[feat][examples/audio_cube] add audio_cube demo

2025-07-23 21:29:17 +00:00 · 2021-09-30 15:01:42 +08:00 · 2021-09-30 15:01:42 +08:00 · 2be4cea4d3
commit 2be4cea4d3
parent 205e179d8c
16 changed files with 4250 additions and 0 deletions
--- a/examples/audio_cube/data_protocol.h
+++ b/examples/audio_cube/data_protocol.h
@ -0,0 +1,104 @@
+/**
+ * @file ips.h
+ * @brief
+ *
+ * Copyright (c) 2021 Bouffalolab team
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+#include "bflb_platform.h"
+//#include "drv_list.h"
+
+typedef enum {
+    FILE_START = 0x50,
+    FILE_DATA = 0X51,
+    FILE_END = 0X52,
+
+    CMD_PLAY_START = 0X40,
+    CMD_PLAY_PAUSE = 0X41,
+    CMD_PLAY_STOP = 0X42,
+
+    CMD_VOLUME_INCREASE = 0x43,
+    CMD_VOLUME_DECREASE = 0x44,
+    CMD_VOLUME_SET = 0x45,
+    CMD_VOLUME_GET = 0x46,
+
+    CMD_SAMPLING_RATE = 0x47,
+    CMD_CHANNEL_NUM = 0X48,
+
+    CMD_RECORD_START = 0x49,
+    CMD_RECORD_STOP = 0x4A,
+} isp_cmd_id_t;
+
+typedef enum {
+    DATA_UVVV = 0X53,
+    DATA_VUVV = 0X54,
+
+} isp_file_type_t;
+
+typedef enum {
+    REPLY_SUCCES = 0x4B4Fu,
+    REPLY_ERROR = 0x4552u,
+} ips_reply_t;
+
+/* 内部状态类型 */
+typedef enum {
+    NO_TASK = 0,
+    SEND_DATA = 1,    /* 发数据中 */
+    RECEIVE_DATA,     /* 接收数据中 */
+    SEND_WAIT_ACK,    /* 发送后等待 ack */
+    RECEIVE_WAIT_ACK, /* 接收后对方在等待 ack */
+    OTHER_STATE,      /*其他状态，一般是接收数据或命令的帧头过程中 */
+} isp_state_mode_t;
+
+typedef struct {
+    isp_state_mode_t isp_state_mode; /* 单帧状态 */
+    uint8_t already_steps;           /* 状态机控制 */
+    uint16_t buff_length_max;        /* buff 最大长度 */
+    ips_reply_t ips_reply;           /* ack 状态 */
+    uint16_t receive_length;         /* 已经接收数量 */
+} isp_status_t;
+
+/* 回调触发原因 */
+typedef enum {
+    ISP_CALLBACK_SEND_SUCCES_ACK,   /* 发送后收到正确的ACK */
+    ISP_CALLBACK_SEND_ERROR_ACK,    /* 发送后收到错误的ACK */
+    ISP_CALLBACK_RECEIVE_ACK_WAIT,  /* 数据已经收到,校验正确，对方在等待ACK */
+    ISP_CALLBACK_RECEIVE_NACK_WAIT, /* 数据已经收到,校验错误，对方在等待NACK */
+    ISP_CALLBACK_SEND_ACK_WAIT,     /* 数据已经发出，等待对面ACK */
+    ISP_CALLBACK_CMD_,              /* 收到命令,对方在等待ACK */
+} isp_callback_reason_t;
+
+typedef struct __attribute__((packed)) isp_obj_struct {
+    isp_cmd_id_t cmd_id;
+    uint8_t check;
+    uint16_t length;
+    isp_file_type_t file_type;
+
+    uint8_t *file_data;
+    uint8_t auot_ack; /* 数据包自动回ack，0自动，非零不自动*/
+    uint32_t time_out;
+    isp_status_t status; /* 中间变量，用以状态机控制 */
+    void (*isp_callback)(struct isp_obj_struct *isp_obj, isp_callback_reason_t isp_callback_reason);
+} isp_obj_t;
+
+int isp_uart_send_data(isp_obj_t *isp_obj_uart);
+
+uint8_t isp_uart_init(isp_obj_t *isp_obj);
+
+int isp_uart_send_ack(isp_obj_t *isp_obj_uart, ips_reply_t ips_reply);