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docs: updated list of known limitations
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>
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@ -12,6 +12,10 @@ such sensors and known workarounds if they exist.
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some high powered USB ports might be enough, in most cases you will encounter
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some high powered USB ports might be enough, in most cases you will encounter
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dropped characters, washed out text and/or failed I2C writes while using USB
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dropped characters, washed out text and/or failed I2C writes while using USB
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power alone.
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power alone.
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* **Grove Servo** (ES08A) requires an external power supply connected to the
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board to work. We highly recommend using a separate circuit when powering any
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sort of motor. Trying to use this servo off USB power alone can lead to damage
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to the servo and/or board!
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* **Grove I2C Touch Sensor** (MPR121) v1.3 is incompatible with the Intel
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* **Grove I2C Touch Sensor** (MPR121) v1.3 is incompatible with the Intel
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Edison using the Arduino board, but will work with the Mini-breakout if
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Edison using the Arduino board, but will work with the Mini-breakout if
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supplied with at least 4V. Revision v1.2 works well on all Intel boards.
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supplied with at least 4V. Revision v1.2 works well on all Intel boards.
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@ -49,6 +53,8 @@ such sensors and known workarounds if they exist.
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it will trigger continous callbacks when the sensor is not reading anything.
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it will trigger continous callbacks when the sensor is not reading anything.
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* **Grove RTC** (DS1307) is not compatible with the Intel Edison Arduino board
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* **Grove RTC** (DS1307) is not compatible with the Intel Edison Arduino board
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but will work with the Mini-breakout.
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but will work with the Mini-breakout.
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* **Grove Tempture & Humidity (High-Accuracy & Mini) Sensor** (TH02) only works
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with the Intel Edison Arduino board when powered from the 3.3V rail.
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#### Adafruit Sensors
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#### Adafruit Sensors
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@ -57,12 +63,13 @@ such sensors and known workarounds if they exist.
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#### Other Sensors
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#### Other Sensors
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* **NRF24L01** corrupted data packets are sent to the device due to the Intel
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* **MLX90614** is not compatible with the Intel Galileo due to the inability
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Edison SPI bus limitation. Sensor works as expected with the Intel Galileo
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to change the I2C bus speed to 100 KHz.
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boards.
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* **MICSV89** is not compatible with the Intel Galileo due to the inability to
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* **NRF8001** based devices do not initialize properly with provided examples
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change the I2C bus speed to 100 KHz.
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on Intel Edison boards also due to SPI bus limitation and data corruption.
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* **InvenSense MPU9150 & MPU9250** will be unable to report magnetometer data
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Works on Intel Galileo.
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when used on the Intel Edison Arduino board because the integrated compass
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chips are not detected on the I2C bus.
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#### General
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#### General
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@ -74,10 +81,8 @@ Edison Mini-breakout. When this board is not an option, the sensor can be
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sometimes replaced with the same model from a different vendor.
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sometimes replaced with the same model from a different vendor.
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The Intel Edison *SPI* bus can corrupt data being sent across when certain
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The Intel Edison *SPI* bus can corrupt data being sent across when certain
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sensors are connected to it. Based on the sensor, this can affect functionality
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sensors are connected to it, if using an old image. This has been resolved with
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slightly or make the sensor entirely unusable. Unlike the I2C bus limitation,
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the latest releases.
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different boards are not likely to resolve this. A kernel update on the other
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hand might help alleviate this.
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On the Intel Galileo boards, the *UART* bus might drop data if several bytes
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On the Intel Galileo boards, the *UART* bus might drop data if several bytes
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are read at once.
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are read at once.
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