Nunchuk Piledrivers
ads_converter for the a ads1015 using all mbed
Dependencies: ADS1015 USBDevice mbed
Revision 0:e9b3484aed88, committed 2015-12-10
- Comitter:
- NunchukPiledrivers
- Date:
- Thu Dec 10 19:11:44 2015 +0000
- Commit message:
- Final code - Punlished by paul
Changed in this revision
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/ADS1015.lib Thu Dec 10 19:11:44 2015 +0000 @@ -0,0 +1,1 @@ +http://developer.mbed.org/users/arve0/code/ADS1015/#aa277517f0ad
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice.lib Thu Dec 10 19:11:44 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/USBDevice/#849c0c0f2769
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Dec 10 19:11:44 2015 +0000
@@ -0,0 +1,87 @@
+#include <mbed.h>
+#include <Adafruit_ADS1015.h>
+using namespace std;
+/***************************************
+LED 1 = Standy by mode
+LED 2 = Reading Message
+LED 3 = Wrighting Message
+From The Keyboard
+Cell Zero == 3 is if they are talking to us
+Second character 0 == start
+ 1 == stop
+***************************************/
+/**************************************
+Initial Parameters
+***************************************/
+I2C i2c(p28, p27); //pins 27/28 for I2C interface
+Adafruit_ADS1015 ads(&i2c);
+Serial pc(USBTX, USBRX); // tx, rx
+DigitalOut led(LED1); // LED 1 for state 1
+DigitalOut led2(LED2); // LED 2 for state 2
+DigitalOut led3(LED3); // LED 3 for state 3
+CAN can(p30, p29); //p30(rx) and p29(tx)
+LocalFileSystem local("local"); //Output file location
+CANMessage msg;
+char state;
+FILE *fp = fopen("/local/out.txt", "w"); //File initialization
+int i = 0;
+/*************************************
+Function Status keeps checking the bus waiting for the KeyBoard Subgroup
+To tell us to start reading from the blackbox.
+*************************************/
+void get_state()
+{
+ can.read(msg);
+ char Cell_One = msg.data[0];
+ char Cell_Two = msg.data[1];
+ if (Cell_One == '3' && Cell_Two == '0') {
+ pc.printf("Reading \r \n");
+ state = 2;
+ } else if (Cell_One == '3' && Cell_Two == '1') {
+ pc.printf("Writing \r \n");
+ state = 3;
+ i = 0;
+ } else
+ pc.printf("Waiting \r \n");
+ state = state;
+
+}
+int main()
+{
+ state = 1;
+ pc.baud(9600);
+ pc.printf("\r \n");
+ pc.printf("\r \n");
+ pc.printf("Hello! \r \n");
+ pc.printf("Note: ADC Range +/- 6.144 (1 bit = 3mV/ADS1015, 0.1875mV/ ADS1115)\r \n");
+ pc.printf("Waitng.... \r \n");
+ uint16_t adc0; // channel coming from the black box
+ float conversion_factor = .003;
+ can.attach(&get_state , CAN::RxIrq);
+ while (1) {
+
+ if (state == 2) {
+ adc0 = ads.readADC_SingleEnded(0); // read channel 0
+ pc.printf("AIN0: %f\r\n", adc0*conversion_factor); // print channel 0
+ fprintf(fp, "%f\r\n", adc0*conversion_factor);
+ led = 0;
+ led2 = 1;
+ led3 = 0;
+ wait(0.01); //100 hz
+ } else if (state == 3) {
+ fclose(fp);
+ led = 0;
+ led2 = 0;
+ led3 = 1;
+ if(i == 0) {
+ pc.printf("File Complete \r \n");
+ i++;
+ }
+ state = 1;
+ } else {
+ led = 1;
+ led2 = 0;
+ led3 = 0;
+ }
+ }
+}
\ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Thu Dec 10 19:11:44 2015 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/34e6b704fe68 \ No newline at end of file