What are the pins for the dfplayer mini?
We can use Pin No 4 DAC_L and Pin No 5 DAC_L for the interfacing of Earphone or handsfree with DFPlayer mini Module. You can easily make a female 3.5 mm Jack with it for better results. You can use Pin No 6 SPK 1 (+) and Pin No 8 SPk2 (-) to connect a minimum of a 3w speaker as an output.
How to interface dfplayer mini MP3 module with Arduino?
Suppose If someone Press pause button on DFPlayer Module then it will send a command to Arduino via pin No 3 to pause that song. We can use Pin No 4 DAC_L and Pin No 5 DAC_L for the interfacing of Earphone or handsfree with DFPlayer mini Module.
Can a dfplayer mini be used as a speaker?
The DFplayer mini is a small, low-cost mp3 module with a simplified audio output that can be connected directly to a speaker or an earphone jack.
Can a dfplaer mini play from a SD card?
If you don’t want to use SD card so there is a USB option in DFPlaer mini-module. A module will play the song directly from USB instead of SD card. Before going to connect your USB with this module you need to have look at this article Micro-USB Data cable Pin out Diagram + Others Usb standards
How does the dfplayer module work with Arduino?
You can use this pin to Receive predefined commands from Arduino or computer. Most of the time Embedded system engineers prefer serial communication to send data to DFPlayer module via pin no 2. You can use your computer USB port for the purpose of serial communication, for this you need to buy TTL converter.
What is the function of library for dfplayer?
This example shows the all the function of library for DFPlayer. GNU Lesser General Public License. See http://www.gnu.org/licenses/ for details. All above must be included in any redistribution
The DFPlayer Mini MP3 Player For Arduino is a small and low price MP3 module with an simplified output directly to the speaker. The module can be used as a stand alone module with attached battery, speaker and push buttons or used in combination with an Arduino UNO or any other with RX/TX capabilities.