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Add keypad, song status, volume, initial enclosure

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This commit is contained in:
Will Bradley 2024-04-30 21:18:40 -07:00
parent 110c8e9b7f
commit bca0d18bfc
Signed by: will
GPG Key ID: 1159B930701263F3
2 changed files with 231 additions and 25 deletions
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168
SmartAirSpeaker.ino
View File

@ -5,6 +5,7 @@
#include <ArduinoJson.h>
#include "BluetoothA2DPSink.h"
#include <SparkFun_Qwiic_OLED.h> //http://librarymanager/All#SparkFun_Qwiic_OLED
#include "SparkFun_Qwiic_Keypad_Arduino_Library.h" //Click here to get the library: http://librarymanager/All#SparkFun_keypad
EspMQTTClient client(
"YourSSID",
@ -29,14 +30,25 @@ WM8960 codec; // http://librarymanager/All#SparkFun_WM8960
BluetoothA2DPSink a2dp_sink; // https://github.com/pschatzmann/ESP32-A2DP
Bsec iaqSensor; // Bsec Bosch sensors
QwiicMicroOLED myOLED; // OLED
KEYPAD keypad1; //Keypad
// via http://en.radzio.dxp.pl/bitmap_converter/
uint8_t volumeIcon[] = {
0x38, 0x38, 0x7C, 0x00, 0x10, 0x44, 0x38, 0x82, 0x7C,
};
String output;
String header = "Timestamp [ms], IAQ, IAQ accuracy, Static IAQ, CO2 equivalent, breath VOC equivalent, raw temp[°C], pressure [hPa], raw relative humidity [%], gas [Ohm], Stab Status, run in status, comp temp[°C], comp humidity [%], gas percentage";
unsigned long last_header = 0;
unsigned long last_report = 0;
unsigned long last_sensor_run = 0;
int width, height;
uint8_t * playtime;
uint32_t playtime, play_position = 0; // milliseconds
String artist, title;
int speakerVolume = 0;
int speakerAcGain = 0;
int speakerDcGain = 0;
bool useCelsius = false;
int playback_status = esp_avrc_playback_stat_t::ESP_AVRC_PLAYBACK_STOPPED;
// Helper functions declarations
void checkIaqSensorStatus(void);
@ -61,6 +73,8 @@ void setup()
a2dp_sink.set_avrc_metadata_attribute_mask(ESP_AVRC_MD_ATTR_TITLE | ESP_AVRC_MD_ATTR_ARTIST | ESP_AVRC_MD_ATTR_PLAYING_TIME );
a2dp_sink.set_avrc_metadata_callback(avrc_metadata_callback);
a2dp_sink.set_avrc_rn_playstatus_callback(avrc_rn_playstatus_callback);
a2dp_sink.set_avrc_rn_play_pos_callback(avrc_rn_play_pos_callback);
a2dp_sink.start("WillTooth Audio"); // Note, you can give your device any name!
// OLED setup
@ -71,6 +85,11 @@ void setup()
width = myOLED.getWidth();
height = myOLED.getHeight();
if (keypad1.begin() == false)
{
Serial.println("Keypad setup failed.");
}
pinMode(LED_BUILTIN, OUTPUT);
digitalWrite(LED_BUILTIN, LOW);
iaqSensor.begin(BME68X_I2C_ADDR_LOW, Wire);
@ -99,13 +118,25 @@ void setup()
}
void avrc_metadata_callback(uint8_t data1, const uint8_t *data2) {
Serial.printf("AVRC metadata rsp: attribute id 0x%x, %s\n", data1, data2);
Serial.printf("AVRC metadata rsp: attribute id 0x%x \"%s\"\n", data1, data2);
if (data1 == 0x1)
title = String((char*)data2);
else if (data1 == 0x2)
artist = String((char*)data2);
// else if (data1 == 0x40)
// playtime = data2;
else if (data1 == 0x40) {
playtime = String((char*)data2).toInt(); // data2 is milliseconds as a text string
Serial.printf("Playtime \"%s\" stored as %d\n", data2, playtime);
}
}
void avrc_rn_play_pos_callback(uint32_t play_pos) {
Serial.printf("Got play_pos %d\n", play_pos);
play_position = play_pos;
}
void avrc_rn_playstatus_callback(esp_avrc_playback_stat_t playback) {
Serial.printf("Got playstatus %d\n", playback);
playback_status = playback;
}
void onConnectionEstablished() {
@ -114,10 +145,58 @@ void onConnectionEstablished() {
void loop(void)
{
keypad1.updateFIFO(); // necessary for keypad to pull button from stack to readable register
