Supported commands based on this datasheet translate by www.onlinedoctranslator.com:
Follow this link to arduino.cc: https://www.arduino.cc/en/Guide/Libraries#toc5
| Serial command | Parameter Description | Instruction Description Function | Responce |
|---|---|---|---|
| COM+SNAME+XXX\r\n | XXX: New name, max16chars | Modify the bluetooth name, take efect after restart of chip | correct: OK\n / error: ERR\n |
| BT+PR\r\n | Pairing | ||
| BT+AC\r\n | The last paired device connected (connect to last device?) | ||
| BT+DC\r\n | Disconect | ||
| BT+CA\r\n | Answare the call | ||
| BT+CJ\r\n | To reject a call | ||
| BT+CE\r\n | Hang up the phone | ||
| BT+CR\r\n | Last number redial | ||
| COM+PP\r\n | Music Play / Pause | ||
| COM+PN\r\n | next track/ FM next station | ||
| COM+PV\r\n | previous piece/ FM On one | ||
| COM+VP\r\n | Volume Up | ||
| COM+VD\r\n | Volume down | ||
| COM+VOLx\r\n | x: 0x00 - 0xAF | Set the volume | correct: VOLx\n / error: ERR\n |
| COM+MVOL\r\n | Query current volume | correct: VOLx\n (x:0-15) / error: ERR\n | |
| COM+PWD\r\n | Shutdown | ||
| COM+PWDS\r\n | Soft-Off | ||
| COM+PWOS\r\n | Soft Power | ||
| COM+MC\r\n | Switching to the next operating mode | ||
| COM+MBT\r\n | Bluetooth mode | ||
| COM+MSD\r\n | TF/SDcard Mode (if available) | ||
| COM+MAX\r\n | AUX Mode (if available) | ||
| COM+MFM\r\n | FM Mode (if available) | ||
| COM+MUD\r\n | USB Disk mode (if available) | ||
| COM+IQ\r\n | Query the current mode | ||
| COM+MPM0\r\n | Repeat All Tracks (TF/USB disk mode) | correct: PLAY_ALL\n / error: ERR\n | |
| COM+MPM1\r\n | Single loop (TF/USB disk mode) | correct: PLAY_ONE\n / error: ERR\n | |
| COM+MPMC\r\n | The current inquiry MP3 Play Mode (TF/USB disk mode) | correct: PLAY_ALL\n / PLAY_ONE\n | |
| COM+SMPXXXX\r\n | Play selections (TF/USB disk mode) | XXXX: 0001-9999, 0001 Represents the 1 first | |
| COM+MRMP3\r\n | Query currently playing MP3 Song number | correct: music_mun = x\n , x: 1-9999 / error: ERR\n | |
| COM+MMMP3\r\n | Query current mode MP3 The number of songs (TF/USB disk mode) | correct: MMMPx\n,x: 1-1999 / error: ERR\n | |
| COM+MRUSB\r\n | Query currently playing USB Disc song number | correct: music_mun = x\n,x: 1-1999 / error: ERR\n | |
| FM+SC\r\n | FM start station search | ||
| FM+ST\r\n | FM Stop station search | ||
| FM+GF\r\n | Get the current radio frequency | FM_FQ = 875 ~ 1081 | |
| COM+SFMXX\r\n | Select FM preset 01-99 | correct: FM_FQ = 998\n / error: ERR\n | |
| COM+SETFMXXXX\r\n | XXX : 875 to 1081 | set up FM frequency to XXXX (0875-1080) | correct: OK\n / error: ERR\n |
| COM+MRFM\r\n | Query current FM frequency (FM Mode) | correct: FM_FQ = xxx\n. xxx: 0875-1081(87.5-108.1Mhz) / error: ERR\n | |
| COM+MMFM\r\n | Query currently selected preset (FM Mode) | correct: MFMxx \ n,xx: 01-99 / error: ERR\n | |
| COM+MFFMXX\r\n | Inquire FM of xx No. A frequency corresponding to (FM Mode) | correct: FM_FQ = xxx\n, error: ERR\n |
| Serial command | description | Bluetooth return information |
|---|---|---|
| AT+MR\r\n | Queries Bluetooth address | AD: 191919191919\r\n |
| AT+MP\r\n | PIN Code query | PN: 0000\r\n |
| AT+MN\r\n | Bluetooth name query | NA: BK3254\r\n |
| AT+MO\r\n | Bluetooth connection status inquiry | connection succeeded: C1\r\n / no connection: C0\r\n |
| AT+MV\r\n | Bluetooth playback status inquiry | Play: MB\r\n / time out: MA\r\n / disconnect: M0\r\n |
| AT+MY\r\n | Bluetooth inquiry HFP status | disconnect: M0\r\n / connection: M1\r\n / Caller: M2\r\n / Outgoing: M3\r\n / calling: M4\r\n |
| Serial command | description |
|---|---|
| ERROR\n | error |
| OK\n | |
| II\r\n | connection succeeded |
| IA\r\n | disconnect |
| PLAY_ALL\n | Repeat All Tracks (TF/SDcard Mode) |
| PLAY_ONE\n | Repeat One Track (TF/SDcard Mode) |
| VOLx\n | The current volume x level |
| FM_FQ = 1081\n | Tunner frequency |
| music_mun = x\n | Song number |
| IRx\n | Received key value by IR |
| SY_PO\n | Bluetooth turned on |
| ON\r\n | Bluetooth turned on |
| SY_PF\n | Bluetooth off |
| BT_AC\n | Bluetooth Even being back |
| BT_WP\n | Bluetooth In pairing state |
| BT_WC\n | Bluetooth connection is in wait state |
| BT_CN\n | Bluetooth connected |
| BT_PA\n | Bluetooth Now Playing |
| BT_IC\n | Bluetooth A call |
| BT_OC\n | Bluetooth Telephone shot |
| BT_EC\n | Bluetooth He is busy |
| SD_PA\n | SD Card playing status |
| SD_PU\n | SD Card is paused |
| UD_PA\n | U plate Playing status |
| UD_PU\n | U plate In a suspended state |
| FM_PA\n | FM You are listening state |
| FM_PU\r\n | FM In a suspended state |
| FM_SC\n | FM The state of being seized Taiwan |
| AX_PA\n | AUX Playing status |
| AX_PU\n | AUX In a suspended state |