diff options
| author | Gergely Nagy <algernon@keyboard.io> | 2018-12-11 00:01:57 +0100 |
|---|---|---|
| committer | Gergely Nagy <algernon@keyboard.io> | 2018-12-11 00:01:57 +0100 |
| commit | c87bc7ba9a94cbeca3b652ea068c4bdb38c76b6c (patch) | |
| tree | f0273b3438592913f5414d6d08045bd82f922c13 /cores | |
| parent | 2663be17272e19f00c55f3f2d8f1ebfac47158d6 (diff) | |
Add USBDevice.isSuspended()
Based on code originally by Rob van der Veer <rob.c.veer@gmail.com>, this adds
USBDevice.isSuspended(), so user sketches can run custom code in their `loop`
methods after checking if the device is suspended or not.
Signed-off-by: Gergely Nagy <algernon@keyboard.io>
Diffstat (limited to 'cores')
| -rw-r--r-- | cores/arduino/USBAPI.h | 2 | ||||
| -rw-r--r-- | cores/arduino/USBCore.cpp | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h index 479ced9..701a14f 100644 --- a/cores/arduino/USBAPI.h +++ b/cores/arduino/USBAPI.h @@ -65,6 +65,8 @@ public: void detach(); // Serial port goes down too... void poll(); bool wakeupHost(); // returns false, when wakeup cannot be processed + + bool isSuspended(); }; extern USBDevice_ USBDevice; diff --git a/cores/arduino/USBCore.cpp b/cores/arduino/USBCore.cpp index 81f689d..c0a4c7c 100644 --- a/cores/arduino/USBCore.cpp +++ b/cores/arduino/USBCore.cpp @@ -855,4 +855,10 @@ bool USBDevice_::wakeupHost() return false; } +bool USBDevice_::isSuspended() +{ + return (_usbSuspendState & (1 << SUSPI)); +} + + #endif /* if defined(USBCON) */ |