char button = keypad1.getButton();
if (button != 0 && button != -1) {
if (button == 0x32) { // '2'
if (speakerVolume < 9) speakerVolume += 1;
codec.setSpeakerVolumeDB(speakerVolume*2);
Serial.print("vol: ");
Serial.println(speakerVolume);
} else if (button == 0x38) { // '8'
if (speakerVolume > -10) speakerVolume -= 1;
codec.setSpeakerVolumeDB(speakerVolume*2);
Serial.print("vol: ");
Serial.println(speakerVolume);
} else if (button == 0x36) { // '6'
a2dp_sink.next();
Serial.print("next");
} else if (button == 0x34) { // '4'
a2dp_sink.previous();
Serial.print("prev");
} else if (button == 0x35) { // '5'
Serial.println("play/pause");
if (playback_status == esp_avrc_playback_stat_t::ESP_AVRC_PLAYBACK_PLAYING) a2dp_sink.pause();
else if (playback_status == esp_avrc_playback_stat_t::ESP_AVRC_PLAYBACK_PAUSED) a2dp_sink.play();
else if (playback_status == esp_avrc_playback_stat_t::ESP_AVRC_PLAYBACK_STOPPED) a2dp_sink.play();
else Serial.printf("pause err: %d\n", playback_status);
} else if (button == 0x23) { // '#'
useCelsius = !useCelsius;
Serial.print("celsius: ");
Serial.println(useCelsius);
} else {
Serial.print("Unknown: ");
Serial.println(button);
}
/*if( button == 0x31 ) Serial.println("(1)");
if( button == 0x32 ) Serial.println("(2)");
if( button == 0x33 ) Serial.println("(3)");
if( button == 0x34 ) Serial.println("(4)");
if( button == 0x35 ) Serial.println("(5)");
if( button == 0x36 ) Serial.println("(6)");
if( button == 0x37 ) Serial.println("(7)");
if( button == 0x38 ) Serial.println("(8)");
if( button == 0x39 ) Serial.println("(9)");
if( button == 0x2a ) Serial.println("(*)");
if( button == 0x30 ) Serial.println("(0)");
if( button == 0x23 ) Serial.println("(#)");*/
}
unsigned long time_trigger = millis();
if (iaqSensor.run()) { // Do IAQ work and proceed unless there's an issue
if (last_report == 0 || time_trigger-last_report > 60000) {
if (last_header == 0 || time_trigger-last_header > 600000) {
if (last_sensor_run == 0 || time_trigger-last_sensor_run > 2000) {
last_sensor_run = time_trigger;
if (iaqSensor.run()) { // Do IAQ work and proceed unless there's an issue
if (last_header == 0 || time_trigger-last_header > 20000) {
Serial.println(header);
last_header = time_trigger;
}
@ -167,40 +246,79 @@ void loop(void)
String json;
serializeJson(obj,json);
client.publish("esp/status", json);
// Serial.printf("Took %d ms\n", millis()-last_sensor_run);
digitalWrite(LED_BUILTIN, HIGH);
last_report = time_trigger;
drawGraph(iaqSensor.temperature, iaqSensor.humidity, iaqSensor.co2Equivalent, iaqSensor.co2Accuracy);
}
} else {
checkIaqSensorStatus();
}
client.loop();
sleep(1);
drawGraph(iaqSensor.temperature, iaqSensor.humidity, iaqSensor.co2Equivalent, iaqSensor.co2Accuracy);
delay(10);
}
void drawGraph(int temp, int humid, int co2e, int co2acc)
{
myOLED.erase();
myOLED.erase();
int lineHeight = myOLED.getStringHeight("H");
String out = "Temp: "+String(temp)+"'\n"+
"Hum: "+String(humid)+"%\n";
String out;
if (useCelsius)
out += String(temp)+"C ";
else
out += String((int)round(temp*1.8+32))+"F ";
out += String(humid)+"% ";
// out += String(speakerVolume+11); //+String(speakerAcGain)+" "+String(speakerDcGain)+"\n";
myOLED.setCursor(0, 0);
myOLED.print(out);
if(co2acc>0)
out += "CO2: "+String(co2e);
else
out += "CO2: --";
int offset=0;
if (speakerVolume < -5) offset=6;
else if (speakerVolume < 0) offset=4;
else if (speakerVolume < 5) offset=2;
// else leave at 0
if(!title.isEmpty() && !artist.isEmpty())
out += "\n"+title+" - "+artist;
myOLED.bitmap(myOLED.getWidth()-9, 0, 9-offset, 8, volumeIcon, 9, 8);
myOLED.setCursor(0, 0);
if(co2acc>0)
