You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
259 lines
9.3 KiB
259 lines
9.3 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2010.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.fourwalledcubicle.com
|
|
*/
|
|
|
|
/*
|
|
Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, distribute, and sell this
|
|
software and its documentation for any purpose is hereby granted
|
|
without fee, provided that the above copyright notice appear in
|
|
all copies and that both that the copyright notice and this
|
|
permission notice and warranty disclaimer appear in supporting
|
|
documentation, and that the name of the author not be used in
|
|
advertising or publicity pertaining to distribution of the
|
|
software without specific, written prior permission.
|
|
|
|
The author disclaim all warranties with regard to this
|
|
software, including all implied warranties of merchantability
|
|
and fitness. In no event shall the author be liable for any
|
|
special, indirect or consequential damages or any damages
|
|
whatsoever resulting from loss of use, data or profits, whether
|
|
in an action of contract, negligence or other tortious action,
|
|
arising out of or in connection with the use or performance of
|
|
this software.
|
|
*/
|
|
|
|
/** \file
|
|
*
|
|
* Main source file for the BluetoothHost demo. This file contains the main tasks of
|
|
* the demo and is responsible for the initial application hardware configuration.
|
|
*/
|
|
|
|
#include "BluetoothHost.h"
|
|
|
|
/** Main program entry point. This routine configures the hardware required by the application, then
|
|
* enters a loop to run the application tasks in sequence.
|
|
*/
|
|
int main(void)
|
|
{
|
|
SetupHardware();
|
|
|
|
puts_P(PSTR(ESC_FG_CYAN "Bluetooth Host Demo running.\r\n" ESC_FG_WHITE));
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
|
|
for (;;)
|
|
{
|
|
Bluetooth_Stack_USBTask();
|
|
Bluetooth_Host_Task();
|
|
USB_USBTask();
|
|
}
|
|
}
|
|
|
|
/** Configures the board hardware and chip peripherals for the demo's functionality. */
|
|
void SetupHardware(void)
|
|
{
|
|
/* Disable watchdog if enabled by bootloader/fuses */
|
|
MCUSR &= ~(1 << WDRF);
|
|
wdt_disable();
|
|
|
|
/* Disable clock division */
|
|
clock_prescale_set(clock_div_1);
|
|
|
|
/* Hardware Initialization */
|
|
SerialStream_Init(9600, false);
|
|
LEDs_Init();
|
|
USB_Init();
|
|
}
|
|
|
|
/** Event handler for the USB_DeviceAttached event. This indicates that a device has been attached to the host, and
|
|
* starts the library USB task to begin the enumeration and USB management process.
|
|
*/
|
|
void EVENT_USB_Host_DeviceAttached(void)
|
|
{
|
|
puts_P(PSTR(ESC_FG_GREEN "Device Attached.\r\n" ESC_FG_WHITE));
|
|
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
|
|
}
|
|
|
|
/** Event handler for the USB_DeviceUnattached event. This indicates that a device has been removed from the host, and
|
|
* stops the library USB task management process.
|
|
*/
|
|
void EVENT_USB_Host_DeviceUnattached(void)
|
|
{
|
|
puts_P(PSTR(ESC_FG_GREEN "\r\nDevice Unattached.\r\n" ESC_FG_WHITE));
|
|
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
|
|
}
|
|
|
|
/** Event handler for the USB_DeviceEnumerationComplete event. This indicates that a device has been successfully
|
|
* enumerated by the host and is now ready to be used by the application.
|
|
*/
|
|
void EVENT_USB_Host_DeviceEnumerationComplete(void)
|
|
{
|
|
LEDs_SetAllLEDs(LEDMASK_USB_READY);
|
|
}
|
|
|
|
/** Event handler for the USB_HostError event. This indicates that a hardware error occurred while in host mode. */
|
|
void EVENT_USB_Host_HostError(const uint8_t ErrorCode)
|
|
{
|
|
USB_ShutDown();
|
|
|
|
printf_P(PSTR(ESC_FG_RED "Host Mode Error\r\n"
|
|
" -- Error Code %d\r\n" ESC_FG_WHITE), ErrorCode);
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
|
for(;;);
|
|
}
|
|
|
|
/** Event handler for the USB_DeviceEnumerationFailed event. This indicates that a problem occurred while
|
|
* enumerating an attached USB device.
