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arduino : updating examples + fix memory alignment issue for rp2040

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This commit is contained in:
Georgi Gerganov
2022-06-11 17:55:52 +03:00
parent dae34e46b1
commit 7918594b96
4 changed files with 64 additions and 53 deletions
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102
examples/arduino-rx/arduino-rx.ino
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@@ -30,28 +30,17 @@ GGWave * g_ggwave = nullptr;
// helper function to output the generated GGWave waveform via a buzzer
void send_text(GGWave & ggwave, uint8_t pin, const char * text, GGWave::TxProtocolId protocolId) {
Serial.print(F("Sending text: "));
Serial.println(text);
ggwave.init(text, protocolId);
ggwave.encode();
const auto & tones = ggwave.txTones();
float freq_hz = -1.0f;
float duration_ms = -1.0f;
for (int i = 0; i < (int) tones.size(); ++i) {
if (tones[i].size() == 0) continue;
const auto & curTone = tones[i].front();
if (curTone.freq_hz != freq_hz) {
if (duration_ms > 0) {
tone(pin, freq_hz);
delay(duration_ms);
}
freq_hz = curTone.freq_hz;
duration_ms = 0.0f;
}
duration_ms += curTone.duration_ms;
}
if (duration_ms > 0) {
const auto & protocol = GGWave::Protocols::tx()[protocolId];
const auto tones = ggwave.txTones();
const auto duration_ms = protocol.txDuration_ms(ggwave.samplesPerFrame(), ggwave.sampleRateOut());
for (auto & curTone : tones) {
const auto freq_hz = (protocol.freqStart + curTone)*ggwave.hzPerSample();
tone(pin, freq_hz);
delay(duration_ms);
}
@@ -66,6 +55,48 @@ void setup() {
pinMode(kPinSpeaker, OUTPUT);
Serial.println(F("Trying to create ggwave instance"));
auto p = GGWave::getDefaultParameters();
p.payloadLength = 16;
p.sampleRateInp = frequency;
p.sampleRateOut = frequency;
p.sampleRate = frequency;
p.samplesPerFrame = samplesPerFrame;
p.sampleFormatInp = GGWAVE_SAMPLE_FORMAT_I16;
p.sampleFormatOut = GGWAVE_SAMPLE_FORMAT_I16;
p.operatingMode = (ggwave_OperatingMode) (GGWAVE_OPERATING_MODE_RX | GGWAVE_OPERATING_MODE_TX | GGWAVE_OPERATING_MODE_USE_DSS | GGWAVE_OPERATING_MODE_TX_ONLY_TONES);
GGWave::Protocols::tx().disableAll();
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_DT_NORMAL, true);
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_DT_FAST, true);
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_DT_FASTEST, true);
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_MT_NORMAL, true);
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_MT_FAST, true);
GGWave::Protocols::tx().toggle(GGWAVE_PROTOCOL_MT_FASTEST, true);
GGWave::Protocols::rx().disableAll();
//GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_DT_NORMAL, true);
//GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_DT_FAST, true);
//GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_DT_FASTEST, true);
//GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_MT_NORMAL, true);
//GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_MT_FAST, true);
GGWave::Protocols::rx().toggle(GGWAVE_PROTOCOL_MT_FASTEST, true);
delay(1000);
static GGWave ggwave(p);
Serial.println(ggwave.heapSize());
delay(1000);
ggwave.setLogFile(nullptr);
g_ggwave = &ggwave;
Serial.println(F("Instance initialized"));
// Configure the data receive callback
PDM.onReceive(onPDMdata);
@@ -81,29 +112,6 @@ void setup() {
Serial.println(F("Failed to start PDM!"));
while (1);
}
Serial.println(F("Trying to create ggwave instance"));
auto p = GGWave::getDefaultParameters();
p.payloadLength = 16;
p.sampleRateInp = frequency;
p.sampleRateOut = frequency;
p.sampleRate = frequency;
p.samplesPerFrame = samplesPerFrame;
p.sampleFormatInp = GGWAVE_SAMPLE_FORMAT_I16;
p.sampleFormatOut = GGWAVE_SAMPLE_FORMAT_I16;
p.operatingMode = (ggwave_OperatingMode) (GGWAVE_OPERATING_MODE_RX | GGWAVE_OPERATING_MODE_TX | GGWAVE_OPERATING_MODE_USE_DSS | GGWAVE_OPERATING_MODE_TX_ONLY_TONES);
GGWave::Protocols::tx().only({GGWAVE_PROTOCOL_MT_FASTEST, GGWAVE_PROTOCOL_DT_FASTEST});
GGWave::Protocols::rx().only({GGWAVE_PROTOCOL_MT_FASTEST, GGWAVE_PROTOCOL_DT_FASTEST});
static GGWave ggwave(p);
ggwave.setLogFile(nullptr);
g_ggwave = &ggwave;
Serial.println(F("Instance initialized"));
}
void loop() {
@@ -131,16 +139,16 @@ void loop() {
// for example: samplesPerFrame = 128, frequency = 6000 => not more than 20 ms
Serial.println(tEnd - tStart);
if (tEnd - tStart > 1000*(float(samplesPerFrame)/frequency)) {
Serial.println("Warning: decode() took too long to execute!");
Serial.println(F("Warning: decode() took too long to execute!"));
}
}
nr = ggwave.rxTakeData(result);
if (nr > 0) {
Serial.println(tEnd - tStart);
Serial.print("Received data with length ");
Serial.print(F("Received data with length "));
Serial.print(nr); // should be equal to p.payloadLength
Serial.println(" bytes:");
Serial.println(F(" bytes:"));
Serial.println((char *) result.data());
@@ -153,7 +161,7 @@ void loop() {
// resume microphone capture
if (!PDM.begin(channels, frequency)) {
Serial.println("Failed to start PDM!");
Serial.println(F("Failed to start PDM!"));
while (1);
}
}
@@ -161,7 +169,7 @@ void loop() {
}
if (err > 0) {
Serial.println("ERRROR");
Serial.println(F("ERRROR"));
Serial.println(err);
err = 0;
}

