I found that I can't program my LISA/M2 via usb after that I upgraded my OS X from Yosemite (10.10.5) to sierra (10.12.3).However my apogee is ok. How could I fix it ?Thank you!
Here is the message comes from the paparazzi center:
cd sw/airborne; /Applications/Xcode.app/Contents/Developer/usr/bin/make TARGET=ap upload
Using "arch/stm32/lisa-m.ld" as ldscript for target "ap".
/Users/tom/paparazzi/sw/tools/stm32loader/stm32loader.py -p /dev/ttyUSB0 -b 115200 -e -w -v /Users/tom/paparazzi/var/aircrafts/MY_Z84/ap/ap.bin
Traceback (most recent call last):
File "/Users/tom/paparazzi/sw/tools/stm32loader/stm32loader.py", line 26, in <module>
ImportError: No module named serial
make: *** [upload] Error 1
make: *** [ap.upload] Error 2
FAILED 'make -C /Users/tom/paparazzi -f Makefile.ac AIRCRAFT=MY_Z84 FLASH_MODE=SERIAL ap.upload' with code 2