|
|
*/
|
|
void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode, const uint8_t SubErrorCode)
|
|
{
|
|
printf_P(PSTR(ESC_FG_RED "Dev Enum Error\r\n"
|
|
" -- Error Code %d\r\n"
|
|
" -- Sub Error Code %d\r\n"
|
|
" -- In State %d\r\n" ESC_FG_WHITE), ErrorCode, SubErrorCode, USB_HostState);
|
|
|
|
LEDs_SetAllLEDs(LEDMASK_USB_ERROR);
|
|
}
|
|
|
|
/** Task to set the configuration of the attached device after it has been enumerated. */
|
|
void Bluetooth_Host_Task(void)
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
switch (USB_HostState)
|
|
{
|
|
case HOST_STATE_Addressed:
|
|
puts_P(PSTR("Getting Device Data.\r\n"));
|
|
|
|
/* Get and process the configuration descriptor data */
|
|
if ((ErrorCode = ProcessDeviceDescriptor()) != SuccessfulDeviceRead)
|
|
{
|
|
if (ErrorCode == DevControlError)
|
|
puts_P(PSTR(ESC_FG_RED "Control Error (Get Device).\r\n"));
|
|
else
|
|
puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
|
|
|
|
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
|
|
|
/* Indicate error via status LEDs */
|
|
LEDs_SetAllLEDs(LEDS_LED1);
|
|
|
|
/* Wait until USB device disconnected */
|
|
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
|
break;
|
|
}
|
|
|
|
puts_P(PSTR("Bluetooth Dongle Detected.\r\n"));
|
|
|
|
/* Set the device configuration to the first configuration (rarely do devices use multiple configurations) */
|
|
if ((ErrorCode = USB_Host_SetDeviceConfiguration(1)) != HOST_SENDCONTROL_Successful)
|
|
{
|
|
printf_P(PSTR(ESC_FG_RED "Control Error (Set Configuration).\r\n"
|
|
" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
|
|
|
/* Indicate error via status LEDs */
|
|
LEDs_SetAllLEDs(LEDS_LED1);
|
|
|
|
/* Wait until USB device disconnected */
|
|
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
|
break;
|
|
}
|
|
|
|
puts_P(PSTR("Getting Config Data.\r\n"));
|
|
|
|
/* Get and process the configuration descriptor data */
|
|
if ((ErrorCode = ProcessConfigurationDescriptor()) != SuccessfulConfigRead)
|
|
{
|
|
if (ErrorCode == ControlError)
|
|
puts_P(PSTR(ESC_FG_RED "Control Error (Get Configuration).\r\n"));
|
|
else
|
|
puts_P(PSTR(ESC_FG_RED "Invalid Device.\r\n"));
|
|
|
|
printf_P(PSTR(" -- Error Code: %d\r\n" ESC_FG_WHITE), ErrorCode);
|
|
|
|
/* Indicate error via status LEDs */
|
|
LEDs_SetAllLEDs(LEDS_LED1);
|
|
|
|
/* Wait until USB device disconnected */
|
|
USB_HostState = HOST_STATE_WaitForDeviceRemoval;
|
|
break;
|
|
}
|
|
|
|
puts_P(PSTR("Bluetooth Dongle Enumerated.\r\n"));
|
|
|
|
/* Initialize the Bluetooth stack */
|
|
Bluetooth_Stack_Init();
|
|
|
|
USB_HostState = HOST_STATE_Configured;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/** Bluetooth stack callback event for a Bluetooth connection request. When this callback fires, the
|
|
* user application must indicate if the connection is to be allowed or rejected.
|
|
*
|
|
* \param RemoteAddress Bluetooth address of the remote device attempting the connection
|
|
*
|
|
* \return Boolean true to accept the connection, false to reject it
|
|
*/
|
|
bool Bluetooth_ConnectionRequest(uint8_t* RemoteAddress)
|
|
{
|
|
printf_P(PSTR("Connection Request from Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
|
|
RemoteAddress[5], RemoteAddress[4],
|
|
RemoteAddress[3], RemoteAddress[2],
|
|
RemoteAddress[1], RemoteAddress[0]);
|
|
|
|
/* Always accept connections from remote devices */
|
|
return true;
|
|
}
|
|
|
|
/** Bluetooth stack callback event for a completed Bluetooth connection. When this callback is made,
|
|
* the connection information can be accessed through the global \ref Bluetooth_Connection structure.
|
|
*/
|
|
void Bluetooth_ConnectionComplete(void)
|
|
{
|
|
printf_P(PSTR("Connection Complete to Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
|
|
Bluetooth_Connection.RemoteAddress[5], Bluetooth_Connection.RemoteAddress[4],
|
|
Bluetooth_Connection.RemoteAddress[3], Bluetooth_Connection.RemoteAddress[2],
|
|
Bluetooth_Connection.RemoteAddress[1], Bluetooth_Connection.RemoteAddress[0]);
|
|
}
|
|
|
|
/** Bluetooth stack callback event for a completed Bluetooth disconnection. When this callback is made,
|
|
* the connection information in the global \ref Bluetooth_Connection structure is invalidated with the
|
|
* exception of the RemoteAddress element, which can be used to determine the address of the device that
|
|
* was disconnected.
|
|
*/
|
|
void Bluetooth_DisconnectionComplete(void)
|
|
{
|
|
printf_P(PSTR("Disconnection Complete to Device %02X:%02X:%02X:%02X:%02X:%02X\r\n"),
|
|
Bluetooth_Connection.RemoteAddress[5], Bluetooth_Connection.RemoteAddress[4],
|
|
Bluetooth_Connection.RemoteAddress[3], Bluetooth_Connection.RemoteAddress[2],
|
|
Bluetooth_Connection.RemoteAddress[1], Bluetooth_Connection.RemoteAddress[0]);
|
|
}
|
|
|
|
/** Bluetooth stack callback event for a non-signal ACL packet reception. This callback fires once a connection
|
|
* to a remote Bluetooth device has been made, and the remote device has sent a non-signalling ACL packet.
|
|
*
|
|
* \param PacketLength Length of the packet data, in bytes - this must be decremented as data is read
|
|
* \param Channel Bluetooth ACL data channel information structure for the packet's destination channel
|
|
*/
|
|
void Bluetooth_PacketReceived(uint16_t* PacketLength, Bluetooth_Channel_t* Channel)
|
|
{
|
|
uint8_t DataPayload[*PacketLength];
|
|
|
|
Pipe_Read_Stream_LE(&DataPayload, *PacketLength);
|
|
*PacketLength = 0;
|
|
|
|
printf_P(PSTR("Packet Received (Channel 0x%04X, PSM: 0x%02x):\r\n"), Channel->LocalNumber, Channel->PSM);
|
|
for (uint16_t Byte = 0; Byte < sizeof(DataPayload); Byte++)
|
|
printf_P(PSTR("0x%02X "), DataPayload[Byte]);
|
|
puts_P(PSTR("\r\n"));
|
|
}
|