system_controls.h File Reference

Header file for System Controls module. More...

Go to the source code of this file.

Functions
void	setSystemControls (void)
	Configuration of system control register. More...

Detailed Description

Header file for System Controls module.

Definition in file system_controls.h.

Function Documentation

setSystemControls()

void setSystemControls

(

void

)

Configuration of system control register.

Parameters

/

Returns

/

Definition at line 13 of file system_controls.c.

{
    EALLOW;
    TMC_BASE_SCR->WDCR = 0xE8;              // Watchdog Control Register    --> Watchdog check --> Disable the watchdog module --> Clear Watchdog reset status flag bit
 
    while(!TMC_BASE_SCR->PLLSTS&0x1);       // Wait for PLL to complete (PLLSTS[PLLLOCKS] = 1) to change PLLSTS[DIVSEL]
    TMC_BASE_SCR->PLLSTS |= (0x1 << 6);     // No external clock --> Disable oscillator fail-detect logic
    TMC_BASE_SCR->PLLSTS |= (0x2 << 7);     // Select Divide By 2 for CLKIN
 
    TMC_BASE_SCR->PLLCR |= 0xA;             // Set the PLL clocking ratio
 
    TMC_BASE_SCR->PCLKCR0 = 0xCFFF;         // Set all Peripheral Clock Control 0 modules (except McBSP) to be clocked by system clock
    TMC_BASE_SCR->PCLKCR1 = 0xFFFF;         // Set all Peripheral Clock Control 1 modules to be clocked by system clock
    TMC_BASE_SCR->PCLKCR3 = 0x2700;         // Set all CPU-Timer and GPIOs to be clocked by system clock
    EDIS;
}