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Added new HOST_STATE_WaitForDeviceRemoval host state machine state for non-blocking disabling of device communications until the device has been removed (for use when an error occurs or communications with the device have completed). Changed over all host mode demos to use the new state.

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Added verbose documentation for each of the USB Host state machine states.
This commit is contained in:
Dean Camera 2009-07-13 05:34:43 +00:00
parent a54ed0085b
commit 0fcbe22c9e
18 changed files with 172 additions and 82 deletions
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13
Demos/Host/Incomplete/BluetoothHost/BluetoothHost.c
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@ -139,14 +139,11 @@ void Bluetooth_Management_Task(void)
LEDs_SetAllLEDs(LEDS_LED1);
/* Wait until USB device disconnected */
while (USB_IsConnected);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
puts_P(PSTR("Bluetooth Dongle Detected.\r\n"));
/* Select the control pipe for the request transfer */
Pipe_SelectPipe(PIPE_CONTROLPIPE);
/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
@ -158,7 +155,7 @@ void Bluetooth_Management_Task(void)
LEDs_SetAllLEDs(LEDS_LED1);
/* Wait until USB device disconnected */
while (USB_IsConnected);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
@ -181,17 +178,13 @@ void Bluetooth_Management_Task(void)
LEDs_SetAllLEDs(LEDS_LED1);
/* Wait until USB device disconnected */
while (USB_IsConnected);
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
break;
}
puts_P(PSTR("Bluetooth Dongle Enumerated.\r\n"));
USB_HostState = HOST_STATE_Ready;
break;
case HOST_STATE_Ready:
/* Do nothing, Bluetooth stack will take care of enumeration */
break;
}
}