Initial ability to send a packet from RFPowerView

src/RFPowerView.cpp

@@ -4,6 +4,7 @@
 RFPowerView::RFPowerView(uint8_t cePin, uint8_t csPin, uint8_t irqPin, uint16_t rfID) :
     radio(cePin, csPin),
     packetReceiver(&radio),
+    bufferFiller(0x00, 0x00, 0x05),
     irqPin(irqPin),
     rfID{static_cast<uint8_t>(rfID & 0xFF), static_cast<uint8_t>(rfID >> 8)},
     packetCallback(nullptr) {}
@@ -16,6 +17,18 @@ bool RFPowerView::begin() {
     packetReceiver.setBufferCallback([this](const uint8_t* buffer) { this->processBuffer(buffer); });
     packetReceiver.setInvalidBufferCallback([this](const uint8_t* buffer) { this->processInvalidBuffer(buffer); });
 
+    pinMode(irqPin, INPUT);
+
+    attachInterrupt(digitalPinToInterrupt(irqPin), std::bind(&RFPowerView::interruptHandler, this), FALLING);
+
+    radio.setChannel(DEFAULT_RF_CHANNEL);
+    radio.setDataRate(DEFAULT_RF_DATARATE);
+    radio.setAutoAck(false);
+    radio.disableCRC();
+    radio.setRetries(0, 0);
+    radio.setPayloadSize(32);
+    radio.setAddressWidth(2);
+
     startListening();
 
     return true;
@@ -26,25 +39,22 @@ void RFPowerView::loop() {
 }
 
 void RFPowerView::startListening() {
-    radio.setChannel(DEFAULT_RF_CHANNEL);
-    radio.setDataRate(DEFAULT_RF_DATARATE);
-    radio.setAutoAck(false);
-    radio.disableCRC();
-    radio.setPayloadSize(32);
-
-    // TODO: Verify that putting this in begin() instead of startListening() works
-    pinMode(irqPin, INPUT);
-
-    radio.setAddressWidth(2);
     radio.openReadingPipe(0, rfID);
 
     radio.startListening();
-    Serial.println("Listening");
-    // TODO: Verify that putting this in being() instead of startListening() works
-    attachInterrupt(digitalPinToInterrupt(irqPin), std::bind(&RFPowerView::interruptHandler, this), FALLING);
+    
     interrupts();
 }
 
+void RFPowerView::startTransmitting() {
+    radio.stopListening();
+
+    radio.setPALevel(RF24_PA_HIGH, true);
+
+    radio.openWritingPipe(rfID);
+    radio.powerUp();
+}
+
 void RFPowerView::interruptHandler() {
     packetReceiver.read(); 
 }
@@ -65,4 +75,23 @@ void RFPowerView::processInvalidBuffer(const uint8_t *buffer) {
 
 void RFPowerView::setPacketCallback(std::function<void(const Packet*)> callback) {
     packetCallback = callback;
+}
+
+void RFPowerView::sendPacket(const Packet* packet) {
+    if (bufferFiller.fill(sendBuffer, packet)) {
+        startTransmitting();
+
+        uint8_t bytecount = sendBuffer[1] + 4;
+        for (int j = 1; j < 5; j++) {
+            radio.openWritingPipe(rfID);
+            for (int i = 1; i < 200; i++) {
+                radio.writeFast(sendBuffer, bytecount);
+            }
+            delay(100);
+            radio.flush_tx();
+            radio.txStandBy();
+        }
+
+        startListening();
+    }
 }