Sun, 24 Nov 2019 16:44:00 +0100
Version 0.3.7. The WiFi task uses the new event handlers. Cooling temperature top is now 45 instead of 30 degreees for pitching Kveik. One extra cosmetic message during OTA update.
0 | 1 | /** |
2 | * @file task_sound.c | |
4 | 3 | * @brief BrewBoard Sound driver. Uses a simple piezo buzzer. |
0 | 4 | */ |
5 | ||
6 | #include "config.h" | |
7 | ||
8 | ||
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9 | #define PIEZO_BUZZER CONFIG_BUZZER_GPIO ///< GPIO pin with the piezo buzzer. |
0 | 10 | |
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11 | EventGroupHandle_t xEventGroupSound; ///< Event handle. |
0 | 12 | |
13 | ||
14 | static const char *TAG = "task_sound"; | |
15 | ||
16 | const int SOUND_STARTUP = BIT0; ///< When set, play startup sound. | |
17 | const int SOUND_PROMPT = BIT1; ///< When set, play prompt sound. | |
18 | const int SOUND_TEMPREACHED = BIT2; ///< When set, play temperature reached sound. | |
19 | const int SOUND_TIMEOUT = BIT3; ///< When set, play time out sound. | |
20 | const int SOUND_ADDHOP = BIT4; ///< When set, play add hop sound. | |
21 | const int SOUND_END = BIT5; ///< When set, play finished sound. | |
22 | const int SOUND_WARN = BIT6; ///< When set, play warning sound. | |
23 | ||
24 | ||
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25 | /* Sound arrays. The first value is the length, followed by the on and off times. */ |
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26 | static const uint16_t _sound_Startup[] = { 50, 10, 10, 10, 10, 10, 10, 10, 10, 10, 200, |
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27 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, |
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28 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, |
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29 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, |
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30 | 10, 10, 10, 10, 10, 10, 10, 10, 10, 10 }; |
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31 | static const uint16_t _sound_Prompt[] = { 2, 50, 125 }; |
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32 | static const uint16_t _sound_TempReached[] = { 6, 250, 75, 250, 75, 250, 75}; |
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33 | static const uint16_t _sound_TimeOut[] = { 10, 25, 975, 25, 975, 25, 975, 25, 975, 500, 500 }; // 5 seconds |
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34 | static const uint16_t _sound_AddHop[] = { 18, 50, 50, 50, 50, 50, 225, 150, 50, 150, 50, 150, 225, 50, 50, 50 , 50 , 50, 50 }; |
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35 | static const uint16_t _sound_End[] = { 2, 1000, 75 }; |
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36 | static const uint16_t _sound_Warn[] = { 6, 100, 75, 100, 75, 100, 50 }; |
0 | 37 | |
38 | ||
39 | ||
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40 | /** |
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41 | * @brief Play sounds on the piezo buzzer. |
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42 | * @param sound The sound array. |
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43 | */ |
0 | 44 | void BuzzerPlay(const uint16_t *sound) |
