add logic for sending ir signals

1 files changed, 37 insertions, 0 deletions

diff --git a/onkyo_ri.pde b/onkyo_ri.pde
index 9f8c607..a23c920 100644
--- a/onkyo_ri.pde
+++ b/onkyo_ri.pde
@@ -30,6 +30,43 @@ uint64_t listenForIR(ir_t *proto);
 int getPulseLength();
 int getPulseLengthInRange(int expected);
 
+void sendToggle(int pin, int delayTime[]) {
+        digitalWrite(pin, LOW);
+        delayMicroseconds(delayTime[0] * 10);
+        digitalWrite(pin, HIGH);
+        delayMicroseconds(delayTime[1] * 10);
+}
+
+void send(ir_t *proto, uint64_t value, int pin, bool inverted) {
+        bool low = inverted;
+        int i;
+        uint8_t bit;
+
+        for (i = 0; i < ARRAY_LEN(proto->header); i++) {
+                digitalWrite(pin, low ? LOW : HIGH);
+                delayMicroseconds(proto->header[i] * 10);
+                low = !low;
+        }
+
+        for (i = proto->prebits - 1; i >= 0; i--) {
+                bit = (proto->pre >> i) & 1;
+                sendToggle(pin, proto->values[bit]);
+        }
+
+        for (i = proto->bits - 1; i >= 0; i--) {
+                bit = (value >> i) & 1;
+                sendToggle(pin, proto->values[bit]);
+        }
+
+        for (i = 0; i < ARRAY_LEN(proto->trail); i++) {
+                digitalWrite(pin, low ? LOW : HIGH);
+                delayMicroseconds(proto->trail[i] * 10);
+                low = !low;
+        }
+
+        digitalWrite(pin, low ? LOW : HIGH);
+}
+
 void setup(void) {
         Serial.begin(9600);
         Serial.println("Ready to decode IR!");