Diff: MPR121/testi2cMPR.cc

Revision:

0:9a49249d42b3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MPR121/testi2cMPR.cc	Wed Dec 13 00:06:47 2017 -0500
@@ -0,0 +1,97 @@
+#include <iostream>
+#include <CPPToPigpio.h>
+#include "MPR121.cc"
+//using namespace CPPToPigpio;
+
+CPPToPigpio::I2C myi2c(p2, p3);  
+Mpr121 mpr121(&myi2c, Mpr121::ADD_VSS);
+void fallInterrupt(int gpio, int level, uint32_t tick) {
+    int key_code=0;
+         int value=mpr121.read(0x00);
+    value +=mpr121.read(0x01)<<8;
+    
+		for (int i=0; i<12; i++) {
+        if (((value>>i)&0x01)==1) key_code=i+1;
+        }
+        
+        if (key_code) printf("Key Pressed: %d\n", key_code-1);
+        
+
+}
+
+int main()
+{
+	
+    //gpioInitialise();
+ 
+    printf("\nHello from the mbed & mpr121\n\r");
+ 
+    unsigned char dataArray[2];
+    int key;
+    int count = 0;
+ 
+    printf("Test 1: read a value: \r\n");
+    dataArray[0] = mpr121.read(AFE_CFG);
+    printf("Read value=%x\r\n\n",dataArray[0]);
+ 
+    printf("Test 2: read a value: \r\n");
+    dataArray[0] = mpr121.read(0x5d);
+    printf("Read value=%x\r\n\n",dataArray[0]);
+ 
+    printf("Test 3: write & read a value: \r\n");
+    mpr121.read(ELE0_T);
+    mpr121.write(ELE0_T,0x22);
+    dataArray[0] = mpr121.read(ELE0_T);
+    printf("Read value=%x\r\n\n",dataArray[0]);
+ 
+    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++;
+        printf("Read value: '%x'=%x\n\r",key,result);
+    }
+ 
+    printf("Test 5: Read Electrodes:\r\n");
+    key = ELE0_T;
+    count = 0;
+    while (count < 24) {
+        char result = mpr121.read(key);
+        printf("Read key:%x value:%x\n\r",key,result);
+        key++;
+        count++;
+    }
+    printf("--------- \r\n\n");
+ 
+    //mpr121.setProximityMode(true);
+	printf("reading...\r\n");
+    printf("ELE_CFG=%x\r\n", mpr121.read(ELE_CFG));
+ 
+    CPPToPigpio::DigitalIn intr(p17);
+    intr.mode(PullUp);
+	gpioSetISRFunc(p17, FALLING_EDGE, 0, fallInterrupt);
+	
+	
+    while (1) {
+        time_sleep(5);
+        printf(".\r\n");
+        
+    }
+    
+    
+    gpioTerminate();
+}
+ 
+ 
+    
+
+
+
+
+