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内部资料
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本文档中包含的信息涉及深圳迈瑞生物医疗电子股份有限公司秘密，均为内部保密信息，未经许可，不得外发。
Chapter1
Introduction
1.1
composition and function
Wlink provides a solution for converting UART to low-power WiFi.
Wlink runs its own TCP/IP protocol stack, which means lower performance requirements for the host mcu.
Wlink PCBA is shown
as follows
：
The block diagram of Wlink PCBA is as follows, based on Murata's LBWA1UZ1GC-958 module, whose core
chip is Cypress's CYW43907
VDD
UART
JTAG
GPIO
SPI
RST
I-PEX
LBWA1UZ1GC-958
（
802.11a/b/g/n
Module
）
LPF
(Match)
Crystal
(
32.768kHz
)
Flash
（MX25L6433FZ2I-08G）
SDIO
ANT
DIV ANT OUT
DIV ANT CTRL
1.2
application scenario
Wlink PCBA is integrated into the internal motherboard or carrier board of the product by soldering. The
