/**
* @brief This function initializes in Ultra Low Power mode,
* disable the LCD, LSE and configures the unused IOs
* in output push-pull
* @caller main and ADC_Icc_Test
* @param None
* @retval None
*/
void Halt_Init(void)
{
/* Set STM8 in low power */
PWR->CSR2 = 0x2;
LCD_Cmd(DISABLE);
/* To wait LCD disable */
while ((LCD->CR3 & 0x40) != 0x00);
/* Set GPIO in low power*/
GPIO_LowPower_Config();
/* Stop RTC Source clock */
CLK_RTCClockConfig(CLK_RTCCLKSource_Off, CLK_RTCCLKDiv_1);
#ifdef USE_LSE
CLK_LSEConfig(CLK_LSE_OFF);
while ((CLK->ECKCR & 0x04) != 0x00);
#else
CLK_LSICmd(DISABLE);
while ((CLK->ICKCR & 0x04) != 0x00);
#endif
/* Stop clock RTC and LCD */
CLK_PeripheralClockConfig(CLK_Peripheral_RTC, DISABLE);
CLK_PeripheralClockConfig(CLK_Peripheral_LCD, DISABLE);
}
////////////////////////main end///////////////////
void sysclk_ini(void)
{
CLK_HSECmd(ENABLE);//外部时钟开??
CLK_LSICmd(ENABLE);//内部低频RC开??
CLK_HSICmd(ENABLE);//内部高频RC开????
CLK_ClockSwitchCmd(ENABLE);//切换使能??
CLK_ClockSwitchConfig(CLK_SWITCHMODE_AUTO,CLK_SOURCE_HSE,DISABLE,CLK_CURRENTCLOCKSTATE_DISABLE);//切换配置到外部时钟，关闭原来时钟
}
void clockInit(void)
{
/* Turn on internal high speed clock and use it */
CLK_HSICmd(ENABLE);
CLK_SYSCLKConfig(CLK_PRESCALER_HSIDIV1);
CLK_ClockSwitchConfig(CLK_SWITCHMODE_AUTO,
CLK_SOURCE_HSI,
ENABLE,
CLK_CURRENTCLOCKSTATE_ENABLE);
CLK_LSICmd(DISABLE);
}
void Beep_Init(BEEP_Frequency_TypeDef BEEP_Frequency)
{
BEEP_Init(BEEP_Frequency);
CLK_LSICmd(ENABLE);
BEEP_Cmd(ENABLE);
}
