6,556
edits
Changes
→40pin I2C test
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<big><p>'''Sometimes the i2c device node and the i2c bus serial number do not correspond one to one. For example, the i2c device node of the i2c1 bus may be /dev/i2c-3.'''</p>
<p>'''The method to accurately confirm the device node under /dev corresponding to the i2c bus is: '''</p></big>
<li><p>c) 5002800 is the register base address of the i2c2 bus, and i2c-4 shown behind it is its corresponding i2c device node</p></li></ol>
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