From 9bcc3aecc0d04c894f11ca0cb2e3987887377703 Mon Sep 17 00:00:00 2001
From: James Wood <james@james-wood.com.au>
Date: Tue, 15 Sep 2020 10:27:21 +1000
Subject: [PATCH] first commit

---
 cockpit_switches.ino | 45 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 cockpit_switches.ino

diff --git a/cockpit_switches.ino b/cockpit_switches.ino
new file mode 100644
index 0000000..2b9c94b
--- /dev/null
+++ b/cockpit_switches.ino
@@ -0,0 +1,45 @@
+#include <Wire.h>
+char controllerState[8];
+#define I2C_SLAVE_ADDR  0x07
+
+const long throttle = 100;
+long lastSend=0;
+
+void setup(){
+  for (int pinNumber = 0; pinNumber < 14; pinNumber++) { pinMode(pinNumber, INPUT_PULLUP); }
+//  for (int pinNumber = 14; pinNumber <= 21; pinNumber++) { pinMode(pinNumber, INPUT); }
+  pinMode(0+14, INPUT);
+  Wire.begin();
+//  Serial.begin(115200);
+}
+
+void loop(){
+  controllerState[0] = map(analogRead(14), 0, 1023, 0, 255);
+  controllerState[1] = 128; //map(analogRead(15), 0, 1023, 0, 255);
+  controllerState[2] = 128; //map(analogRead(16), 0, 1023, 0, 255);
+  controllerState[3] = 128; //map(analogRead(17), 0, 1023, 0, 255);
+  controllerState[4] = 128; //map(analogRead(20), 0, 1023, 0, 255);
+  controllerState[5] = 128; //map(analogRead(21), 0, 1023, 0, 255);
+  controllerState[6] = readButtons(8, 0);
+  controllerState[7] = readButtons(6, 8);
+  if ((millis() - lastSend) > throttle ) {
+    Wire.beginTransmission(I2C_SLAVE_ADDR);
+    for (int i=0; i<sizeof(controllerState); i++){
+      Wire.write(controllerState[i]);
+    }
+    Wire.endTransmission();
+    lastSend = millis();
+  }
+}
+
+byte readButtons(int numberOfButtonsToRead, int inputNumberOffset){
+  byte tempByte = 0;
+  for (int i=0; i<8; i++){
+    if (i < numberOfButtonsToRead) {
+      tempByte += (digitalRead(i + inputNumberOffset) << i);
+    } else {
+      tempByte += (1 << i);
+    }
+  }
+  return ~tempByte;
+}