Data Sheet

Shanghai MacroGiga Electronics Ltd. Co.
Revision: 1.0 Shanghai MacroGiga Electronics Ltd. Co. Confidential
• CSN (SPI_CS signal)
• SCK (SPI_SCK or I2C_SCL)
• MOSI (SPI data or I2C_SDA)
5.1 Features
• 3-wire SPI serial interface, as slave, up to 10Mbps data rate
• I2C interface
• Easily configurable register map
5.2 I2C
When working in I2C, CSN pin should leave floating (Not Connected)。
5.3 SPI Timing
SPI operation and timing is given in Figure 5.3.1. The device must be in one of the standby modes or
sleep mode before writing to the configuration registers.
Figure 5.3.1 SPI read/write operation