Diff: lab7.cpp

Revision:

7:f2c4408367f7

Parent:

6:2568b22678fc

Child:

8:ac1e388d4d1b

--- a/lab7.cpp	Fri Mar 02 18:29:34 2018 +0000
+++ b/lab7.cpp	Fri Mar 02 20:12:03 2018 +0000
@@ -30,12 +30,16 @@
 
 int main() {
     printf("\n\rMPL3115A2 test\n\r");
-    mpl3115_reg_print(26, 2);
+    mpl3115_reg_print(0x26, 1);
     // set control register 1 bit 7 to 1 (sets the pressure sensor to altimeter mode)
-    uint8_t d;
-    pressure_sensor.readRegs(0x26, &d, 1);
-    d = d | 0b10000001;
-    pressure_sensor.writeRegs(&d, 1);
+    uint8_t d[1];
+    //pressure_sensor.readRegs(0x26, d, 1);//0x26
+    //printf("d: %d\n\r",d[0]);
+    //d[0] = d[0] & 0b10000001;
+    //printf("d: %d\n\r",d[0]);
+    pressure_sensor.readRegs(0x26, d, 1);
+    d[0] = 0b10101001;
+    pressure_sensor.writeRegs(d, 1);
     
   /*  while(1) {
         // don't overflow buffer
@@ -55,7 +59,7 @@
   */  
    
     printf("start\r\n");
-    mpl3115_reg_print(0, 0);
+    mpl3115_reg_print(38, 5);
     printf("finish\r\n");
     return(0);
     
@@ -83,7 +87,7 @@
     uint8_t data[1];
     
       // print reg, name, val
-  for(int i = start; i < l; i++) {
+  for(int i = start; i < (start + l); i++) {
     // reading (1 byte its bit oriented)8-bits from each register
     pressure_sensor.readRegs(i, data, 1); 
     //printf("0x%x\tregister: 0x%.2x\r\n", i, data[0]);