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Add comments to clarify the BMI160 related changes

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This commit is contained in:
Michael Schaeuble
2016-12-02 10:03:07 +01:00
committed by Lorenz Meier
parent 10867131fa
commit b982dca45a
2 changed files with 7 additions and 0 deletions
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ROMFS/px4fmu_common/init.d/rc.sensors
+4
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@@ -183,6 +183,10 @@ then
then
fi
# Start either MPU9250 or BMI160. They are both connected to the same SPI bus and use the same
# chip select pin. There are different boards with either one of them and the WHO_AM_I register
# will prevent the incorrect driver from a successful initialization.
# Internal SPI bus mpu9250 is rotated 90 deg yaw
if mpu9250 -R 2 start
then
src/drivers/boards/px4fmu-v4/board_config.h
+3
View File
@@ -84,6 +84,9 @@
#define GPIO_SPI_CS_LIS3MDL (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTE|GPIO_PIN15)
#define GPIO_SPI_CS_MS5611 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN7)
#define GPIO_SPI_CS_ICM_20608_G (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN15)
/* The BMI160 sensor replaces the MPU9250 on some boards. Only one is actually present and connected
* to the second GPIO pin on port C. The wrong driver will fail during start becaus of an incorrect WHO_AM_I register.*/
#define GPIO_SPI_CS_BMI160 (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTC|GPIO_PIN2)
#define GPIO_SPI_CS_FRAM (GPIO_OUTPUT|GPIO_PUSHPULL|GPIO_SPEED_2MHz|GPIO_OUTPUT_SET|GPIO_PORTD|GPIO_PIN10)