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Converted device mode low-level demos to schedulerless.

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This commit is contained in:
Dean Camera 2009-06-07 07:20:33 +00:00
parent 2793c88fc6
commit 33a0184749
44 changed files with 590 additions and 1134 deletions
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77
Demos/Device/LowLevel/Joystick/Joystick.c
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@ -36,17 +36,24 @@
#include "Joystick.h"
/* Scheduler Task List */
TASK_LIST
{
{ .Task = USB_USBTask , .TaskStatus = TASK_STOP },
{ .Task = USB_Joystick_Report , .TaskStatus = TASK_STOP },
};
/** Main program entry point. This routine configures the hardware required by the application, then
* starts the scheduler to run the application tasks.
*/
int main(void)
{
SetupHardware();
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
for (;;)
{
HID_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);
@ -59,18 +66,7 @@ int main(void)
Joystick_Init();
LEDs_Init();
Buttons_Init();
/* Indicate USB not ready */
UpdateStatus(Status_USBNotReady);
/* Initialize Scheduler so that it can be used */
Scheduler_Init();
/* Initialize USB Subsystem */
USB_Init();
/* Scheduling - routine never returns, so put this last in the main function */
Scheduler_Start();
}
/** Event handler for the USB_Connect event. This indicates that the device is enumerating via the status LEDs and
@ -78,11 +74,8 @@ int main(void)
*/
void EVENT_USB_Connect(void)
{
/* Start USB management task */
Scheduler_SetTaskMode(USB_USBTask, TASK_RUN);
/* Indicate USB enumerating */
UpdateStatus(Status_USBEnumerating);
LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);
}
/** Event handler for the USB_Disconnect event. This indicates that the device is no longer connected to a host via
@ -90,12 +83,8 @@ void EVENT_USB_Connect(void)
*/
void EVENT_USB_Disconnect(void)
{
/* Stop running joystick reporting and USB management tasks */
Scheduler_SetTaskMode(USB_Joystick_Report, TASK_STOP);
Scheduler_SetTaskMode(USB_USBTask, TASK_STOP);
/* Indicate USB not ready */
UpdateStatus(Status_USBNotReady);
LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);
}
/** Event handler for the USB_ConfigurationChanged event. This is fired when the host set the current configuration
@ -109,10 +98,7 @@ void EVENT_USB_ConfigurationChanged(void)
ENDPOINT_BANK_SINGLE);
/* Indicate USB connected and ready */
UpdateStatus(Status_USBReady);
/* Start joystick reporting task */
Scheduler_SetTaskMode(USB_Joystick_Report, TASK_RUN);
LEDs_SetAllLEDs(LEDMASK_USB_READY);
}
/** Event handler for the USB_UnhandledControlPacket event. This is used to catch standard and class specific
@ -189,35 +175,8 @@ bool GetNextReport(USB_JoystickReport_Data_t* ReportData)
return InputChanged;
}
/** Function to manage status updates to the user. This is done via LEDs on the given board, if available, but may be changed to
* log to a serial port, or anything else that is suitable for status updates.
*
* \param CurrentStatus Current status of the system, from the Joystick_StatusCodes_t enum
*/
void UpdateStatus(uint8_t CurrentStatus)
{
uint8_t LEDMask = LEDS_NO_LEDS;
/* Set the LED mask to the appropriate LED mask based on the given status code */
switch (CurrentStatus)
{
case Status_USBNotReady:
LEDMask = (LEDS_LED1);
break;
case Status_USBEnumerating:
LEDMask = (LEDS_LED1 | LEDS_LED2);
break;
case Status_USBReady:
LEDMask = (LEDS_LED2 | LEDS_LED4);
break;
}
/* Set the board LEDs to the new LED mask */
LEDs_SetAllLEDs(LEDMask);
}
/** Function to manage HID report generation and transmission to the host. */
TASK(USB_Joystick_Report)
void HID_Task(void)
{
/* Check if the USB System is connected to a Host */
if (USB_IsConnected)