Juster APM1883 User Manual
USER MANUAL
Bluetooth Module / APM1883
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TABLE OF CONTENTS
1. FCC Statement ………………………………………………………………….…….2
2. Description…………………………………………………………….……………….3
3. Set Steps
………………………………………………………………………………
.6
4. PIN ASSIGNMENT.…………………………………………………….……………..7
4.1 PIN DEFINITION………………………………………………………………….7
4.2 MAJOR COMPONENT LIST……………………………………………………10
5. SYSTEM SPECIFICATION………………………………………………………….12
5.1 ABSOLUTE MAXIMUM RATING……………………………………………….12
5.2 RECOMMENDED OPERATING CONDITION………………………………..13.
6. ELECTRICAL CHARACTERISTICS……………………………………………….13
6.1 I/O SPECIFICATION…………………………………………………………….13
6.2RF SPECIFICATION TEST SUMMARY
……………………………………………..14
6.3 CURRENT CONSUMPTION TEST…………………………………………………..15
6.4 AUDIO SPECIFICATION………………….……………………………………16
7. LED STATUS…………………………………………………………………………16
8. CONNECTION (INQUIRY/PAIRING) TIME…………………………….…………16
9. ORDERING INFORMATION……………………………………………….………16
10. OUTLINE DRAWING………………………………………………………..………17
10.1 MAIN BOARD (FRONT SIDE)…………………………………..……………18
10.2 MAIN BOARD(BACKSIDE)…………………………………………………...18
10.3 CONNECTIOR DRAWING……………………………………………………19
11. FCC TO OEM installer…………………….………………….……………………..22
12. Label………………………..…………………………………………………………23
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FCC Statement
This equipment complies with FCC radiation exposure limits set forth for an
uncontrolled environment. End users must follow the specific operating instructions
for satisfying RF exposure compliance. This transmitter must not be co-located or
operating in conjunction with any other antenna or transmitter. Notice: Any changes
or modification not expressly approved by the party responsible could void the user’s
authority to operate the device.
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undersired operation.
The Bluetooth Module allows a speakers with a communicate with other
Bluetooth-enabled devices. When used with the Bluetooth application software, it can
perform wireless network application such as information exchange, file transfer,
network access, dial-up networking, headset audio gateway, and so on.
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General Description
The apm1883 Bluetooth audio transceiver provides off-the-shelf wireless function
for class1 and class2 stereo audio application. It consists of apm1882 Bluetooth audio
module, PA/LNA, RF switch and LPF with a compact size of 45mm by 26mm for class1
solution. The apm1882 integrates Broadcom’s ZV4301 Bluetooth chip, Wolfson’s
WM8731 CODEC, crystal and Flash memory on a single module. It could be easily
embedded into audio system for Bluetooth wireless communication.
The specified profiles and firmware are pre-loaded into the built-in flash memory of
apm1882 module for Bluetooth audio transmission and receiving. The user could
update the firmware version by using the UART interface test point connect to host PC.
Features
�Compact size class1 and class2 Bluetooth audio transceiver: 45×26mm.
�Integrate apm1882 Bluetooth audio module, PA/LNA,
RF switch and LPF into one board for class1 solution.
�Compliant with Bluetooth specification V1.2.
�Low power modes available
�Easy to embed in Bluetooth audio System
�Class1 performance (with PA/LNA)
RF output power: < +20 dBm Receiver sensitivity: 85dBm @0.1%BER
�Class2 performance (without PA/LNA) RF output power: < +4 dBm Receiver
sensitivity: 80dBm @0.1%BER
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Applications
� AV equipments
� Bluetooth stereo headphone or speaker which supports audio source switch
between stereo music and cellular phone call
� Bluetooth audio adaptor to transmit music from an analog source
Functional Block Diagram
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Revision History
Date Release Author Description
29Jun06 1.0 Yushin/Baron Initial release
3. Setup Steps
Providing 5V to DC power J5
For LED indication please connect to J3
For remote control please using J6
For microphone input please connecting J4
For speaker use please connecting audio out to J1(BDB88312A1RX,
BDB88322A1RX only)
For audio transmit please connecting audio in to J2 (BDB88312A1TX,
BDB88322A1TX only)
IPEX1 is RF cable connector and is used for BDB88312A1TX, BDB88312A1RX
IPEX2 is RF cable connector and is used for BDB88322A1TX, BDB88322A1RX
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4. Pin Assignment
J5
DC Power Input
J3
LED
J6
GPIO Pin
J4
MIC Input
For Receiver
(Top View) (Bottom View)
IPEX 1
For Class 1
U9
For Class 1
IPEX 2
For Class 2
U10
3.6mm
RF Test Point
For Class 1
RF Test Point
For Class 2
UART Test Point
UCTS URTS UTXD URXD
DC Test Point
VCC 5V
GND
J1: Headphone Output
For Receiver
4.1 Pin Definition
(J1): Headphone Output Connector
Pin # Pin Name Type
1 LHPOUT Analogue Output Left Channel Headphone Output
2 AGND Ground Analogue GND
J2: Audio Line In
For Transmitter
: Connector & Device Pin 1 mark
Description
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