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 15
SPI*1 general purpose SPI communications and LCD support
SDIO*2
MMC SDIO interface, support SD, MMC, SDIO, CE-ATA Card
Support 1.8/3.0V interface
WIFI SDIO interface, support SDIO2.0&3.0 standard
Support 1.8V interface
PCIe
Supports PCIE Gen 1 mode for WIFI interface
Max Speed: PCIe Gen 1 (2.5Gbps raw rate)
Ethernet
Supports 10/100Mbps working mode
Support 1.8/3.3V interface
UART*3
UART1 supports 7-wire interfaces
UART2 support 2-wire interface
AP_UART, used for software log
I2C*1
Maximum rat 3.3Mbps
I2C signal for open drain output, pull-up resistor in the internal
integration
Audio
Integrated high quality audio codec and audio front end
MIC*1
EAR*1
PCM*1
The PCM signal can be reused as an I2S signal. The PCM
corresponds to the I2S signal as follows：
I2S Function PCM Function
I2S_WS PCM_SYNC
I2S_DIN PCM_DIN
I2S_DOUT PCM_DOUT
I2S_CLK PCM_CLK
ADC*2
L508E/L508TLC: Resolution 12 bits, voltage detection range 0-1.3
V