Changes between Initial Version and Version 1 of SujetTP8-2016

Timestamp:

Apr 1, 2016, 9:20:34 AM (9 years ago)

Author:

franck

Comment:

--

SujetTP8-2016

@@ +1 @@
+= Projet Réseau ce capteur =
+
+Cette page est en construction, elle va s'étoffer dans les jours qui viennent...
+
+= Connexion Arduino - Arduinos =
+
+{{{#!c
+#include <SPI.h>
+#include <Wire.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+#include "RF24.h"
+#include "printf.h"
+
+// unsigned int waitFor(timer, period) 
+// Timer pour taches périodique
+// arguments :
+//  - timer  : numéro de timer entre 0 et MAX_WAIT_FOR_TIMER-1
+//  - period : période souhaitée
+// retour :
+//  - nombre de période écoulée depuis le dernier appel
+//
+#define MAX_WAIT_FOR_TIMER 16
+unsigned int waitFor(int timer, unsigned long period){
+  static unsigned long waitForTimer[MAX_WAIT_FOR_TIMER];
+  unsigned long newTime = micros() / period;
+  int delta = newTime - waitForTimer[timer];
+  if ( delta < 0 ) delta += 1 + (0xFFFFFFFF / period);   
+  if ( delta ) waitForTimer[timer] = newTime;
+  return delta;
+}
+
+// Configuration des broches
+#define PIN_LUMI 1
+#define OLED_RESET 4
+Adafruit_SSD1306 display(OLED_RESET);
+RF24 radio(9,10); // radio(CE,CS)
+byte addresses_tx[][6] = {"1sens","2Sens"};
+byte addresses_rx[][6] = {"1base","2base"};
+
+// Variables globales pour la communication inter-taches
+byte lumi, lumiFull;
+byte tscFull;
+unsigned long tsc;
+
+void Lumi (int timer, unsigned long period, byte pin, byte *lumi, byte *lumiFull)
+{
+   if (!waitFor(timer,period)) return;
+   *lumi = map(analogRead(pin),0,1023,0,99);
+   *lumiFull = 1;   
+}
+
+void SensRF (byte *mess,  byte *full) {
+  if (! (*full) ) return;
+  *full = 0;
+  Serial.println(*mess);
+  radio.stopListening();
+  radio.write( mess, sizeof(byte) );
+  radio.startListening();
+}
+
+void RcvTSC (unsigned long *tsc, byte *tscFull)
+{
+   if (!radio.available()) return;
+   radio.read( tsc, sizeof(unsigned long) );
+   *tscFull = 1;   
+}
+
+void Oled1 (unsigned long *mess,  byte *full) {
+  if (! (*full) ) return;
+  *full = 0;
+  display.clearDisplay();
+  display.setCursor(0,0);
+  display.println(*mess);
+  display.display();
+}
+
+void setup() {
+  Serial.begin(115200);
+  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);  // initialize with the I2C addr 0x3C (for the 128x32)
+  display.clearDisplay();
+  display.setTextSize(1);
+  display.setTextColor(WHITE);
+  
+  printf_begin();
+  radio.begin();
+  radio.setPALevel(RF24_PA_LOW);
+  radio.openWritingPipe(addresses_tx[0]);
+  radio.openReadingPipe(1,addresses_rx[0]);
+  radio.printDetails();
+}
+
+void loop() {
+  Lumi (0,1000000, PIN_LUMI, &lumi, &lumiFull);  
+  SensRF (&lumi, &lumiFull);
+  RcvTSC (&tsc, &tscFull);
+  Oled1 (&tsc, &tscFull);
+}
+}}}
+
+{{{#!c
+#include <SPI.h>
+#include <Wire.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+#include "RF24.h"
+#include "printf.h"
+
+// unsigned int waitFor(timer, period) 
+// Timer pour taches périodique
+// arguments :
+//  - timer  : numéro de timer entre 0 et MAX_WAIT_FOR_TIMER-1
+//  - period : période souhaitée
+// retour :
+//  - nombre de période écoulée depuis le dernier appel
+//
+#define MAX_WAIT_FOR_TIMER 16
+unsigned int waitFor(byte timer, unsigned long period){
+  static unsigned long waitForTimer[MAX_WAIT_FOR_TIMER];
+  unsigned long newTime = micros() / period;
+  int delta = newTime - waitForTimer[timer];
+  if ( delta < 0 ) delta += 1 + (0xFFFFFFFF / period);   
+  if ( delta ) waitForTimer[timer] = newTime;
+  return delta;
+}
+
+// Configuration des broches
+#define PIN_LUMI 1
+#define OLED_RESET 4
+Adafruit_SSD1306 display(OLED_RESET);
+RF24 radio(9,10);
+byte addresses_tx[][6] = {"1base","2base"};
+byte addresses_rx[][6] = {"1Sens","2Sens"};
+
+// Variables globales pour la communication inter-taches
+byte lumi, lumiFull;
+
+void BaseRF (byte *lumi, byte *lumiFull)
+{
+   if (!radio.available()) return;
+   radio.read( lumi, sizeof(byte) );
+   *lumiFull = 1;   
+}
+
+void SendTSC ( byte instance, byte timer, unsigned long period, byte *dest) {
+  unsigned long TSC[2];
+  if (!waitFor(timer, period)) return;
+  radio.openWritingPipe(dest);
+  radio.stopListening();
+  radio.write( &TSC[instance], sizeof(unsigned long));
+  TSC[instance]++;
+  radio.startListening();
+}
+
+void Oled1 (byte *mess,  byte *full) {
+  if (! (*full) ) return;
+  *full = 0;
+  display.clearDisplay();
+  display.setCursor(0,0);
+  display.print("Lumiere : ");
+  display.println(*mess);
+  display.display();
+}
+
+void setup() {
+  Serial.begin(115200);
+
+  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);  // initialize with the I2C addr 0x3C (for the 128x32)
+  display.clearDisplay();
+  display.setTextSize(1);
+  display.setTextColor(WHITE);
+
+  printf_begin();
+  radio.begin();
+  radio.setPALevel(RF24_PA_LOW);
+  radio.openReadingPipe(1,addresses_rx[0]);
+  radio.openReadingPipe(2,addresses_rx[1]);
+  radio.startListening();
+  radio.printDetails();
+}
+
+void loop() {
+  BaseRF(&lumi, &lumiFull);  
+  Oled1 (&lumi, &lumiFull);
+  SendTSC (0, 0, 1000000, addresses_tx[0]);
+  SendTSC (1, 0, 500000,  addresses_tx[1]);
+}
+}}}