EasyManuals Logo

SimCom SIM7000G User Manual

SimCom SIM7000G
63 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #35 background imageLoading...
Page #35 background image
Smart Machine Smart Decision
SIM7000 _Hardware Design _V1.00 2017-05-23
3.6.2 PCM Application Guide
The following figure shows the external codec reference design.
Figure 24: Audio codec reference circuit
3.7 I2C Interface
SIM7000 provides a I2C interface compatible with I2C specification, version 5.0, with clock rate
up to 400 kbps. Its operation voltage is 1.8V.
The following figure shows the I2C bus reference design.
Figure 25: I2C reference circuit
Note
I2C_SDA and I2C_SCL do not have pull-up resistors in module. So the two external
pulling up resistors are needed in application circuit.
“AT+CRIIC and AT+CWIIC” AT commands could be used to read/write register values of the
I2C peripheral devices. For more details about AT commands please refer to document [1].
3.8 Network status
The NETLIGHT pin is used to control Network Status LED, its reference circuit is shown in the

Other manuals for SimCom SIM7000G

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the SimCom SIM7000G and is the answer not in the manual?

SimCom SIM7000G Specifications

General IconGeneral
BrandSimCom
ModelSIM7000G
CategoryControl Unit
LanguageEnglish

Related product manuals