dumped all my old arduino stuff in here.

ShiftRegister_1/ShiftRegister_1.pde

@@ -0,0 +1,32 @@
+
+int pin_led_clock=2;
+int pin_led_latch=3;
+int pin_led_data=4;
+
+void setup() {
+  Serial.begin(9600); //start serial
+  pinMode(pin_led_data, OUTPUT);
+  pinMode(pin_led_latch, OUTPUT); 
+  pinMode(pin_led_clock, OUTPUT);
+}
+
+void loop() {
+  set_led_states(LOW);
+  delay(500);
+  set_led_states(HIGH);
+  delay(500);
+}
+
+void set_led_states(int CMD){
+  for (int n=0; n<8; n++) {
+    digitalWrite(pin_led_data, CMD); // turn the 'current' led on
+    pulse_pin(pin_led_clock); // address the next bit slot
+   }
+  pulse_pin(pin_led_latch); // when the latch goes from low to high, the data that's been stored to the register's memory gets sent to its output pins
+}
+ 
+// Set a pin to low, then high
+void pulse_pin(int pin_number){
+ digitalWrite(pin_number,LOW);
+ digitalWrite(pin_number,HIGH);
+}