added clock for daisychaining

Software/Gravity/Gravity.ino

@@ -5,7 +5,7 @@
 #include <U8g2lib.h>
 #include <avr/wdt.h>
 
-#define VERSION "0.9b"
+const char version[5] = "V:0.9";
 
 #define SCREEN_ADDRESS 0x3C
 
@@ -24,6 +24,7 @@
 #define ANALOGUE_INPUT_1_PIN A7
 #define ANALOGUE_INPUT_2_PIN A6
 const byte outsPins[6] = { 7, 8, 10, 6, 9, 11 };
+const byte clockOutPin = 3;
 
 int CV1Calibration = 0;
 int CV2Calibration = 0;
@@ -188,6 +189,8 @@ void setup() {
     pinMode(outsPins[i], OUTPUT);
   }
 
+  pinMode(clockOutPin, OUTPUT);
+
   loadState();
 
   u8g2.begin();
@@ -211,6 +214,7 @@ void clock() {
     // Action on each pulse
     if (tickCount == 0) {
       sendTriggers();
+      digitalWrite(clockOutPin, HIGH);
     }
 
     //this part gets the Pulse and Ticks ticking
@@ -235,6 +239,7 @@ void clock() {
       for (byte i = 0; i < 6; i++) {
         digitalWrite(outsPins[i], LOW);
       }
+      digitalWrite(clockOutPin, LOW);
     }
   }
 }