first real run on the phytotron

Makefile

@@ -10,8 +10,10 @@ all:	essai fake-values
 
 # ---------------------------------------------
 
+O	= serial/serial.o serial/funcs.o
+
 essai:	essai.c  Makefile $(CLIB)
-	$(CC) ${CCOPT} $< $(CLIB) -lncurses -o $@
+	$(CC) ${CCOPT} $< $(CLIB) ${O} -lncurses -o $@
 
 fake-values:	fake-values.c  Makefile $(CLIB)
 	$(CC) ${CCOPT} $< $(CLIB)  -o $@

essai.c

@@ -11,26 +11,36 @@
 
 #include	"core/utils.h"
 #include	"core/sysmetrics.h"
+#include	"serial/serial.h"
 #include	"viz/curses/ecran.h"
 
 int	verbosity;
 
 /* --------------------------------------------------------------- */
-int affiche_loadavg(int nbloops, int k)
+int affiche_valeurs(int sfd, int nbloops)
 {
 int		idx, foo;
-float		lds[3];
+char		ligne[200], buff[200];
+float		datas[4];
 
 for (idx=0; idx<nbloops; idx++) {
 
-	foo = get_loadavg(lds);
+	foo = getline_to(sfd, ligne, 100, 0);
-	if (foo) fprintf(stderr, "get loadavg -> %d\n", foo);
+#if DEBUG_LEVEL
+	if (foo) fprintf(stderr, "get values -> %d\n", foo);
+#endif
 
-	foo = aff7segs_float(stdscr,  4, 9, lds[0]);
+	foo = parse4values(ligne, 'T', datas);
-	foo = aff7segs_float(stdscr, 14, 9, lds[1]);
+#if DEBUG_LEVEL
-	foo = aff7segs_float(stdscr, 24, 9, lds[2]);
+	if (foo) fprintf(stderr, "parse -> %d\n", foo); 
+#endif
+
+	values2temperature(datas);
+
+	foo = aff7segs_float(stdscr,  3, 5, datas[0]);
+	foo = aff7segs_float(stdscr, 14, 5, datas[1]);
+	foo = aff7segs_float(stdscr, 25, 5, datas[2]);
 
-	usleep(200*1000);
 	}
 return 0;
 }
@@ -42,25 +52,45 @@ fprintf(stderr, "end of pid %d\n", getpid());
 exit(0);
 }
 /* --------------------------------------------------------------- */
+void help(int k)
+{
+puts("options : ");
+puts("\t-d\tserial device to read.");
+puts("\t-v\tincrease verbosity.");
+exit(0);
+}
+/* --------------------------------------------------------------- */
 
 int main(int argc, char *argv[])
 {
 int		opt, foo;
+int		serial_in;
+char		*device = "/dev/ttyACM0";
 
-while ((opt = getopt(argc, argv, "v")) != -1) {
+while ((opt = getopt(argc, argv, "d:hv")) != -1) {
 	switch (opt) {
+		case 'd':	device = optarg;	break;
+		case 'h':	help(0);		break;
 		case 'v':	verbosity++;		break;
 		default:				break;
 		}
 	}
 
 
+serial_in = prepare_UART(device, 9600);
+if (serial_in < 0) {
+	fprintf(stderr, "%s : open device : error %d on %s\n",
+				argv[0], serial_in, device);
+	exit(1);
+	}
+
+
 initscr();
 nonl();         cbreak();       noecho();
 keypad(stdscr, TRUE);           /* acces aux touches 'curseur' */
 fond_ecran(" Demonstrator ");
 
-affiche_loadavg(10000, 0);
+affiche_valeurs(serial_in, 10000);
 
 /*
  *      plop, on a fini, il faut restaurer la console

serial/Makefile

@@ -1,5 +1,7 @@
 
 OPT = -Wall -DDEBUG_LEVEL=0
+OBJS = serial.o funcs.o
+# ---------------------------------------------------
 
 serial.o:	serial.c serial.h Makefile
 	gcc ${OPT} -c $<
@@ -7,6 +9,8 @@ serial.o:	serial.c serial.h Makefile
 funcs.o:	funcs.c serial.h Makefile
 	gcc ${OPT} -c $<
 
-t:	t.c serial.o funcs.o Makefile
+# ---------------------------------------------------
-	gcc ${OPT}  $< serial.o funcs.o -o $@
+
+t:	t.c  Makefile ${OBJS}
+	gcc ${OPT}  $< ${OBJS} -o $@
 

serial/essai.sh

@@ -5,7 +5,7 @@ DATAFILE="foo.dat"
 TMPFILE="/tmp/dd2data"
 
 IMAGE="graphe.png"
-NB_READ=100
+NB_READ=10
 
 ./t -n ${NB_READ} -d ${DEVICE} | tee -a ${DATAFILE}
 

simulator/rdtemp/rdtemp.ino

@@ -4,7 +4,7 @@
 /* -------------------------------------------------- */
 
 #define NBVAL   4
-#define DELAI   2000
+#define DELAI   5000
 
 /* -------------------------------------------------- */
 void setup() {
@@ -32,9 +32,7 @@ void updatevalues(short *ptr)
   int foo;
   digitalWrite(LED_BUILTIN, HIGH);
   for (foo=0; foo<NBVAL; foo++) {
-    
     ptr[foo] = analogRead(adc_pins[foo]);
-    // ptr[foo] = analogRead(A0);
     delay(100);
     }
   digitalWrite(LED_BUILTIN, LOW);