9
examples/arduino-tx2/arduino-tx2.ino
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@@ -13,7 +13,9 @@ GGWave * g_ggwave = nullptr;
char txt[64];
#define P(str) (strcpy_P(txt, PSTR(str)), txt)
// helper function to output the generated GGWave waveform via a buzzer
void send_text(GGWave & ggwave, uint8_t pin, const char * text, GGWave::TxProtocolId protocolId) {
Serial.print(F("Sending text: "));
Serial.println(text);
ggwave.init(text, protocolId);
@@ -40,7 +42,7 @@ void setup() {
pinMode(kPinButton0, INPUT);
pinMode(kPinButton1, INPUT);
Serial.println(P("Trying to create ggwave instance"));
Serial.println(F("Trying to create ggwave instance"));
auto p = GGWave::getDefaultParameters();
p.payloadLength = 16;
@@ -59,7 +61,7 @@ void setup() {
g_ggwave = &ggwave;
Serial.println(P("Instance initialized"));
Serial.println(F("Instance initialized"));
}
int pressed = 0;
@@ -109,7 +111,8 @@ void loop() {
send_text(ggwave, kPinSpeaker, P("Press the button!"), GGWAVE_PROTOCOL_MT_FASTEST);
digitalWrite(kPinLed0, LOW);
Serial.println(P("Starting main loop"));
Serial.println(F("Starting main loop"));
while (true) {
int but0 = digitalRead(kPinButton0);
int but1 = digitalRead(kPinButton1);

4
include/ggwave/ggwave.h
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@@ -48,10 +48,10 @@ extern "C" {
GGWAVE_PROTOCOL_ULTRASOUND_NORMAL,
GGWAVE_PROTOCOL_ULTRASOUND_FAST,
GGWAVE_PROTOCOL_ULTRASOUND_FASTEST,
#endif
GGWAVE_PROTOCOL_DT_NORMAL,
GGWAVE_PROTOCOL_DT_FAST,
GGWAVE_PROTOCOL_DT_FASTEST,
#endif
GGWAVE_PROTOCOL_MT_NORMAL,
GGWAVE_PROTOCOL_MT_FAST,
GGWAVE_PROTOCOL_MT_FASTEST,
@@ -495,10 +495,10 @@ public:
protocols.data[GGWAVE_PROTOCOL_ULTRASOUND_NORMAL] = { PSTR("[U] Normal"), 320, 9, 3, 1, true, };
protocols.data[GGWAVE_PROTOCOL_ULTRASOUND_FAST] = { PSTR("[U] Fast"), 320, 6, 3, 1, true, };
protocols.data[GGWAVE_PROTOCOL_ULTRASOUND_FASTEST] = { PSTR("[U] Fastest"), 320, 3, 3, 1, true, };
#endif
protocols.data[GGWAVE_PROTOCOL_DT_NORMAL] = { PSTR("[DT] Normal"), 24, 9, 1, 1, true, };
protocols.data[GGWAVE_PROTOCOL_DT_FAST] = { PSTR("[DT] Fast"), 24, 6, 1, 1, true, };
protocols.data[GGWAVE_PROTOCOL_DT_FASTEST] = { PSTR("[DT] Fastest"), 24, 3, 1, 1, true, };
#endif
protocols.data[GGWAVE_PROTOCOL_MT_NORMAL] = { PSTR("[MT] Normal"), 24, 9, 1, 2, true, };
protocols.data[GGWAVE_PROTOCOL_MT_FAST] = { PSTR("[MT] Fast"), 24, 6, 1, 2, true, };
protocols.data[GGWAVE_PROTOCOL_MT_FASTEST] = { PSTR("[MT] Fastest"), 24, 3, 1, 2, true, };

2
src/ggwave.cpp
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@@ -369,7 +369,7 @@ GGWave::RxProtocols & GGWave::Protocols::rx() {
// this probably does not matter, but adding it anyway
#ifdef ARDUINO
const int kAlignment = 1;
const int kAlignment = 4;
#else
const int kAlignment = 8;
#endif