Diff: main.cpp

Revision:

2:7734a904c531

Parent:

0:101a12a915c6

Child:

3:dacbf2b208f5

--- a/main.cpp	Wed Dec 10 16:19:08 2014 -0600
+++ b/main.cpp	Thu Nov 26 09:25:10 2015 +0000
@@ -1,40 +1,21 @@
-/* mbed Example Program
- * Copyright (c) 2006-2014 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
+// miniblip analog in
+
+// photoresistor:       P0_23
+// external analogs:    P0_15, P0_14, P0_13, P0_12, P0_11
  
 #include "mbed.h"
 
 // Initialize a pins to perform analog input and digital output fucntions
-AnalogIn   ain(A0);
-DigitalOut dout(LED1);
+AnalogIn   ain(P0_23);
+
+Serial pc(USBTX, USBRX);
 
 int main(void)
 {
     while (1) {
-        // test the voltage on the initialized analog pin
-        //  and if greater than 0.3 * VCC set the digital pin
-        //  to a logic 1 otherwise a logic 0
-        if(ain > 0.3f) {
-            dout = 1;
-        } else {
-            dout = 0;
-        }
-        
         // print the percentage and 16 bit normalized values
-        printf("percentage: %3.3f%%\n", ain.read()*100.0f);
-        printf("normalized: 0x%04X \n", ain.read_u16());
+        pc.printf("Perc: %3.3f%%\n", ain.read()*100.0f);
+        pc.printf("Norm: 0x%04X \n", ain.read_u16());
         wait(0.2f);
     }
 }