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Communication buses

SCL

Serial CLock line
The clock wire in I²C.

How it looks

Real geometry: CORE3588 copper, drawn from our board file (top and bottom layers; this net in amber)
15 mm
CAM0_SCL on CORE3588 (amber), from camera socket P1 to the computer module.

How it works

I2C: TWO SHARED WIREScomputermodulecamerasensor3.3 VSDASCLpull-up resistorsSCLSDA

Where it fits

SCL is the clock wire of I2C; SDA carries the data. A slow chip may hold it low to ask for time (clock stretching).

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