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tempPressureREADME.md

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BMP085 I2C pressure/temperature sensor demo

The BMP085 is a readily available pressure/temperature sensor using I2C. It is directly supported by the Linux kernel, so all you have to do is ask the kernel to load the driver and then start reading values.

alt text

Build and execute instructions

  • Disconnect your board from power (including USB)
  • Connect the pins as follows:
BMP085 Pin Bone Pocket
GND GND P9_1 P2_15
V+ 3.3V P9_3 P1_14
SCL I2C2 SCL P9_19 P1_28
SDA I2C2 SDA P9_20 P1_26
  • Reapply power before running the demo code