diff --git a/.gitignore b/.gitignore
index 6143e53..d2290d9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,12 @@
# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
hs_err_pid*
+
+.gradle/*
+build/*
+
+gradlew
+
+gradle/wrapper/gradle-wrapper.properties
+
+gradlew.bat
diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 0000000..50e8a9f
--- /dev/null
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diff --git a/.idea/gradle.xml b/.idea/gradle.xml
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diff --git a/.idea/libraries/Gradle__com_google_guava_guava_21_0.xml b/.idea/libraries/Gradle__com_google_guava_guava_21_0.xml
new file mode 100644
index 0000000..32b92b3
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diff --git a/.idea/libraries/Gradle__io_mraa_mraa_1_5_1.xml b/.idea/libraries/Gradle__io_mraa_mraa_1_5_1.xml
new file mode 100644
index 0000000..96841ac
--- /dev/null
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diff --git a/.idea/libraries/Gradle__junit_junit_4_12.xml b/.idea/libraries/Gradle__junit_junit_4_12.xml
new file mode 100644
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diff --git a/.idea/libraries/Gradle__org_apache_commons_commons_math3_3_6_1.xml b/.idea/libraries/Gradle__org_apache_commons_commons_math3_3_6_1.xml
new file mode 100644
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--- /dev/null
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diff --git a/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3.xml b/.idea/libraries/Gradle__org_hamcrest_hamcrest_core_1_3.xml
new file mode 100644
index 0000000..8262f72
--- /dev/null
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diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
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+++ b/.idea/misc.xml
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diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
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\ No newline at end of file
diff --git a/.idea/modules/IOBoard.iml b/.idea/modules/IOBoard.iml
new file mode 100644
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+++ b/.idea/modules/IOBoard.iml
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diff --git a/.idea/modules/IOBoard_main.iml b/.idea/modules/IOBoard_main.iml
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diff --git a/.idea/modules/IOBoard_test.iml b/.idea/modules/IOBoard_test.iml
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diff --git a/.idea/workspace.xml b/.idea/workspace.xml
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+ DigitalIn
+ readDigital
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+ readAnalog
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diff --git a/boardtest.py b/boardtest.py
new file mode 100644
index 0000000..607716a
--- /dev/null
+++ b/boardtest.py
@@ -0,0 +1,138 @@
+"""Test the IO Board."""
+
+import mraa
+import time
+
+relay = []
+
+for x in range(0, 6):
+ pin = mraa.Gpio(x)
+ pin.dir(mraa.DIR_OUT)
+ relay.append(pin)
+ pin.write(0)
+
+pinRedLED = mraa.Gpio(8)
+pinRedLED.dir(mraa.DIR_OUT)
+
+pinGreenLED = mraa.Gpio(9)
+pinGreenLED.dir(mraa.DIR_OUT)
+
+input_mux = [
+ [],
+ [0, 0, 0], # Input 1
+ [1, 0, 0], # Input 2
+ [0, 1, 0], # Input 3
+ [1, 1, 0], # Input 4
+ [0, 0, 1], # Input 5
+ [1, 0, 1], # Input 6
+ [0, 1, 1], # Input 7
+ [1, 1, 1], # Input 8
+]
+
+pinA0 = mraa.Gpio(14)
+pinA0.dir(mraa.DIR_OUT)
+pinA1 = mraa.Gpio(15)
+pinA1.dir(mraa.DIR_OUT)
+pinA2 = mraa.Gpio(16)
+pinA2.dir(mraa.DIR_OUT)
+pinA3 = mraa.Gpio(17)
+pinA3.dir(mraa.DIR_IN)
+
+spi_bus = mraa.Spi(0)
+print(spi_bus.lsbmode(False))
+
+
+def red_LED(out):
+ """Set the Red LED to the specified output."""
+ if out:
+ pinRedLED.write(1)
+ else:
+ pinRedLED.write(0)
+
+
+def green_LED(out):
+ """Set the Green LED to the specified output."""
+ if out:
+ pinGreenLED.write(1)
+ else:
+ pinGreenLED.write(0)
+
+
+def relay_loop():
+ """Loop through all relays."""
+ loops = 0
+ while loops < 10:
+ for p in relay:
+ p.write(1)
+ time.sleep(1)
+ p.write(0)
+ loops += 1
+
+
+def read_dig_in(io_port):
+ """Read IO Board digital input."""
