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| 1 | +/* |
| 2 | + *SPDX-FileCopyrightText: 2026 M5Stack Technology CO LTD |
| 3 | + * |
| 4 | + *SPDX-License-Identifier: MIT |
| 5 | + */ |
| 6 | + |
| 7 | +#include "M5Chain.h" |
| 8 | + |
| 9 | +#define TXD_PIN GPIO_NUM_21 // Tx |
| 10 | +#define RXD_PIN GPIO_NUM_22 // Rx |
| 11 | + |
| 12 | +Chain M5Chain; |
| 13 | + |
| 14 | +device_list_t *devices_list = NULL; |
| 15 | +uint16_t device_nums = 0; |
| 16 | +uint8_t operation_status = 0; |
| 17 | +chain_status_t chain_status = CHAIN_OK; |
| 18 | + |
| 19 | +uint8_t rgb_test[5][3] = { |
| 20 | + {0xFF, 0x00, 0x00}, {0x00, 0xFF, 0x00}, {0x00, 0x00, 0xFF}, {0xFF, 0xFF, 0xFF}, {0x00, 0x00, 0x00}, |
| 21 | +}; |
| 22 | + |
| 23 | +void printDeviceList(device_list_t *devices) |
| 24 | +{ |
| 25 | + if (devices == NULL) { |
| 26 | + Serial.println("devices is NULL"); |
| 27 | + return; |
| 28 | + } |
| 29 | + |
| 30 | + Serial.print("devices count: "); |
| 31 | + Serial.println(devices->count); |
| 32 | + |
| 33 | + for (uint8_t i = 0; i < devices->count; i++) { |
| 34 | + Serial.print("devices ID: "); |
| 35 | + Serial.println(devices->devices[i].id); |
| 36 | + Serial.print("devices type: "); |
| 37 | + Serial.println(devices->devices[i].device_type); |
| 38 | + } |
| 39 | +} |
| 40 | + |
| 41 | +void setup() |
| 42 | +{ |
| 43 | + Serial.begin(115200); |
| 44 | + Serial.println("M5Chain Buzzer Test"); |
| 45 | + M5Chain.begin(&Serial2, 115200, RXD_PIN, TXD_PIN); |
| 46 | + |
| 47 | + if (M5Chain.isDeviceConnected()) { |
| 48 | + Serial.println("devices is connected"); |
| 49 | + chain_status = M5Chain.getDeviceNum(&device_nums); |
| 50 | + if (chain_status == CHAIN_OK) { |
| 51 | + devices_list = (device_list_t *)malloc(sizeof(device_list_t)); |
| 52 | + devices_list->count = device_nums; |
| 53 | + devices_list->devices = (device_info_t *)malloc(sizeof(device_info_t) * device_nums); |
| 54 | + if (M5Chain.getDeviceList(devices_list)) { |
| 55 | + Serial.println("get devices list success"); |
| 56 | + printDeviceList(devices_list); |
| 57 | + } else { |
| 58 | + Serial.println("get devices list failed"); |
| 59 | + } |
| 60 | + } else { |
| 61 | + Serial.printf("error status:%d \r\n", chain_status); |
| 62 | + Serial.printf("devices num get failed.\r\n"); |
| 63 | + } |
| 64 | + } else { |
| 65 | + Serial.println("devices is not connected."); |
| 66 | + } |
| 67 | + |
| 68 | + if (devices_list) { |
| 69 | + for (uint8_t i = 0; i < devices_list->count; i++) { |
| 70 | + if (devices_list->devices[i].device_type == CHAIN_BUZZER_TYPE_CODE) { |
| 71 | + chain_status = M5Chain.setRGBLight(devices_list->devices[i].id, 100, &operation_status); |
| 72 | + if (chain_status == CHAIN_OK && operation_status) { |
| 73 | + Serial.printf("Buzzer ID[%d] set rgb light success\r\n", devices_list->devices[i].id); |
| 74 | + } else { |
| 75 | + Serial.printf("Buzzer ID[%d] set rgb light failed, chain_status:%d operation_status:%d \r\n", |
| 76 | + devices_list->devices[i].id, chain_status, operation_status); |
| 77 | + } |
