SIM8300G-M2 Hardware Design V1.01 Draft
Table Of Contents
- Contents
- Table Index
- Figure Index
- 1. Introduction
- 2. Package Information
- 3. Interface Application
- 4. Antenna Interfaces
- 5. Electrical Specifications
- 6. Appearance
- 7. Packaging
- 8. Appendix
SIM8300G-M2 Hardware Design V1.01
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3.4 I2C Interface
SIM8300G-M2 supports an I2C interface meet I2C specification version 5.0, with data rate up to 400kbps.
The following figure shows the I2C interface reference circuit.
Figure 12: I2C reference circuit
Table 14: Definition of I2C interface
Pin name
Pin no.
Electrical
description
description
Comment
I2C_SDA
68
DIO
I2C data signal
1.8V voltage
domain,
Internal pulled up to
1.8V. If unused,
please keep open
I2C_SCL
38
DO
I2C clock signal