+ if io_port == 0 or io_port > 8:
+ print("CANNOT READ A PORT THAT DOES NOT EXIST: {}".format(io_port))
+ return False
+ pin_values = input_mux[io_port]
+ pinA0.write(pin_values[0])
+ pinA1.write(pin_values[1])
+ pinA2.write(pin_values[2])
+ return pinA3.read() == 0
+
+
+def dig_in_loop():
+ """Read all digital inputs."""
+ for i in range(1, 9):
+ print("DIGIN {} = {}".format(i, read_dig_in(i)))
+
+
+def led_flash(loops):
+ """Flash the LED's from red to green."""
+ led_loops = 0
+ while led_loops < loops:
+ red_LED(True)
+ green_LED(False)
+ time.sleep(0.25)
+ red_LED(False)
+ green_LED(True)
+ time.sleep(0.25)
+ led_loops += 1
+
+ red_LED(False)
+ green_LED(False)
+
+
+def read_analog_in(io_port):
+ """Read IO Board digital input."""
+ global spi_bus
+ if io_port < 1 or io_port > 4:
+ print("CANNOT READ A PORT THAT DOES NOT EXIST: {}".format(io_port))
+ return False
+ pin_values = input_mux[io_port]
+ pinA0.write(pin_values[0])
+ pinA1.write(pin_values[1])
+ pinA2.write(pin_values[2])
+ ok_status = False
+
+ while ok_status is False:
+ pinA0.write(pin_values[0])
+ pinA1.write(pin_values[1])
+ pinA2.write(pin_values[2])
+ x = spi_bus.write(bytearray([0, 0, 0]))
+ print((x[0], x[1], x[2]))
+ c_bin = format(x[2], '#010b')[2:]
+
+ if c_bin[-3:] == "101":
+ ok_status = True
+ print("OK: {}, Status: {}".format(ok_status, c_bin))
+ print(x[0] * 256 + x[1])
+ time.sleep(10)
+
+
+
+if __name__ == '__main__':
+ # led_flash(10)
+
+ print("Analog {}".format(1))
+ read_analog_in(1)
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..124abeb
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,31 @@
+/*
+ * This build file was generated by the Gradle 'init' task.
+ *
+ * This generated file contains a sample Java Library project to get you started.
+ * For more details take a look at the Java Libraries chapter in the Gradle
+ * user guide available at https://docs.gradle.org/3.5/userguide/java_library_plugin.html
+ */
+
+// Apply the java-library plugin to add support for Java Library
+apply plugin: 'java-library'
+
+// In this section you declare where to find the dependencies of your project
+repositories {
+ // Use jcenter for resolving your dependencies.
+ // You can declare any Maven/Ivy/file repository here.
+ jcenter()
+}
+
+dependencies {
+ // This dependency is exported to consumers, that is to say found on their compile classpath.
+ api 'org.apache.commons:commons-math3:3.6.1'
+
+ // This dependency is used internally, and not exposed to consumers on their own compile classpath.
+ implementation 'com.google.guava:guava:21.0'
+
+ // Use JUnit test framework
+ testImplementation 'junit:junit:4.12'
+
+ compile group: 'io.mraa', name: 'mraa', version:'1.5.1'
+}
+
diff --git a/settings.gradle b/settings.gradle
new file mode 100644
index 0000000..4436d31
--- /dev/null
+++ b/settings.gradle
@@ -0,0 +1,18 @@
+/*
+ * This settings file was generated by the Gradle 'init' task.
+ *
+ * The settings file is used to specify which projects to include in your build.
+ * In a single project build this file can be empty or even removed.
+ *
+ * Detailed information about configuring a multi-project build in Gradle can be found
+ * in the user guide at https://docs.gradle.org/3.5/userguide/multi_project_builds.html
+ */
+
+/*
+// To declare projects as part of a multi-project build use the 'include' method
+include 'shared'
+include 'api'
+include 'services:webservice'
+*/
+
+rootProject.name = 'IOBoard'
diff --git a/src/main/java/com/henrypump/io/AnalogIn.java b/src/main/java/com/henrypump/io/AnalogIn.java
new file mode 100644
index 0000000..830f944
--- /dev/null
+++ b/src/main/java/com/henrypump/io/AnalogIn.java
@@ -0,0 +1,108 @@
+package com.henrypump.io;
+
+import java.util.List;
+
+/**
+ * Created by patrickjmcd on 6/14/17.
