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Fix MassStorageKeyboard demo USE_INTERNAL_SERIAL check being performed before the required library headers were included, causing a compilation error.

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Added notes to the class driver functions indicating which functions require what Device/Host state machine states to function.
This commit is contained in:
Dean Camera 2010-01-04 13:34:02 +00:00
parent 1e1cf2c499
commit 6122ba93cf
17 changed files with 159 additions and 19 deletions
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6
LUFA/Drivers/USB/Class/Host/MIDI.h
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@ -120,6 +120,9 @@
void* DeviceConfigDescriptor) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
/** Sends a MIDI event packet to the device. If no device is connected, the event packet is discarded.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
* \param[in] Event Pointer to a populated USB_MIDI_EventPacket_t structure containing the MIDI event to send
@ -130,6 +133,9 @@
MIDI_EventPacket_t* const Event) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
/** Receives a MIDI event packet from the device.
*
* \note This function must only be called when the Host state machine is in the HOST_STATE_Configured state or the
* call will fail.
*
* \param[in,out] MIDIInterfaceInfo Pointer to a structure containing a MIDI Class configuration and state
* \param[out] Event Pointer to a USB_MIDI_EventPacket_t structure where the received MIDI event is to be placed