Product Specs
Manuals
Brands
XIAMEN COMFORT SCIENCE & TECHNOLOGY GROUP Manuals
Electronics
Bluetooth Module
1
2
3
4
5
6
7
8
9
10
Table Of Contents
Summary
Functional characteristics
Application area
Electrical characteristics
Basic characteristics
Radio frequency performance
Bluetooth BR
Bluetooth EDR
Audio characteristics
Hardware introduction
Functional block diagram
Module size and pin arrangement
Pin definition
Reference schematic diagram
Module Schematic diagram
Antenna circuit
PCB Design
Recommended weld plate size
PCB layout Matters needing attention
PCB Layout
Reflux parameter recommendation
Antenna S11 Parameter
Software application
Module
size an
d pin
arrangem
ent
figure2.
WLT5856A
Modul
e Dim
ensions
(F
ront)
figure3.
WLT5856A
Modul
e
thickness
Pin
def
initio
n
Pin
#
Na
me
Type
Description
1
UART_
TX
I/O
GP
IO
3_1
2
UAR
T_RX
I/O
GP
IO
3_0
3
UAR
T_CT
S
I/O
GP
IO
3_2
4
GP
IO
0_4
I/O
GP
IO
0_4
2018
-
02
-
26
10
/
15
1
...
...
8
9
10
11
12
...
...
18