+ */
+public class AnalogIn {
+
+ public int channel;
+ public int rawValue;
+ public double lastValue;
+ public double rawMax, rawMin, euMax, euMin;
+ public List channelMux;
+ private double[] history = new double[100];
+
+ AnalogIn(int channel, double rawMin, double rawMax, double euMin, double euMax) {
+ this.channel = channel;
+ this.channelMux = MuxSetup.muxValues.get(channel);
+ this.rawMax = rawMax;
+ this.rawMin = rawMin;
+ this.euMax = euMax;
+ this.euMin = euMin;
+ }
+
+ double getHistory(int pointIndex) {
+ return history[pointIndex];
+ }
+
+ double setValue(int value) {
+ this.rawValue = value;
+ double pv = ((euMax - euMin)/(rawMax - rawMin)) * rawValue + (euMax - ((euMax - euMin)/(rawMax - rawMin)) * rawMax);
+ lastValue = pv;
+ System.arraycopy(history, 0, history,1, history.length - 1);
+ history[0] = lastValue;
+ return pv;
+ }
+
+ public static void main(String[] args) {
+ MuxSetup mux = new MuxSetup();
+ System.out.println("Testing Analog Inputs");
+ int rawIn;
+
+
+ AnalogIn aI1 = new AnalogIn(1, 0, 65535, 0, 10);
+ AnalogIn aI2 = new AnalogIn(2, 0, 65535, 0, 10);
+ AnalogIn aI3 = new AnalogIn(3, 0, 65535, 0, 10);
+ AnalogIn aI4 = new AnalogIn(4, 0, 65535, 0, 10);
+
+ for (int i = 0; i < 100; i++) {
+ mux.set(aI1.channelMux.get(0), aI1.channelMux.get(1), aI1.channelMux.get(2));
+ rawIn = mux.readAnalog();
+ if (rawIn != -1) {
+ aI1.setValue(mux.readAnalog());
+ System.out.println("Input " + aI1.channel + ": " + aI1.lastValue);
+ } else {
+ try {
+ Thread.sleep(25);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+
+ mux.set(aI2.channelMux.get(0), aI2.channelMux.get(1), aI2.channelMux.get(2));
+
+ rawIn = mux.readAnalog();
+ if (rawIn != -1) {
+ aI2.setValue(mux.readAnalog());
+ System.out.println("Input " + aI2.channel + ": " + aI2.lastValue);
+ } else {
+ try {
+ Thread.sleep(25);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+
+ mux.set(aI3.channelMux.get(0), aI3.channelMux.get(1), aI3.channelMux.get(2));
+ rawIn = mux.readAnalog();
+ if (rawIn != -1) {
+ aI3.setValue(mux.readAnalog());
+ System.out.println("Input " + aI3.channel + ": " + aI3.lastValue);
+ } else {
+ try {
+ Thread.sleep(25);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+
+ mux.set(aI4.channelMux.get(0), aI4.channelMux.get(1), aI4.channelMux.get(2));
+ rawIn = mux.readAnalog();
+ if (rawIn != -1) {
+ aI4.setValue(mux.readAnalog());
+ System.out.println("Input " + aI4.channel + ": " + aI4.lastValue);
+ } else {
+ try {
+ Thread.sleep(25);
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+
+ }
+
+
+ }
+}
diff --git a/src/main/java/com/henrypump/io/DigitalIn.java b/src/main/java/com/henrypump/io/DigitalIn.java
new file mode 100644
index 0000000..71356a2
--- /dev/null
+++ b/src/main/java/com/henrypump/io/DigitalIn.java
@@ -0,0 +1,75 @@
+package com.henrypump.io;
+
+import mraa.Dir;
+import mraa.Gpio;
+import mraa.Result;
+
+import java.util.List;
+
+/**
+ * Created by patrickjmcd on 6/14/17.
