Table of Contents
Advertisement
Audio Interfaces
Audio Codec
USB Interface
UART Interfaces
Motor Drive Interface
SD Card Interface
I2C Interfaces
ADC Interfaces
Real Time Clock
Antenna Interface
Physical Characteristics
Temperature Range
Firmware Upgrade
RoHS
SC20-WL_Hardware_Design
VP8 –1080P @30 fps
(HEVC) H.265 MP 8 bit –1080P @30fps
Audio input:
2 groups of analog microphone input, integrating internal bias voltage
Audio output:
Class AB stereo headphone output
Class AB earpiece differential output
Class D speaker differential amplifier output
HR, FR, EFR, AMR, AMR-WB
Compliant with USB 2.0 specification; the data transfer rate can reach up to
480Mbps
Used for AT command communication, data transmission, software
debugging and firmware upgrade
Support USB OTG (Need additional 5V power supply chip)
USB Driver: Support Windows XP, Windows Vista, Windows 7/8/8.1,
Linux 2.6 or later
2 UART interfaces: UART1 and UART2
UART1: 4-wire UART interface with RTS/CTS hardware flow control;
baud rate up to 4Mbps
UART2: 2-wire UART interface used for debugging
Drive ERM motor
Support SD 3.0, 4-bit SDIO
Support hot-plug
3 groups of I2C
Used for peripherals such as camera, sensor, touch panel, etc.
Support 3 ADC interfaces;
Used for input voltage sense, battery temperature detection and
general-purpose ADC
Supported
Wi-Fi/BT antenna
Size: (40.5± 0.15)mm × (40.5± 0.15)mm × (2.8± 0.2) mm
Package: LCC
Weight: approx. 9.8g
Operation temperature range: -35° C~+65° C
Storage temperature range: -40° C ~ +90° C
Over USB interface
All hardware components are fully compliant with EU RoHS directive
Smart Wi-Fi Module Series
SC20-WL Hardware Design
1)
15 / 81
Advertisement
Table of Contents
