1. Introduction
Up2Stream Mini is WiFi and Bluetooth audio receiver board that can be easily integrated to your existing audio hardware devices to enable
them with network and bluetooth streaming capability. With Up2Stream installed and using app 4STREAM, it allow you to stream music from
cloud, phone, NAS, and famous streaming services, such as spotify, deezer, qobuz, tidal..etc. It also support multiroom and multizone control
and music playback with multiple units connected .
2. Interface
L*W*H: 55.0*45.0*12mm
H
I
J K
F
* L Power Button: Short press to power off and on; When in WiFi mode, long press (press and hold the button for more than 5 seconds) to
reset WiFi settings and enter the paring mode; When in Bluetooth mode, long press to terminate current connection.
Further Notes
B PH2.0-7P:BT_LED,WIFI_LED,GPIO2,GPIO1,ADC_KEY,
GND,VCC_3V3 (top to bottom)
GPIO2 and GPIO1 is used to connect a coding key, should be
used for volume control. KEY is a ADC key port, reference the
diagram below for key definitions. BT_LED, WIFI_LED are used
to extend the LED, and are common-anode connected. You
should connect 3.3V to a current limit resister and then to LED
and then to the pin. (reference the diagram below)
C PH2.0-7P: SPDIF, MCLK, IIS_DATA, BCLK, LRCK, GND,
VCC_3V3:
This is the digital audio output extension. For the IIS, BCLK is
2.8MHz, the LRCK is 44.1KHz, the MCLK is 11.288MHz, the
DOUT following the standard IIS data format and have 16 bits
depth. The system is running in master mode, you should make
sure the IIS port of connected device is running in slave mode.
J PH2.0-4P: ROUT, GND, LOUT, GND: For analog output to
amplifier board, it has same signal with the 3.5mm Aux jack.
3. Connection Diagram
4. Specification
Wireless network IEEE802.11 b/g/n 2.4G
Connectivity
Bluetooth
Power Input *
Audio output
Frequency response
SNR
THD+N
Up2Stream Mini User Manual
Screw type: M3
L
Extension Port
B
C
IIS-Out, SPDIF Out
D
WiFi Antenna
B
E
IR Receiver
F
External BT Antenna Connector
G
On-board Bluetooth Antenna
C
H
Micro USB (Power/Playback)
D
I
5V 1A Power in
J
Line Out
E
5.0 SBC/AAC
5V-1A/2 pin connector
5V-1A micro USB input
Analog 3.5mm/4 pin connector
Digital I2S, SPDIF(44.1KHz)
20Hz to 20kHz
100dB @ 0dBFS, 1KHz
0.03% @ 0dBFS, 1KHz
3.5mm Line-out
K
L
Power Button
*
LED Status :
Power on :White light on
System Booting :White light blink fast
Ready for Connection: White light blink slowly
Ready to play : White light on steady
Bluetooth Pairing: Blue light blink
Bluetooth Connected :Blue light on steady
VDD3V3
Music Format
FLAC/MP3/AAC/AAC+/ALAC/APE/WAV
Decoding
Up to 24bit/192kHz
Protocols
AirPlay, DLNA, UPnP, Spotify Connect, Qplay
NAS Support
NAS with DLNA support
Dimensions
55*45*12mm
7Pin 220mm PH2.0 Cable
4Pin 220mm PH2.0 Cable
Accessory
2Pin 220mm Power Cable
User Manual
* Warning: Up2Stream Mini must use 5V-1A DC input, higher voltage power
supply may damage the board.
R47 10K
R64
KEY
100R
PLAY/PAUSE
C27
R60
0.1uF
1K
DGND
R61
2.2K
R62
3.6K
R63
5.6K
R65
8.2K
R66
12K
R67
18K
R68
27K
R69
47K
R70
100K
MODE
NEXT
PREV
VOL+
VOL-
MUTE
NUM1
NUM2
NUM3
NUM4
DGND
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