000
+++ b/mbed.bld	Tue Sep 27 12:17:50 2016 +0000
@@ -1,1 +1,1 @@
-http://mbed.org/users/mbed_official/code/mbed/builds/165afa46840b
\ No newline at end of file
+http://mbed.org/users/mbed_official/code/mbed/builds/abea610beb85
\ No newline at end of file