Installation Instructions
Table Of Contents
- Contents
- List of Table
- List of Figures
- 1 About this document
- 2 Product Overview
- 3 Mechanical Dimensions
- 4 Interface description
- 4.1 Pin Definition
- 4.2 Operating conditions
- 4.3 Digital logic characteristics
- 4.4 Power interface
- 4.5 USIM card interface
- 4.6 PCM interface
- 4.7 USB2.0 interface
- 4.8 UART interface
- 4.9 SPI interface
- 4.10 I2C interface
- 4.11 Network light
- 4.12 System Status Indication
- 4.13 Flight Mode
- 4.14 Forced USB download interface
- 4.15 SD card interface
- 4.16 SDIO_WIFI/EMMC interface
- 4.17 PCIe interface
- 4.18 RMII/RGMII interface
- 4.19 AUDIO interface
- 4.20 ADC
- 4.21 GPIOs
- 4.22 Power on/off and reset interface
- 4.23 Antenna interface
- 5 Product characteristics
- 6 Design Guideline
- 7 Storage, Production and Package
- 8 Safety Information
- 空白页面
- 空白页面
L508 Hardware Design
Copyright© Shanghai Mobiletek Communication Ltd 60
120 WLAN_DAT3 17.28
121 WLAN_DAT0 14.60
122 WLAN_CLK 12.82
MODULE
WLAN_CMD
WIFI
WLAN_DCDC_EN
HOST
SD_CM D
WL AN_DAT 0
SD_D0
WL AN_DAT 2
SD_CLK
VDD1V8
WLAN_WAKE_HOST
VDIO
WL AN_PDN
CHIP_EN
SD_D2
SD_D1
WL AN_DAT 1
SD_D3
XI
XO
VBAT
VDD_3V3
ANT
TX
RX
EN
OUT
VIN
GND
WLAN_CLK
WL AN_DAT 3
XTALP
XTALN
DCDC
10K
NC
NC
NC
NC
NC
NC
NC
NC
NCNCNCNC
WIFI_CLK_26M
NC
Figure 31 SDIO_WIFI reference design