+ */
+
+public class DigitalIn {
+ public int channel;
+ public int value;
+ public List channelMux;
+ DigitalIn(int channel){
+ this.channel = channel;
+ this.channelMux = MuxSetup.muxValues.get(channel);
+ }
+
+ void setValue(int value){
+ this.value = value;
+ }
+
+ public static void main(String[] args){
+ MuxSetup mux = new MuxSetup();
+ System.out.println("Testing Digital Inputs");
+
+
+ DigitalIn dI1 = new DigitalIn(1);
+ DigitalIn dI2 = new DigitalIn(2);
+ DigitalIn dI3 = new DigitalIn(3);
+ DigitalIn dI4 = new DigitalIn(4);
+ DigitalIn dI5 = new DigitalIn(5);
+ DigitalIn dI6 = new DigitalIn(6);
+ DigitalIn dI7 = new DigitalIn(7);
+ DigitalIn dI8 = new DigitalIn(8);
+
+ mux.set(dI1.channelMux.get(0), dI1.channelMux.get(1), dI1.channelMux.get(2));
+ dI1.setValue(mux.readDigital());
+ System.out.println("Input " + dI1.channel + ": " + dI1.value);
+
+ mux.set(dI2.channelMux.get(0), dI2.channelMux.get(1), dI2.channelMux.get(2));
+ dI2.setValue(mux.readDigital());
+ System.out.println("Input " + dI2.channel + ": " + dI2.value);
+
+ mux.set(dI3.channelMux.get(0), dI3.channelMux.get(1), dI3.channelMux.get(2));
+ dI3.setValue(mux.readDigital());
+ System.out.println("Input " + dI3.channel + ": " + dI3.value);
+
+ mux.set(dI4.channelMux.get(0), dI4.channelMux.get(1), dI4.channelMux.get(2));
+ dI4.setValue(mux.readDigital());
+ System.out.println("Input " + dI4.channel + ": " + dI4.value);
+
+ mux.set(dI5.channelMux.get(0), dI5.channelMux.get(1), dI5.channelMux.get(2));
+ dI5.setValue(mux.readDigital());
+ System.out.println("Input " + dI5.channel + ": " + dI5.value);
+
+ mux.set(dI6.channelMux.get(0), dI6.channelMux.get(1), dI6.channelMux.get(2));
+ dI6.setValue(mux.readDigital());
+ System.out.println("Input " + dI6.channel + ": " + dI6.value);
+
+ mux.set(dI7.channelMux.get(0), dI7.channelMux.get(1), dI7.channelMux.get(2));
+ dI7.setValue(mux.readDigital());
+ System.out.println("Input " + dI7.channel + ": " + dI7.value);
+
+ mux.set(dI8.channelMux.get(0), dI8.channelMux.get(1), dI8.channelMux.get(2));
+ dI8.setValue(mux.readDigital());
+ System.out.println("Input " + dI8.channel + ": " + dI8.value);
+
+
+
+ }
+}
diff --git a/src/main/java/com/henrypump/io/DigitalOut.java b/src/main/java/com/henrypump/io/DigitalOut.java
new file mode 100644
index 0000000..0d80928
--- /dev/null
+++ b/src/main/java/com/henrypump/io/DigitalOut.java
@@ -0,0 +1,85 @@
+package com.henrypump.io;
+
+import mraa.Dir;
+import mraa.Gpio;
+import mraa.Result;
+
+/**
+ * Created by patrickjmcd on 6/14/17.