out = "CO2: "+String(co2e);
else
out = "CO2: --";
myOLED.setCursor(0, lineHeight*2);
myOLED.print(out);
if(!title.isEmpty() && !artist.isEmpty()) {
unsigned long time = millis();
int titlePos, artistPos = 0;
if (title.length() > 10) {
titlePos = (time/1000)%(title.length()-9);
}
if (artist.length() > 10) {
artistPos = (time/1000)%(artist.length()-9);
}
out = title.substring(titlePos,titlePos+10);
myOLED.setCursor(0, lineHeight*4-2);
myOLED.print(out);
//myOLED.line(xS, yS, xE, yE);
myOLED.display();
delay(10);
out = artist.substring(artistPos,artistPos+10);
myOLED.setCursor(0, lineHeight*5-2);
myOLED.print(out);
}
if (playtime>0) {
float playpct = (float)play_position/(float)playtime;
int height = myOLED.getHeight()-1;
// Serial.printf("(%d/%d = %.1fpct)\n", play_position, playtime, 100.0*playpct);
myOLED.line(0, height, round(myOLED.getWidth()*playpct), height);
}
myOLED.display();
delay(10);
}
// Helper function definitions

88
SmartAirSpeaker.scad Normal file
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@ -0,0 +1,88 @@
include <BOSL2/std.scad>
$fn=40;
leeway=0.5;
bodyFaceW=120;
bodyFaceH=100;
bodyBackW=20;
bodyBackH=15;
bodyDepth=50;
screenWidth=16.5+leeway; // visible
screenHeight=13+leeway; // visible
screenY=-35;
screenX=30;
screenCutoutWidth=19+leeway;
screenCutoutHeight=19.5+leeway;
screenMountWidth=21+leeway;
screenMountHeight=21+leeway;
keypadWidth=46+leeway; // visible
keypadHeight=57+leeway; // visible
keypadDepth=4;
keypadY=10;
keypadX=30;
keypadMountDia=1;
speakerWidth=45; // visible, 50 OD
speakerConeWidth=60;
speakerDepth=2.2;
speakerY=0;
speakerX=-27;
sensorWidth=4; // visible
sensorDepth=4;
sensorY=-15;
powerWidth=4; // visible
powerDepth=10;
powerY=0;
right_half()
diff("hole","mount") translate([0, 0, 0]) rotate([50,0,0]) {
// body
prismoid([bodyBackW, bodyBackH], [bodyFaceW, bodyFaceH], bodyDepth, rounding=4)
tag("hole") {
attach([TOP]) {
// screen
translate([screenX,-screenY,0.1]) cuboid([screenWidth,screenHeight,4], anchor=TOP);
// screen thickness cutout
translate([screenX,-screenY,-1]) cuboid([screenCutoutWidth,screenCutoutHeight,2], anchor=TOP)
tag("mount") {
position(FRONT+LEFT) translate([-2,2,-0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
position(BACK+LEFT) translate([-2,-4,-0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
position(FRONT+RIGHT) translate([2,2,-0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
position(BACK+RIGHT) translate([2,-4,-0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
}
// keypad
translate([keypadX,-keypadY,0.1]) cuboid([keypadWidth,keypadHeight,keypadDepth], rounding=4, edges=["Z"], anchor=TOP)
tag("mount") {
//TODO: actually measure these, consider screws
position(FRONT+LEFT) translate([-.2,-1,0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
position(BACK+LEFT) translate([-.2,1,0]) cylinder(h=2, d=keypadMountDia, anchor=TOP);
position(FRONT+RIGHT) translate([.2,-1,0]) cylinder(h=1, d=keypadMountDia, anchor=TOP);
position(BACK+RIGHT) translate([.2,1,0]) cylinder(h=1, d=keypadMountDia, anchor=TOP);
}
// speaker
translate([speakerX,-speakerY,0.1]) cylinder(h=speakerDepth, d1=speakerWidth, d2=speakerConeWidth, anchor=TOP)
tag("mount") {
zrot_copies([90, 180, 270]) left(speakerConeWidth/2)
cylinder(h=5, d1=2, d2=2, anchor=TOP);
}
}
attach(BACK) {
// sensor
translate([0,-sensorY,0]) cylinder(h=sensorDepth, d=sensorWidth, center=true);
}
attach(BOTTOM) {
// power
translate([0,-powerY,0]) cylinder(h=powerDepth, d=powerWidth, center=true);
}
// hollow
prismoid([bodyBackW-5, bodyBackH-5], [bodyFaceW-6, bodyFaceH-6], bodyDepth-4, rounding=3, center=true);
}
}