| 78 | + for (uint8_t j = 0; j < 5; j++) { |
| 79 | + uint8_t rgb[3] = {0}; |
| 80 | + chain_status = |
| 81 | + M5Chain.setRGBValue(devices_list->devices[i].id, 0, 1, rgb_test[j], 3, &operation_status); |
| 82 | + if (chain_status == CHAIN_OK && operation_status) { |
| 83 | + Serial.printf("Buzzer ID[%d] set rgb %d %d %d success\r\n", devices_list->devices[i].id, |
| 84 | + rgb_test[j][0], rgb_test[j][1], rgb_test[j][2]); |
| 85 | + } else { |
| 86 | + Serial.printf( |
| 87 | + "Buzzer ID[%d] set rgb %d %d %d failed, chain_status:%d operation_status:%d \r\n", |
| 88 | + devices_list->devices[i].id, rgb_test[j][0], rgb_test[j][1], rgb_test[j][2], chain_status, |
| 89 | + operation_status); |
| 90 | + } |
| 91 | + chain_status = M5Chain.getRGBValue(devices_list->devices[i].id, 0, 1, rgb, 3, &operation_status); |
| 92 | + if (chain_status == CHAIN_OK && operation_status) { |
| 93 | + Serial.printf("Buzzer ID[%d] get rgb %d %d %d success \r\n", devices_list->devices[i].id, |
| 94 | + rgb[0], rgb[1], rgb[2]); |
| 95 | + } else { |
| 96 | + Serial.printf( |
| 97 | + "Buzzer ID[%d] get rgb %d %d %d failed, chain_status:%d operation_status:%d \r\n", |
| 98 | + devices_list->devices[i].id, rgb[0], rgb[1], rgb[2], chain_status, operation_status); |
| 99 | + } |
| 100 | + delay(500); |
| 101 | + } |
| 102 | + |
| 103 | + chain_status = |
| 104 | + M5Chain.setBuzzerMode(devices_list->devices[i].id, BUZZER_MODE_AUTO_PLAY, &operation_status); |
| 105 | + if (chain_status == CHAIN_OK && operation_status) { |
| 106 | + Serial.printf("Buzzer ID[%d] set mode success\r\n", devices_list->devices[i].id); |
| 107 | + } else { |
| 108 | + Serial.printf("Buzzer ID[%d] set mode failed, chain_status:%d operation_status:%d \r\n", |
| 109 | + devices_list->devices[i].id, chain_status, operation_status); |
| 110 | + } |
| 111 | + } |
| 112 | + } |
| 113 | + } else { |
| 114 | + Serial.println("devices list is NULL"); |
| 115 | + } |
| 116 | +} |
| 117 | + |
| 118 | +void loop() |
| 119 | +{ |
| 120 | + uint16_t randFreq = random(500, 4500); |
| 121 | + uint8_t randDuty = random(10, 90); |
| 122 | + uint16_t duration = 600; |
| 123 | + |
| 124 | + if (devices_list) { |
| 125 | + for (uint8_t i = 0; i < devices_list->count; i++) { |
| 126 | + if (devices_list->devices[i].device_type == CHAIN_BUZZER_TYPE_CODE) { |
| 127 | + chain_status = M5Chain.setBuzzerAutoPlay(devices_list->devices[i].id, randFreq, randDuty, duration, |
| 128 | + &operation_status); |
| 129 | + if (chain_status == CHAIN_OK && operation_status == 1) { |
| 130 | + Serial.printf("Buzzer ID[%d] set auto play success random Freq: %d Hz, Duty: %d %%\r\n", |
| 131 | + devices_list->devices[i].id, randFreq, randDuty); |
| 132 | + } else { |
| 133 | + Serial.printf("Buzzer ID[%d] set buzzer auto play failed, chain_status:%d operation_status:%d\r\n", |
| 134 | + devices_list->devices[i].id, chain_status, operation_status); |
| 135 | + } |
| 136 | + } |
| 137 | + } |
| 138 | + } |
| 139 | + |
| 140 | + delay(1000); |
| 141 | +} |
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