dfplayer_constants.h

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/*
 * Copyright 2019 Marian Buschsieweke
 *
 * This file is subject to the terms and conditions of the GNU Lesser
 * General Public License v2.1. See the file LICENSE in the top level
 * directory for more details.
 */
 
#pragma once

 
#include <stdint.h>
#include <periph/gpio.h>
#include <mutex.h>
 
#ifdef __cplusplus
extern "C" {
#endif

#define DFPLAYER_START              (0x7e)  
#define DFPLAYER_VERSION            (0xff)  
#define DFPLAYER_LEN                (0x06)  
#define DFPLAYER_NO_ACK             (0x00)  
#define DFPLAYER_ACK                (0x01)  
#define DFPLAYER_END                (0xef)  

#define DFPLAYER_BAUD               (9600)              
#define DFPLAYER_DATA_BITS          (UART_DATA_BITS_8)  
#define DFPLAYER_PARITY             (UART_PARITY_NONE)  
#define DFPLAYER_STOP_BITS          (UART_STOP_BITS_1)  

#define DFPLAYER_CMD_NEXT           (0x01)  
#define DFPLAYER_CMD_PREV           (0x02)  
#define DFPLAYER_CMD_VOLUME_INC     (0x04)  
#define DFPLAYER_CMD_VOLUME_DEC     (0x05)  
#define DFPLAYER_CMD_SET_VOLUME     (0x06)  
#define DFPLAYER_CMD_SET_EQUALIZER  (0x07)  
#define DFPLAYER_CMD_SET_SOURCE     (0x09)  
#define DFPLAYER_CMD_STANDBY_ENTER  (0x0a)  
#define DFPLAYER_CMD_STANDBY_EXIT   (0x0b)  
#define DFPLAYER_CMD_RESET          (0x0c)  
#define DFPLAYER_CMD_PLAY           (0x0d)  
#define DFPLAYER_CMD_PAUSE          (0x0e)  
#define DFPLAYER_CMD_FILE           (0x0f)  
#define DFPLAYER_CMD_PLAY_FROM_MP3  (0x12)  
#define DFPLAYER_CMD_PLAY_ADVERT    (0x13)  
#define DFPLAYER_CMD_ABORT_ADVERT   (0x15)  
#define DFPLAYER_CMD_REPEAT_FOLDER  (0x17)  
#define DFPLAYER_CMD_RANDOM         (0x18)  
#define DFPLAYER_CMD_REPEAT         (0x19)  
#define DFPLAYER_CMD_GET_STATUS     (0x42)  
#define DFPLAYER_CMD_GET_VOLUME     (0x43)  
#define DFPLAYER_CMD_GET_EQUALIZER  (0x44)  
#define DFPLAYER_CMD_GET_MODE       (0x45)  
#define DFPLAYER_CMD_GET_VERSION    (0x46)  
#define DFPLAYER_CMD_FILES_USB      (0x47)  
#define DFPLAYER_CMD_FILES_SDCARD   (0x48)  
#define DFPLAYER_CMD_FILES_FLASH    (0x49)  
#define DFPLAYER_CMD_FILENO_USB     (0x4b)  
#define DFPLAYER_CMD_FILENO_SDCARD  (0x4c)  
#define DFPLAYER_CMD_FILENO_FLASH   (0x4d)  

#define DFPLAYER_CLASS_MASK         (0xf0)  
#define DFPLAYER_CLASS_NOTIFY       (0x30)  
#define DFPLAYER_CLASS_RESPONSE     (0x40)  

#define DFPLAYER_NOTIFY_INSERT      (0x3a)  
#define DFPLAYER_NOTIFY_EJECT       (0x3b)  
#define DFPLAYER_NOTIFY_DONE_USB    (0x3c)  
#define DFPLAYER_NOTIFY_DONE_SDCARD (0x3d)  
#define DFPLAYER_NOTIFY_DONE_FLASH  (0x3e)  
#define DFPLAYER_NOTIFY_READY       (0x3f)

#define DFPLAYER_MASK_USB           (0x01)  
#define DFPLAYER_MASK_SDCARD        (0x02)  
#define DFPLAYER_MASK_PC            (0x04)  
#define DFPLAYER_MASK_FLASH         (0x08)  

#define DFPLAYER_RESPONSE_ERROR     (0x40)  
#define DFPLAYER_RESPONSE_OK        (0x41)  
/* Beware: Handle every code of class response (0x4*) that does not indicate
 * an error (0x40) as success */

#define DFPLAYER_ERROR_BUSY         (0x00)  
#define DFPLAYER_ERROR_FRAME        (0x01)  
#define DFPLAYER_ERROR_FCS          (0x02)  
#define DFPLAYER_ERROR_NO_SUCH_FILE (0x06)

#define DFPLAYER_DEVICE_USB         (0x01)  
#define DFPLAYER_DEVICE_SDCARD      (0x02)  

#define DFPLAYER_STATUS_PLAYING     (0x01)  
#define DFPLAYER_STATUS_PAUSE       (0x02)  

#define DFPLAYER_FLAG_NO_ACK_BUG    (0x01)
 
#define DFPLAYER_BOOTUP_TIME_MS     (3000)  
#define DFPLAYER_TIMEOUT_MS         (100)   
#define DFPLAYER_SEND_DELAY_MS      (100)   
#ifndef DFPLAYER_RETRIES
#define DFPLAYER_RETRIES            (5)     
#endif /* DFPLAYER_RETRIES */
#define DFPLAYER_MAX_VOLUME         (30)    
#define DFPLAYER_MAX_FOLDER         (99)    
#define DFPLAYER_MAX_MP3_FILE       (9999)  
#define DFPLAYER_MAX_ADVERT_FILE    (9999)  
#define DFPLAYER_LOWEST_QUERY       (0x40)  
 
#ifdef __cplusplus
}
#endif