75 lines
2.5 KiB
C++
75 lines
2.5 KiB
C++
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#include "ESP_I2S.h"
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#include "ESP_SR.h"
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#define I2S_PIN_BCK 17
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#define I2S_PIN_WS 47
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#define I2S_PIN_DIN 16
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#define LIGHT_PIN 40
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#define FAN_PIN 41
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I2SClass i2s;
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// Generated using the following command:
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// python3 tools/gen_sr_commands.py "Turn on the light,Switch on the light;Turn off the light,Switch off the light,Go dark;Start fan;Stop fan"
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enum {
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SR_CMD_TURN_ON_THE_LIGHT,
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SR_CMD_TURN_OFF_THE_LIGHT,
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SR_CMD_START_FAN,
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SR_CMD_STOP_FAN,
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};
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static const sr_cmd_t sr_commands[] = {
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{0, "Turn on the light", "TkN nN jc LiT"},
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{0, "Switch on the light", "SWgp nN jc LiT"},
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{1, "Turn off the light", "TkN eF jc LiT"},
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{1, "Switch off the light", "SWgp eF jc LiT"},
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{1, "Go dark", "Gb DnRK"},
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{2, "Start fan", "STnRT FaN"},
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{3, "Stop fan", "STnP FaN"},
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};
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void onSrEvent(sr_event_t event, int command_id, int phrase_id) {
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switch (event) {
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case SR_EVENT_WAKEWORD: Serial.println("WakeWord Detected!"); break;
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case SR_EVENT_WAKEWORD_CHANNEL:
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Serial.printf("WakeWord Channel %d Verified!\n", command_id);
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ESP_SR.setMode(SR_MODE_COMMAND); // Switch to Command detection
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break;
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case SR_EVENT_TIMEOUT:
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Serial.println("Timeout Detected!");
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ESP_SR.setMode(SR_MODE_WAKEWORD); // Switch back to WakeWord detection
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break;
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case SR_EVENT_COMMAND:
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Serial.printf("Command %d Detected! %s\n", command_id, sr_commands[phrase_id].str);
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switch (command_id) {
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case SR_CMD_TURN_ON_THE_LIGHT: digitalWrite(LIGHT_PIN, HIGH); break;
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case SR_CMD_TURN_OFF_THE_LIGHT: digitalWrite(LIGHT_PIN, LOW); break;
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case SR_CMD_START_FAN: digitalWrite(FAN_PIN, HIGH); break;
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case SR_CMD_STOP_FAN: digitalWrite(FAN_PIN, LOW); break;
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default: Serial.println("Unknown Command!"); break;
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}
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ESP_SR.setMode(SR_MODE_COMMAND); // Allow for more commands to be given, before timeout
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// ESP_SR.setMode(SR_MODE_WAKEWORD); // Switch back to WakeWord detection
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break;
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default: Serial.println("Unknown Event!"); break;
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}
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}
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void setup() {
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Serial.begin(115200);
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pinMode(LIGHT_PIN, OUTPUT);
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digitalWrite(LIGHT_PIN, LOW);
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pinMode(FAN_PIN, OUTPUT);
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digitalWrite(FAN_PIN, LOW);
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i2s.setPins(I2S_PIN_BCK, I2S_PIN_WS, -1, I2S_PIN_DIN);
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i2s.setTimeout(1000);
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i2s.begin(I2S_MODE_STD, 16000, I2S_DATA_BIT_WIDTH_16BIT, I2S_SLOT_MODE_STEREO);
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ESP_SR.onEvent(onSrEvent);
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ESP_SR.begin(i2s, sr_commands, sizeof(sr_commands) / sizeof(sr_cmd_t), SR_CHANNELS_STEREO, SR_MODE_WAKEWORD);
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}
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void loop() {}
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