+ */
+public class DigitalOut {
+ int channel;
+ Gpio gpioPin;
+
+ DigitalOut(int channel){
+ if ((channel >=0 && channel <=5) || (channel == 8) || (channel == 9)) {
+ this.channel = channel;
+ gpioPin = new Gpio(channel);
+ gpioPin.dir(Dir.DIR_OUT);
+ } else {
+ System.err.println("Error: This channel does not exist,.");
+ System.exit(Result.ERROR_INVALID_PARAMETER.swigValue());
+ }
+
+ }
+
+ void write(int value){
+ gpioPin.write(value);
+ }
+
+ public static void main(String[] args){
+ DigitalOut dO0 = new DigitalOut(0);
+ DigitalOut dO1 = new DigitalOut(1);
+ DigitalOut dO2 = new DigitalOut(2);
+ DigitalOut dO3 = new DigitalOut(3);
+ DigitalOut dO4 = new DigitalOut(4);
+ DigitalOut dO5 = new DigitalOut(5);
+ DigitalOut redLED = new DigitalOut(8);
+ DigitalOut greenLED = new DigitalOut(9);
+ System.out.println("Testing Digital Outputs");
+
+
+ try {
+ dO0.write(1);
+ Thread.sleep(500);
+ dO1.write(1);
+ Thread.sleep(500);
+ dO2.write(1);
+ Thread.sleep(500);
+ dO3.write(1);
+ Thread.sleep(500);
+ dO4.write(1);
+ Thread.sleep(500);
+ dO5.write(1);
+ Thread.sleep(500);
+ dO5.write(0);
+ Thread.sleep(500);
+ dO4.write(0);
+ Thread.sleep(500);
+ dO3.write(0);
+ Thread.sleep(500);
+ dO2.write(0);
+ Thread.sleep(500);
+ dO1.write(0);
+ Thread.sleep(500);
+ dO0.write(0);
+ Thread.sleep(500);
+
+ System.out.println("Testing the status LEDs");
+ for (int i = 0; i < 10; i++) {
+ redLED.write(0);
+ greenLED.write(1);
+ Thread.sleep(250);
+ redLED.write(1);
+ greenLED.write(0);
+ Thread.sleep(250);
+
+ }
+ redLED.write(0);
+ greenLED.write(0);
+
+ } catch (InterruptedException e) {
+ e.printStackTrace();
+ }
+ }
+}
diff --git a/src/main/java/com/henrypump/io/MuxSetup.java b/src/main/java/com/henrypump/io/MuxSetup.java
new file mode 100644
index 0000000..8ebb986
--- /dev/null
+++ b/src/main/java/com/henrypump/io/MuxSetup.java
@@ -0,0 +1,92 @@
+package com.henrypump.io;
+
+import mraa.Dir;
+import mraa.Gpio;
+import mraa.Spi;
+
+import java.util.Arrays;
+import java.util.List;
+
+/**
+ * Created by patrickjmcd on 6/14/17.
+ */
+public class MuxSetup {
+
+ private int A0val = 0;
+ private int A1val = 0;
+ private int A2val = 0;
+
+ private Gpio gpioA0;
+ private Gpio gpioA1;
+ private Gpio gpioA2;
+ private Gpio gpioA3;
+ private Spi spi;
+
+ public static List> muxValues = Arrays.asList(
+ Arrays.asList(),
+ Arrays.asList(0,0,0),
+ Arrays.asList(1,0,0),
+ Arrays.asList(0,1,0),
+ Arrays.asList(1,1,0),
+ Arrays.asList(0,0,1),
+ Arrays.asList(1,0,1),
+ Arrays.asList(0,1,1),
+ Arrays.asList(1,1,1)
+ );
+
+ MuxSetup(){
+ gpioA0 = new Gpio(14);
+ gpioA0.dir(Dir.DIR_OUT);
+
+ gpioA1 = new Gpio(15);
+ gpioA1.dir(Dir.DIR_OUT);
+
+ gpioA2 = new Gpio(16);
+ gpioA2.dir(Dir.DIR_OUT);
+
+ gpioA3 = new Gpio(17);
+ gpioA3.dir(Dir.DIR_IN);
+
+ spi = new Spi(0);
+ }
+
+ public int set(int a0val, int a1val, int a2val){
+ this.A0val = a0val;
+ this.A1val = a1val;
+ this.A2val = a2val;
+ return apply();
+ }
+
+ public int apply(){
+ gpioA0.write(A0val);
+ gpioA1.write(A1val);
+ gpioA2.write(A2val);
+
+ return A0val + A1val * 2 + A2val * 4;
+ }
+
+ public int readDigital(){
+ if (gpioA3.read() == 0){
+ return 1;
+ } else {
+ return 0;
+ }
+ }
+
+ public int readAnalog() {
+ int a = spi.writeByte((short) 0);
+ int b = spi.writeByte((short) 0);
+ int c = spi.writeByte((short) 0);
+
+// System.out.println("a= " + a + ", b= " + b + ", c= " + c);
+// System.out.println("Raw= " + (a * 256 + b));
+
+ if (c == 13){
+ int x = a * 256;
+ x = x + b;
+ return x;
+ } else {
+ return -1;
+ }
+ };
+}