diff options
Diffstat (limited to 'src/drivers')
| -rw-r--r-- | src/drivers/px4io/px4io_uploader.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/drivers/px4io/px4io_uploader.cpp b/src/drivers/px4io/px4io_uploader.cpp index d9f991210..dd8abbac5 100644 --- a/src/drivers/px4io/px4io_uploader.cpp +++ b/src/drivers/px4io/px4io_uploader.cpp @@ -121,8 +121,15 @@ PX4IO_Uploader::upload(const char *filenames[]) cfsetspeed(&t, 115200); tcsetattr(_io_fd, TCSANOW, &t); - /* look for the bootloader */ - ret = sync(); + /* look for the bootloader for 150 ms */ + for (int i = 0; i < 15; i++) { + ret = sync(); + if (ret == OK) { + break; + } else { + usleep(10000); + } + } if (ret != OK) { /* this is immediately fatal */ |