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GCS_MAVLink: Pause to allow serial port to drain.

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This avoids a race between the UART and the auto flow control code.
This commit is contained in:
Brad Bosch 2015-07-13 18:44:31 -05:00 committed by Andrew Tridgell
parent f1eb2f88df
commit c87a7c7df9
1 changed files with 3 additions and 0 deletions
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3
libraries/GCS_MAVLink/GCS_Common.cpp
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@ -89,6 +89,9 @@ GCS_MAVLINK::setup_uart(const AP_SerialManager& serial_manager, AP_SerialManager
uart->write(0x30); uart->write(0x30);
uart->write(0x20); uart->write(0x20);
} }
// since tcdrain() and TCSADRAIN may not be implemented...
hal.scheduler->delay(1);
uart->set_flow_control(old_flow_control); uart->set_flow_control(old_flow_control);
// now change back to desired baudrate // now change back to desired baudrate