Created
December 8, 2017 22:08
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A python program to request and receive the data back from the slave (arduino)
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| from OmegaExpansion import onionI2C | |
| #initializing I2C communication | |
| i2c = onionI2C.OnionI2C(0) | |
| #initializing Slave's device address and a degree sign for printing | |
| devAddres = 0x08 | |
| degree = unichr(176) | |
| #reading and storing the value of the 0x00 register | |
| size = 1 | |
| addr = 0x00 | |
| val_cel_int =i2c.readBytes(devAddres, addr, size) | |
| #reading and storing the value of the 0x01 register | |
| size = 1 | |
| addr = 0x01 | |
| val_cel_frac =i2c.readBytes(devAddres, addr, size) | |
| #reading and storing the value of the 0x02 register | |
| size = 1 | |
| addr = 0x02 | |
| val_far_int = i2c.readBytes(devAddres, addr, size) | |
| #reading and storing the value of the 0x03 register | |
| size = 1 | |
| addr = 0x03 | |
| val_far_frac =i2c.readBytes(devAddres, addr, size) | |
| #formating the celsius and fahrenheit values into a single variable | |
| celsius = "%d.%02d"%(val_cel_int[0], val_cel_frac[0]) | |
| fahrenheit = "%d.%02d"%(val_far_int[0], val_far_frac[0]) | |
| #printing the temperature readings | |
| print "Celsius: ", celsius + degree + "C" | |
| print "Fahrenheit: ", fahrenheit + degree + "F" |
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