Quectel UG89 Hardware Design page 12

PCM Interface
USB Interface
UART Interface
I2C Interfaces
AT Commands
Real Time Clock
Antenna Interface
Physical Characteristics
Temperature Range
Firmware Upgrade
RoHS
UG89_Hardware_Design
Used for audio function with an external codec chip
Support 16-bit linear data format
Support short frame synchronization
Support master and slave modes
Compliant with USB 2.0 specification (slave only), with transmission rates up
to 480Mbps
Used for AT command communication, data transmission, software
debugging and firmware upgrade
Support USB serial drivers for:

Windows 7/8/8.1/10

Windows CE 5.0/6.0/7.0*

Linux 2.6~5.0

Android 4.x/5.x/6.x/7.x/8.x/9.x
UART1

Used for AT command communication and data transmission

Baud rate reach up to 1Mbps; 115200bps by default

Support RTS and CTS hardware flow control
UART2

Used for Linux console, log output

115200bps baud rate
Compliant with I2C specification version 5.0
Multi-master is not supported
Used for codec configuration by default
Compliant with 3GPP TS 27.007, 27.005 and Quectel enhanced AT
commands
Support
GSM/UMTS antenna, 50Ω
Size: (25.4± 0.15)mm × (27.6± 0.15)mm × (2.2± 0.2)mm
Package: LGA
Weight: TBD
Operation temperature range: -35° C ~ +75° C
Extended temperature range: -40° C ~ +85° C
Storage temperature range: -40° C ~ +90° C
USB interface or UART interface
All hardware components are fully compliant with EU RoHS directive
UMTS/HSPA+ Module Series
UG89 Hardware Design
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