Name: 61 Key Electronic Keyboard Module BM72D5121-1
SKU: BM72D5121-1
Availability: InStock

61 Key Electronic Keyboard Module BM72D5121-1

₹897.00

The product is a 61 key electronic keyboard module integrated Holtek 32-bit MCU HT32F61356. It supports 128 General MIDI sounds and a percussion sound set. In addition to the 61-key keyboard, it features 62 function keys for enhanced control and customization. It also allows users to expand functionality with peripheral circuits, such as adding an LCD display, sustain pedal, and more. The product is suitable for applications of electronic keyboards, electronic drum pads, and other musical instruments.

HSN Code: 8518.90.90.00-1

Only 1 left in stock!

SKU: BM72D5121-1 Category: Module

Description

FEATURES

Operating voltage: 4.5V~5.5V
Operating current: 25mA~40mA @5V
Sounds
– 128 General MIDI sounds, expandable to a maximum of 512
– A percussion sound set
– Supports dual voice, sustain, glissando, vibrato and transposing keys
Keys
– 61 velocity-sensitive keys
– 62 function keys
– Supports 16COM×16SEG key scan (max.)
Tracks
– 2 demo tracks
– 115 accompaniment tracks
– 5 tutorial tracks
Integrated 64Mbits Data Flash
Sounds output: DAC, I²S
Interface: UART (baud rate: 31250bps), USB MIDI
Operating temperature: -40℃~80℃

PIN DESCRIPTION

Pin	Name	Function
1	AVOUT_3V3	Analog signals power output: 3.3V (Not recommended for peripherals requiring large current)
2	AGND	Ground (analog signals)
3	DAC-R	Audio DAC right channel
4	DAC-L	Audio DAC left channel
5	AGND	Ground (analog signals)
6	ADC2	Vibrato wheel ADC input
7	ADC1	Pitch wheel ADC input
8	UR-TX	UART: TX
9	UR-RX	UART: RX
10	I2S-WS	I²S word select
11	I2S-BCLK	I²S bit clock
12	I2S-SDO	I²S serial data
13	I2S-MCLK	I²S main clock
14	USBDM	USB differential data bus that complies with the Universal Serial Bus standard
15	USBDP	USB differential data bus that complies with the Universal Serial Bus standard
16~31	SEG0~SEG15	Matrix key SEG ports
32~47	COM15~COM0	Matrix key COM ports
48	LCD-CS	LCD chip select
49	LCD-WR	LCD write clock
50	LCD-DA	LCD serial data
51	COD2	Rotary encoder input
52	COD1	Rotary encoder input
53	SUSTAIN	Sustain pedal input
54	DVOUT_3V3	Digital signals power output: 3.3V (Not recommended for peripherals requiring large current)
55	VIN	Power supply: 4.5V~5.5V
56	GND	Ground (digital signals)

RESOURCES

MCU: Holtek HT32F61356, 32-Bit Arm® Cortex®-M0+ Music Synthesizer MCU, including datasheet, package information, etc.

Document

61 Key Electronic Keyboard Module BM72D5121-1

Product Information

More Information
8518.90.90.00-1
5.2g
47.32 x 39.88 x 2.65 mm

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