HAL_PX4: drop I2C speed to 100kHz

reduce I2C errors on long cables for all sensors
8 years ago · 252f90ba36
1 changed files with 1 additions and 1 deletions
--- a/libraries/AP_HAL_PX4/I2CDevice.cpp
+++ b/libraries/AP_HAL_PX4/I2CDevice.cpp
@ -27,7 +27,7 @@ uint8_t PX4::PX4_I2C::instance;
				@@ -27,7 +27,7 @@ uint8_t PX4::PX4_I2C::instance;
  constructor for I2C wrapper class
 */    
 PX4_I2C::PX4_I2C(uint8_t bus) :
-  I2C(devname, devpath, map_bus_number(bus), 0, 400000UL)
+  I2C(devname, devpath, map_bus_number(bus), 0, 100000UL)
 {}

 /*