Arylic Up2Stream AMP2.0 User Manual

1. Introduction
Up2Stream AMP2.0 is a WiFi and Bluetooth 5.0 amplifier board that can be applied into your existing regular audio system to make it wireless
enabled, and it is also a all-in-one solution for DIYers to make their customized wireless audio system. After connecting the device to your
home network, with our 4STREAM app, you can play music from your home NAS, USB pen drive, cell phone memory or from online streaming
services like Spotify, Deezer, Tidal, Qobuz and so on. The wireless multiroom audio system can play the same music to each room in sync or
play different music to different rooms.
2. What's in the box
UpStream AMP2.0
More accessories coming soon at www.arylic.com
Acrylic Casing
3. Interface
B C D E F G
R
* J 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
Q PH2.0-13P: IIC_SDA, IIC_SCL, IR, ADC_KEY, LED_BLUE,
LED_RED, LED_WHITE, LED_GREEN, RESET, TX, RX, GND,
VCC3V3
IIC_SDA, IIC_SCL: This is reserved for display panel.
IR is used for extend IR receiver.
KEY is used for external buttons, refer to the circuit right for key
definitions.
The LED pins 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.
RESET is used to extend the Wifi reset button.
TX/RX are UART interface to send events and receive controls.
L PH2.0-2P:GND, SPDIF2: This is reserved for external SPDIF
input.
E PH2.0-4P: R_IN, GND, GND, L_IN: For analog input to up2stream
amp board, it has the same signal as the 3.5mm Aux jack.
D PH2.0-4P: GND, MIC2, MIC1, GND: This is reserved for future
use.
4. Connection Diagram
Up2Stream AMP2.0 User Manual
4pin analog connector
External SPDIF Board
H I J
B
C
D
K
E
L
F
M
G
N H
I
O
J
*
Q P
4pin cable
External Button Board
DC-IN
Speaker-Out
(R+,R-,L+,L-)
GND,MIC2,MIC1,GND(reserved)
RIN,GND,GND,LIN
Line-in
Mirco USB
USB
Ethernet RJ45
Power Button
*LED_WHITE reserved
for future use
WiFi Antenna
External Knob Board
GPIO2,GPIO1,GND,VCC
K
GND,SPDIF2
L
Bluetooth Antenna
M
WiFi Module
N
WiFi Antenna
O
IR
P
IIC,ADC_KEY,LED,RESET,TX,RX,GND,VCC
Q
LED
R
R47 10K
VDD3V3
R64
KEY
100R
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
User Manual
MODE
PLAY/PAUSE
NEXT
PREV
VOL+
VOL-
MUTE
NUM1
NUM2
NUM3
NUM4
DGND