AN1042 查看數據表（PDF） - STMicroelectronics

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AN1042

ST7 ROUTINE FOR I2C SLAVE MODE MANAGEMENT

STMicroelectronics 

ST7 ROUTINE FOR I2C SLAVE MODE MANAGEMENT

2.3 COMMUNICATION

Figure 4. Communication Flow

3 data bytes

MASTER

SLAVE

3 data bytes

The ST7 slave mode management application is based on two steps driven by the master:

– a reception of 3 data bytes from any master.

– a transmission of received data bytes to the master.

Figure 5. Main Program Flowchart

Init

Infinite loop

Interrupt

Events in the following flowchart refer to events defined into the paragraph “Transfer se-

quencing” on page 2.

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