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✨ M3426 to read i2c MCP3426 ADC (#23184)

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This commit is contained in:
Stuart Pittaway
2021-12-04 23:44:10 +00:00
committed by Scott Lahteine
parent e6bbdd89b4
commit 363a17ac46
9 changed files with 234 additions and 5 deletions
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15
Marlin/src/feature/twibus.cpp
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@@ -34,13 +34,18 @@ TWIBus i2c;
TWIBus::TWIBus() {
#if I2C_SLAVE_ADDRESS == 0
Wire.begin( // No address joins the BUS as the master
#if PINS_EXIST(I2C_SCL, I2C_SDA) && DISABLED(SOFT_I2C_EEPROM)
pin_t(I2C_SDA_PIN), pin_t(I2C_SCL_PIN)
#endif
);
#if PINS_EXIST(I2C_SCL, I2C_SDA) && DISABLED(SOFT_I2C_EEPROM)
Wire.setSDA(pin_t(I2C_SDA_PIN));
Wire.setSCL(pin_t(I2C_SCL_PIN));
#endif
Wire.begin(); // No address joins the BUS as the master
#else
Wire.begin(I2C_SLAVE_ADDRESS); // Join the bus as a slave
#endif
reset();
}