hal_pmm.c File Reference

PMM configuration. More...

#include "cleon_conf.h"
#include "app_define.h"
#include "sys_define.h"
#include "hal_define.h"
#include "fs_define.h"

Include dependency graph for hal_pmm.c:

Go to the source code of this file.

Functions
void	HAL_PMM_Init (void)
	Initializing PMM.
uint16_t	SetVCore (uint8_t level)

Variables
volatile unsigned int	SysRstIv = 0

Detailed Description

PMM configuration.

Definition in file hal_pmm.c.

Function Documentation

void HAL_PMM_Init

(

void

)

Initializing PMM.

Returns

void

Parameters

void

Definition at line 24 of file hal_pmm.c.

{ 
    SysRstIv = SYSRSTIV;
    
    // Set Vcore voltage to level 2 in order to support 12MHz MCLK
    // SVSH enabled
    // SVSHRVL = 2 (2.04V), SVSMHRRL = 2 (2.14V)    
    SetVCore(2);
    
    // Enable SYSH and SVMH
    ENABLE_SVSH_SVMH();
    
    // Enable SVSH reset
    ENABLE_SVSH_RESET();
    
    // SVS is enabled in LPM as normal performance
    SVSH_ENABLED_IN_LPM_NORM_PERF();
    
    // Clear existing interrupt flags
    CLEAR_PMM_IFGS();
}

Here is the call graph for this function:

Here is the caller graph for this function:

uint16_t SetVCore

(

uint8_t

level

)

Definition at line 272 of file hal_pmm.c.

{
    uint16_t actlevel;
    uint16_t status = 0;

    level &= PMMCOREV_3;                   // Set Mask for Max. level
    actlevel = (PMMCTL0 & PMMCOREV_3);     // Get actual VCore
                                           // step by step increase or decrease
    while ((level != actlevel) && (status == 0)) {
        if (level > actlevel){
            status = SetVCoreUp(++actlevel);
        }
        else {
            status = SetVCoreDown(--actlevel);
        }
    }

    return status;
}

Here is the caller graph for this function:

Variable Documentation

volatile unsigned int SysRstIv = 0

Definition at line 14 of file hal_pmm.c.