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passive operation works as is (refactor needed)

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This commit is contained in:
Conor Patrick
2019-02-26 01:19:35 -05:00
parent 6128e86da2
commit 54b7f42056
9 changed files with 250 additions and 57 deletions
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196
targets/stm32l432/src/init.c
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@@ -48,7 +48,8 @@
#include "init.h"
#include APP_CONFIG
// KHz
#define CLOCK_RATE 24000
USBD_HandleTypeDef Solo_USBD_Device;
@@ -56,7 +57,8 @@ static void LL_Init(void);
#define Error_Handler() _Error_Handler(__FILE__,__LINE__)
void _Error_Handler(char *file, int line);
void SystemClock_Config_LF28(void);
void SystemClock_Config_LF48(void);
void hw_init(int lowfreq)
{
@@ -69,7 +71,24 @@ void hw_init(int lowfreq)
if (lowfreq)
{
// Under voltage
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE2);
#if CLOCK_RATE == 48000
SystemClock_Config_LF48();
#elif CLOCK_RATE == 32000
SystemClock_Config_LF32();
#elif CLOCK_RATE == 28000
SystemClock_Config_LF28();
#elif CLOCK_RATE == 24000
SystemClock_Config_LF24();
#elif CLOCK_RATE == 20000
SystemClock_Config_LF20();
#elif CLOCK_RATE == 16000
SystemClock_Config_LF16();
#else
#error "Invalid clock rate selected"
#endif
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE2);
}
else
{
@@ -515,6 +534,154 @@ void SystemClock_Config_LF32(void)
}
// 28 MHz
void SystemClock_Config_LF28(void)
{
SET_BIT(RCC->APB1ENR1, RCC_APB1ENR1_PWREN);
LL_FLASH_SetLatency(LL_FLASH_LATENCY_1);
if(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_1)
{
Error_Handler();
}
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE1);
LL_RCC_HSI_Enable();
/* Wait till HSI is ready */
while(LL_RCC_HSI_IsReady() != 1)
{
}
LL_RCC_HSI_SetCalibTrimming(16);
LL_RCC_LSI_Enable();
/* Wait till LSI is ready */
while(LL_RCC_LSI_IsReady() != 1)
{
}
LL_RCC_MSI_Enable();
/* Wait till MSI is ready */
while(LL_RCC_MSI_IsReady() != 1)
{
}
LL_RCC_MSI_EnableRangeSelection();
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_6);
LL_RCC_MSI_SetCalibTrimming(0);
LL_RCC_PLL_ConfigDomain_SYS(LL_RCC_PLLSOURCE_HSI, LL_RCC_PLLM_DIV_2, 28, LL_RCC_PLLR_DIV_8);
LL_RCC_PLL_EnableDomain_SYS();
LL_RCC_PLL_Enable();
/* Wait till PLL is ready */
while(LL_RCC_PLL_IsReady() != 1)
{
}
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_PLL);
/* Wait till System clock is ready */
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_PLL)
{
}
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_1);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_8);
LL_Init1msTick(28000000);
LL_SYSTICK_SetClkSource(LL_SYSTICK_CLKSOURCE_HCLK);
LL_SetSystemCoreClock(28000000);
LL_RCC_SetUSARTClockSource(LL_RCC_USART1_CLKSOURCE_PCLK2);
LL_RCC_SetRNGClockSource(LL_RCC_RNG_CLKSOURCE_MSI);
/* SysTick_IRQn interrupt configuration */
NVIC_SetPriority(SysTick_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
}
// 48 MHz
void SystemClock_Config_LF48(void)
{
SET_BIT(RCC->APB1ENR1, RCC_APB1ENR1_PWREN);
LL_FLASH_SetLatency(LL_FLASH_LATENCY_2);
if(LL_FLASH_GetLatency() != LL_FLASH_LATENCY_2)
{
Error_Handler();
}
LL_PWR_SetRegulVoltageScaling(LL_PWR_REGU_VOLTAGE_SCALE1);
LL_RCC_LSI_Enable();
/* Wait till LSI is ready */
while(LL_RCC_LSI_IsReady() != 1)
{
}
LL_RCC_MSI_Enable();
/* Wait till MSI is ready */
while(LL_RCC_MSI_IsReady() != 1)
{
}
LL_RCC_MSI_EnableRangeSelection();
LL_RCC_MSI_SetRange(LL_RCC_MSIRANGE_11);
LL_RCC_MSI_SetCalibTrimming(0);
LL_RCC_SetSysClkSource(LL_RCC_SYS_CLKSOURCE_MSI);
/* Wait till System clock is ready */
while(LL_RCC_GetSysClkSource() != LL_RCC_SYS_CLKSOURCE_STATUS_MSI)
{
}
LL_RCC_SetAHBPrescaler(LL_RCC_SYSCLK_DIV_1);
LL_RCC_SetAPB1Prescaler(LL_RCC_APB1_DIV_1);
LL_RCC_SetAPB2Prescaler(LL_RCC_APB2_DIV_16);
LL_Init1msTick(48000000);
LL_SYSTICK_SetClkSource(LL_SYSTICK_CLKSOURCE_HCLK);
LL_SetSystemCoreClock(48000000);
LL_RCC_SetUSARTClockSource(LL_RCC_USART1_CLKSOURCE_PCLK2);
LL_RCC_SetRNGClockSource(LL_RCC_RNG_CLKSOURCE_MSI);
/* SysTick_IRQn interrupt configuration */
NVIC_SetPriority(SysTick_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(),0, 0));
}
// 20 MHz
void SystemClock_Config_LF20(void)
{
SET_BIT(RCC->APB1ENR1, RCC_APB1ENR1_PWREN);
}
void init_usb()
{
// enable USB power
@@ -666,17 +833,18 @@ void init_gpio(void)
LL_GPIO_SetPinPull(SOLO_BUTTON_PORT,SOLO_BUTTON_PIN,LL_GPIO_PULL_UP);
#ifdef SOLO_AMS_IRQ_PORT
LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC);
/**/
LL_GPIO_InitTypeDef GPIO_InitStruct;
GPIO_InitStruct.Pin = SOLO_AMS_IRQ_PIN;
GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT;
GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
LL_GPIO_Init(SOLO_AMS_IRQ_PORT, &GPIO_InitStruct);
LL_GPIO_SetPinMode(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_MODE_INPUT);
LL_GPIO_SetPinPull(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_PULL_UP);
// SAVE POWER
// LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC);
// /**/
// LL_GPIO_InitTypeDef GPIO_InitStruct;
// GPIO_InitStruct.Pin = SOLO_AMS_IRQ_PIN;
// GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT;
// GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
// LL_GPIO_Init(SOLO_AMS_IRQ_PORT, &GPIO_InitStruct);
//
//
// LL_GPIO_SetPinMode(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_MODE_INPUT);
// LL_GPIO_SetPinPull(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_PULL_UP);
#endif
}
@@ -694,7 +862,7 @@ void init_millisecond_timer(int lf)
if (!lf)
TIM_InitStruct.Prescaler = 48000;
else
TIM_InitStruct.Prescaler = 24000;
TIM_InitStruct.Prescaler = CLOCK_RATE;
TIM_InitStruct.CounterMode = LL_TIM_COUNTERMODE_UP;
TIM_InitStruct.Autoreload = 90;