HAL_ChibiOS: fixed pixhawk4 i2c bus numbers

6 years ago · 54ffeef20e
1 changed files with 2 additions and 2 deletions
--- a/libraries/AP_HAL_ChibiOS/hwdef/Pixhawk4/README.md
+++ b/libraries/AP_HAL_ChibiOS/hwdef/Pixhawk4/README.md
@ -221,9 +221,9 @@ The Pixhawk4 has 7 analog inputs
				@@ -221,9 +221,9 @@ The Pixhawk4 has 7 analog inputs
 ## I2C Buses

 - the internal I2C port is bus 0 in ArduPilot (I2C3 in hardware)
- - the port labelled I2CA is bus 3 in ArduPilot (I2C1 in hardware)
+ - the port labelled I2CA is bus 3 in ArduPilot (I2C4 in hardware)
 - the port labelled I2CB is bus 2 in ArduPilot (I2c2 in hardware)
- - there is no external connector for I2C4
+ - the port labelled GPS is bus 1 in ArduPilot (I2c1 in hardware)

 ### Pinout for I2CA