1 files changed, 117 insertions, 0 deletions
diff --git a/arduino/ace_old/ace.ino b/arduino/ace_old/ace.ino
new file mode 100644
index 0000000..33984dc
--- /dev/null
+++ b/arduino/ace_old/ace.ino
@@ -0,0 +1,117 @@
+#include "link.h"
+#include "physical.h"
+#include "transport.h"
+
+
+// include the library code:
+#include <LiquidCrystal.h>
+
+// initialize the library with the numbers of the interface pins
+LiquidCrystal lcd(8, 9, 4, 5, 6, 11);
+
+int freeRam () {
+  extern int __heap_start, *__brkval; 
+  int v; 
+  return (int) &v - (__brkval == 0 ? (int) &__heap_start : (int) __brkval);
+}
+
+#define LED_PIN 13
+uint8_t msg_buffer[] = {97,98,99};
+  message msg = {msg_buffer, 3};
+
+void setup() {
+  pinMode(LED_PIN, OUTPUT);
+  lcd.begin(16, 2);
+  init_physical_layer(115200);
+  init_transport_layer(200);
+ 
+}
+
+
+void step_circle() {
+  static volatile uint8_t position = 0;
+  static const char chars[] = {'|', '/', '-', '\\'};
+  position = position + 1;
+  if (position >= 4) position = 0;
+ 
+  lcd.setCursor(15, 0);
+  lcd.print(chars[position]);
+}
+
+
+void loop() {
+
+  //lcd.print(freeRam());
+  
+  int x = analogRead (0);
+  //lcd.setCursor(10,1);
+  if (x < 100) {
+    //lcd.print ("Right ");
+  }
+  else if (x < 200) {
+    //lcd.print ("Up    ");
+  }
+  else if (x < 400){
+    //lcd.print ("Down  ");
+  }
+  else if (x < 600){
+//    lcd.print ("Raw    ");
+    to_physical_layer(97);
+  }
+  else if (x < 800){
+    lcd.setCursor(0,0);
+    lcd.print ("SENDING...");
+    to_transport_layer(&msg);
+    lcd.print ("DONE");
+  }
+  else {
+    
+  }
+  
+  delay(100);
+
+  //step_circle();
+}
+
+/*void from_physical_layer(uint8_t byte) {
+ if (byte == 'A') digitalWrite(LED_PIN, HIGH);
+  else digitalWrite(LED_PIN, LOW);
+}*/
+/*void from_link_layer(packet* s) {
+ if (s->data[0] == 'A') digitalWrite(LED_PIN, HIGH);
+ else digitalWrite(LED_PIN, LOW);
+
+};*/
+
+
+static volatile uint32_t errs = 0;
+void from_transport_layer(transport_code code, message* s) {
+ lcd.clear();
+ lcd.setCursor(0,0);
+ if (code == RECEIVED) {
+   lcd.print("RECEIVED");
+   lcd.setCursor(0,1);
+   for (int i = 0; i < s->length; ++i) lcd.write(s->data[i]);
+ }
+ 
+ if (code == SEND_SUCCESS) {
+   lcd.print("SENT");
+   for (int i = 0; i < s->length; ++i) lcd.write(s->data[i]);
+ }
+ 
+ if (code >= SEND_ERROR) {
+   lcd.print("ERROR");
+   lcd.setCursor(0,1);
+   switch(code) {
+     case NO_ACK:
+       lcd.print("NO ACK");
+       break;
+     case BAD_ACK:
+       lcd.print("BAD ACK");
+       break;
+     case BUSY:
+       lcd.print("BUSY");
+       break;
+   }
+ }
+} //implemented in transport