45 | { | |
42 | 46 | char msg[16]; |
47 | ||
0 | 48 | for (int i = 1; i <= sound[0]; i += 2) { |
42 | 49 | if (sound != _sound_Startup) { |
50 | snprintf(msg, 15, "{\"beep\":\"1\"}"); | |
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51 | ws_server_send_text_clients((char *)"/ws", msg, strlen(msg)); |
42 | 52 | } |
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53 | gpio_set_level(PIEZO_BUZZER, 1); |
0 | 54 | vTaskDelay(sound[i] / portTICK_PERIOD_MS); |
55 | gpio_set_level(PIEZO_BUZZER, 0); | |
56 | vTaskDelay(sound[i+1] / portTICK_PERIOD_MS); | |
57 | } | |
58 | ||
59 | gpio_set_level(PIEZO_BUZZER, 0); // Just make sure the sound is off. | |
60 | } | |
61 | ||
62 | ||
63 | ||
64 | void SoundPlay(int id) | |
65 | { | |
66 | switch (id) { | |
67 | case SOUND_StartUp: xEventGroupSetBits(xEventGroupSound, SOUND_STARTUP); | |
68 | break; | |
69 | ||
70 | case SOUND_Prompt: xEventGroupSetBits(xEventGroupSound, SOUND_PROMPT); | |
71 | break; | |
72 | ||
73 | case SOUND_TempReached: xEventGroupSetBits(xEventGroupSound, SOUND_TEMPREACHED); | |
74 | break; | |
75 | ||
76 | case SOUND_TimeOut: xEventGroupSetBits(xEventGroupSound, SOUND_TIMEOUT); | |
77 | break; | |
78 | ||
79 | case SOUND_AddHop: xEventGroupSetBits(xEventGroupSound, SOUND_ADDHOP); | |
80 | break; | |
81 | ||
82 | case SOUND_End: xEventGroupSetBits(xEventGroupSound, SOUND_END); | |
83 | break; | |
84 | ||
85 | case SOUND_Warn: xEventGroupSetBits(xEventGroupSound, SOUND_WARN); | |
86 | break; | |
87 | } | |
88 | } | |
89 | ||
90 | ||
91 | ||
92 | void task_sound(void *pvParameter) | |
93 | { | |
94 | EventBits_t uxBits; | |
95 | ||
96 | ESP_LOGI(TAG, "Starting sound"); | |
97 | ||
98 | gpio_pad_select_gpio(PIEZO_BUZZER); | |
99 | gpio_set_direction(PIEZO_BUZZER, GPIO_MODE_OUTPUT); | |
100 | ||
101 | xEventGroupSound = xEventGroupCreate(); | |
102 | ||
103 | while (1) { | |
104 | uxBits = xEventGroupWaitBits(xEventGroupSound, | |
105 | SOUND_STARTUP | SOUND_PROMPT | SOUND_TEMPREACHED | SOUND_TIMEOUT | SOUND_ADDHOP | SOUND_END | SOUND_WARN, | |
106 | pdFALSE, pdFALSE, portMAX_DELAY ); | |
107 | ||
108 | if (uxBits & SOUND_STARTUP) { | |
109 | BuzzerPlay(_sound_Startup); | |
110 | xEventGroupClearBits(xEventGroupSound, SOUND_STARTUP); | |
111 | } | |
112 | if (uxBits & SOUND_PROMPT) { | |
113 | BuzzerPlay(_sound_Prompt); | |
114 | xEventGroupClearBits(xEventGroupSound, SOUND_PROMPT); | |
115 | } | |
116 | if (uxBits & SOUND_TEMPREACHED) { | |
117 | BuzzerPlay(_sound_TempReached); | |
118 | xEventGroupClearBits(xEventGroupSound, SOUND_TEMPREACHED); | |
119 | } | |
120 | if (uxBits & SOUND_TIMEOUT) { | |
121 | BuzzerPlay(_sound_TimeOut); | |
122 | xEventGroupClearBits(xEventGroupSound, SOUND_TIMEOUT); | |
123 | } | |
124 | if (uxBits & SOUND_ADDHOP) { | |
125 | BuzzerPlay(_sound_AddHop); | |
126 | xEventGroupClearBits(xEventGroupSound, SOUND_ADDHOP); | |
127 | } | |
128 | if (uxBits & SOUND_END) { | |
129 | BuzzerPlay(_sound_End); | |
130 | xEventGroupClearBits(xEventGroupSound, SOUND_END); | |
131 | } | |
132 | if (uxBits & SOUND_WARN) { | |
133 | BuzzerPlay(_sound_Warn); | |
134 | xEventGroupClearBits(xEventGroupSound, SOUND_WARN); | |
135 | } | |
136 | ||
137 | vTaskDelay(10 / portTICK_PERIOD_MS); | |
138 | } | |
139 | } | |
140 | ||
141 |