//****************************************************************************
//
//! Demonstrates the controlling of LED brightness using PWM
//!
//! \param none
//!
//! This function
//! 1. Pinmux the GPIOs that drive LEDs to PWM mode.
//! 2. Initializes the timer as PWM.
//! 3. Loops to continuously change the PWM value and hence brightness
//! of LEDs.
//!
//! \return None.
//
//****************************************************************************
void main()
{
int iLoopCnt;
//
// Board Initialisation
//
BoardInit();
//
// Configure the pinmux settings for the peripherals exercised
//
PinMuxConfig();
//
// Initialize the PWMs used for driving the LEDs
//
InitPWMModules();
while(1)
{
//
// RYB - Update the duty cycle of the corresponding timers.
// This changes the brightness of the LEDs appropriately.
// The timers used are as per LP schematics.
//
for(iLoopCnt = 0; iLoopCnt < 255; iLoopCnt++)
{
UpdateDutyCycle(TIMERA2_BASE, TIMER_B, iLoopCnt);
UpdateDutyCycle(TIMERA3_BASE, TIMER_B, iLoopCnt);
UpdateDutyCycle(TIMERA3_BASE, TIMER_A, iLoopCnt);
MAP_UtilsDelay(800000);
}
}
//
// De-Init peripherals - will not reach here...
//
//DeInitPWMModules();
}
int main(void) {
//
// Board Initialization
//
BoardInit();
//
// Enable and configure DMA
//
UDMAInit();
//Config pins
PinMuxConfig();
InitPWMModules();
VStartSimpleLinkSpawnTask(SPAWN_TASK_PRIORITY);
osi_TaskCreate(HttpServerAppTask,
"WebSocketApp",
OSI_STACK_SIZE,
NULL,
HTTP_SERVER_APP_TASK_PRIORITY,
NULL );
osi_TaskCreate(TargetTask,
"Target",
OSI_STACK_SIZE,
NULL,
TARGET_TASK_PRIORITY,
NULL );
osi_start();
return 0;
}
//*****************************************************************************
void led_init(void)
{
led_pinmux();
InitPWMModules();
}
