Added Soundboard

file.cpp: scan_root_files
proc_audiotx.cpp: bandwidth setting
ui_widget.cpp: button on_focus

firmware/baseband/proc_afsk.cpp

@@ -106,7 +106,8 @@ void AFSKProcessor::execute(const buffer_c8_t& buffer) {
 		
 		// FM
 		// 1<<18 = 262144
-		// m = (262144 * BW) / 2280000 (* 115, see ui_lcr afsk_bw setting)
+		// m = (262144 * a) / 2280000
+		// a = 262144 / 2280000 (*1000 = 115, see ui_lcr afsk_bw setting)
 		frq = tone_sample * afsk_bw;
 		
 		phase = (phase + frq);

firmware/baseband/proc_audiotx.cpp

@@ -38,8 +38,8 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
 	for (size_t i = 0; i<buffer.count; i++) {
 		
 		// Audio preview sample generation: 1536000/48000 = 32
-		if (as >= 31) {
-			as = 0;
+		if (!as) {
+			as = 32;
 			audio_fifo.out(sample);
 			//preview_audio_buffer.p[ai++] = sample << 8;
 			
@@ -50,11 +50,11 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
 				asked = true;
 			}
 		} else {
-			as++;
+			as--;
 		}
 		
 		// FM
-		frq = sample * 8000;
+		frq = sample * bw;
 		
 		phase = (phase + frq);
 		sphase = phase + (64 << 18);
@@ -69,9 +69,17 @@ void AudioTXProcessor::execute(const buffer_c8_t& buffer){
 }
 
 void AudioTXProcessor::on_message(const Message* const msg) {
+	const auto message = static_cast<const AudioTXConfigMessage*>(msg);
+	
 	switch(msg->id) {
 		case Message::ID::AudioTXConfig:
-			//const auto message = static_cast<const AudioTXConfigMessage*>(msg);
+
+			// 1<<18 = 262144
+			// m = (262144 * a) / 1536000
+			// a = 262144 / 1536000 (*1000 = 171)
+			bw = 171 * (message->bw);
+			as = 0;
+
 			configured = true;
 			break;
 		

firmware/baseband/proc_audiotx.hpp

@@ -41,6 +41,7 @@ private:
 	int8_t audio_fifo_data[2048];
 	FIFO<int8_t> audio_fifo = { audio_fifo_data, 11 };	// 43ms @ 48000Hz
 	
+	uint32_t bw;
 	uint8_t as = 0, ai;
 	int8_t re, im;
 	int8_t sample;

firmware/baseband/proc_pocsag.cpp

@@ -94,7 +94,7 @@ void POCSAGProcessor::execute(const buffer_c8_t& buffer) {
 							last_rx_data = rx_data;
 							rx_state = SYNC;
 						} else if (rx_data == POCSAG_IDLE) {
-							//rx_state = WAITING;
+							rx_state = WAITING;
 						}
 						
 					} else {
@@ -106,6 +106,7 @@ void POCSAGProcessor::execute(const buffer_c8_t& buffer) {
 					if (msg_timeout < 600) {
 						msg_timeout++;
 						rx_bit++;
+						
 						if (rx_bit >= 32) {
 							rx_bit = 0;