Revision 1:3430643e8ed4, committed 2017-01-15

Comitter:

LouBe4

Date:

Sun Jan 15 19:36:05 2017 +0000

Parent:

0:52fba6f1554b

Child:

2:9aacd567c70b

Commit message:

refait sur 8 bits;

Changed in this revision

--- a/main.cpp	Sat Jan 14 21:12:38 2017 +0000
+++ b/main.cpp	Sun Jan 15 19:36:05 2017 +0000
@@ -6,41 +6,37 @@
 I2C i2c(p28, p27);
 PwmOut led1(LED1);
 int addrChip = 0x3A;
-char buffer[6];
-int resultat[3];
+char buffer[3];
+
+int calculer_angle(char accX, char accY, char accZ)
+{
+    pc.printf(&accX);
+    pc.printf(&accY);
+    pc.printf(&accZ);
+    return 0;
+}
 
 int main() {
     
-    //Activer l'accéléromètre
-    char addrIdle[2] = {0x2A, 0x01};
-    i2c.write(addrChip, addrIdle, 2, true);
+    //Activer l'accéléromètre pour lecture 8 bits
+    char activation[2] = {0x2A, 0x03};
+    i2c.write(addrChip, activation, 2, true);
     
     //Aller lire les valeurs d'accélération
     buffer[0] = 0x01;
     i2c.write(addrChip, buffer, 1, true);
-    i2c.read(addrChip, buffer, 6);
-    pc.printf("%03x\t", buffer[2]);
-    pc.printf("%03x\t", buffer[3]);
-    char temp[1];
-    temp[0] = ("%02x"+"%02x", buffer[2], buffer[3]);
-    pc.printf("%02x\n", temp[0]);
-    //resultat[0] = buffer[0]+buffer[1]
+    i2c.read(addrChip, buffer, 3);
+    int angle = calculer_angle(buffer[0], buffer[1], buffer[2]);
+    pc.printf("%02x\t", buffer[0]);
+    pc.printf("%02x\t", buffer[1]);
+    pc.printf("%02x\t", buffer[2]);
+    pc.printf("\n");
     
     
-    /*pc.printf("%02x\n", buffer[0]);
-    pc.printf("%02x\n", buffer[1]);
-    pc.printf("%02x\n", buffer[2]);
-    pc.printf("%02x\n", buffer[3]);
-    pc.printf("%02x\n", buffer[4]);
-    pc.printf("%02x\n", buffer[5]);*/
-    
     //----Base SPI----
     cs = 0;
     spi.format(8,0);
     spi.frequency(250000);
-    spi.write(buffer[0]);
-    spi.write(buffer[1]);
-    spi.write(buffer[2]);
-    spi.write(buffer[3]);
-    
+    wait(0.1);
+    cs = 1;
 }