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12 lines
488 B
12 lines
488 B
Purpose: to demonstrate how to communicate with i2c device by calling function of I2C module .
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Command:
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read:
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Usage: i2c_read i2c_channel device_addr register_addr register_addr_len read_bytes_number
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write:
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Usage: i2c_write i2c_channel device_addr register_addr register_addr_len write_bytes_number byte0 [... byten]
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Parameter: see Usage.
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Notice: to insure that the hardward connection between i2c device and chipset is correctly.
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