Diff: main.cpp

Revision:

0:2e5b82508aea

Child:

1:d1837531c318

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Mon Feb 28 12:07:17 2011 +0000
@@ -0,0 +1,93 @@
+#include <mbed.h>
+#include <string>
+#include <list>
+
+#include <mpr121.h>
+
+DigitalOut led1(LED1);
+DigitalOut led2(LED2);
+DigitalOut led3(LED3);
+DigitalOut led4(LED4);
+
+
+// Create the interrupt receiver object on pin 26
+InterruptIn interrupt(p26);
+
+// Setup the Serial to the PC for debugging
+Serial pc(USBTX, USBRX);
+
+// Setup the i2c bus on pins 28 and 27
+I2C i2c(p28, p27);
+
+// Setup the Mpr121:
+// constructor(i2c object, i2c address of the mpr121)
+Mpr121 mpr121(&i2c, Mpr121::ADD_VSS);
+    
+void fallInterrupt(){
+    int value=mpr121.read(0x00);
+    value +=mpr121.read(0x01)<<8;
+    pc.printf("MPR value: %x \r\n", value);
+}
+    
+int main() {
+
+    pc.printf("\nHello from the mbed & mpr121\n\r");
+    
+    unsigned char dataArray[2];
+    int key;
+    int count = 0;
+
+    pc.printf("Test 1: read a value: \r\n");
+    dataArray[0] = mpr121.read(AFE_CFG);
+    pc.printf("Read value=%x\r\n\n",dataArray[0]);
+    
+    pc.printf("Test 2: read a value: \r\n");
+    dataArray[0] = mpr121.read(0x5d);
+    pc.printf("Read value=%x\r\n\n",dataArray[0]);
+
+    pc.printf("Test 3: write & read a value: \r\n");
+    mpr121.read(ELE0_T);
+    mpr121.write(ELE0_T,0x22);
+    dataArray[0] = mpr121.read(ELE0_T);
+    pc.printf("Read value=%x\r\n\n",dataArray[0]);
+    
+    pc.printf("Test 4: Write many values: \r\n");
+    unsigned char data[] = {0x1,0x3,0x5,0x9,0x15,0x25,0x41};
+    mpr121.writeMany(0x42,data,7);
+    
+    // Now read them back ..
+    key = 0x42;
+    count = 0;
+    while(count < 7){
+        char result = mpr121.read(key);
+        key++;
+        count++;
+        pc.printf("Read value: '%x'=%x\n\r",key,result);
+    }
+    
+    pc.printf("Test 5: Read Electrodes:\r\n");
+    key = ELE0_T;
+    count = 0;
+    while(count < 24){
+        char result = mpr121.read(key);
+        pc.printf("Read key:%x value:%x\n\r",key,result);
+        key++;
+        count++;    }
+    pc.printf("--------- \r\n\n");
+    
+    mpr121.setProximityMode(true);
+    
+    pc.printf("ELE_CFG=%x", mpr121.read(ELE_CFG));
+    
+    interrupt.fall(&fallInterrupt);
+    interrupt.mode(PullUp);
+    
+    while(1){
+        wait(5);
+        pc.printf(".");
+    }
+
+}
+
+
+