feat: first commit

bootloader/BSP/POWER/power.c

@@ -0,0 +1,121 @@
+#include "power.h"
+#include "adc.h"
+#include "delay.h"
+
+#define INTERNAL_RES 0.128
+#define CHARGING_CUR 1
+
+void Power_Pins_Init()
+{
+	GPIO_InitTypeDef GPIO_InitStruct = {0};
+
+  /* GPIO Ports Clock Enable */
+  __HAL_RCC_GPIOA_CLK_ENABLE();
+
+  /*Configure GPIO pin Output Level */
+  HAL_GPIO_WritePin(POWER_PORT, POWER_PIN, GPIO_PIN_RESET);
+
+  /*Configure GPIO pin : PA3 */
+  GPIO_InitStruct.Pin = POWER_PIN;
+  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+  HAL_GPIO_Init(POWER_PORT, &GPIO_InitStruct);
+
+  /*Configure GPIO pin : PA2 */
+  GPIO_InitStruct.Pin = CHARGE_PIN;
+  GPIO_InitStruct.Mode = GPIO_MODE_IT_RISING_FALLING;
+  GPIO_InitStruct.Pull = GPIO_NOPULL;
+  HAL_GPIO_Init(CHARGE_PORT, &GPIO_InitStruct);
+
+  HAL_NVIC_SetPriority(EXTI2_IRQn, 0, 0);
+  HAL_NVIC_EnableIRQ(EXTI2_IRQn);
+	
+}
+
+void Power_Enable()
+{
+	HAL_GPIO_WritePin(POWER_PORT,POWER_PIN,GPIO_PIN_SET);
+}
+
+void Power_DisEnable()
+{
+	HAL_GPIO_WritePin(POWER_PORT,POWER_PIN,GPIO_PIN_RESET);
+}
+
+uint8_t ChargeCheck()//1:charging
+{
+	return HAL_GPIO_ReadPin(CHARGE_PORT,CHARGE_PIN);
+}
+
+float BatCheck()
+{
+	uint16_t dat;
+	float BatVoltage;
+	HAL_ADC_Start(&hadc1);
+	HAL_ADC_PollForConversion(&hadc1,5);
+	dat = HAL_ADC_GetValue(&hadc1);
+	HAL_ADC_Stop(&hadc1);
+	BatVoltage = dat *2 *3.3 /4096;
+	return BatVoltage;
+}
+
+float BatCheck_8times()
+{
+	uint32_t dat=0;
+	uint8_t i;
+	float BatVoltage;
+	for(i=0;i<8;i++)
+	{
+		HAL_ADC_Start(&hadc1);
+		HAL_ADC_PollForConversion(&hadc1,5);
+		dat += HAL_ADC_GetValue(&hadc1);
+		HAL_ADC_Stop(&hadc1);
+		delay_ms(1);
+	}
+	dat = dat>>3;
+	BatVoltage = dat *2 *3.3 /4096;
+	return BatVoltage;
+}
+
+uint8_t PowerCalculate()
+{
+	uint8_t power;
+	float voltage;
+	voltage = BatCheck_8times();
+	
+	if(ChargeCheck())
+	{voltage -= INTERNAL_RES * CHARGING_CUR;}
+	
+	if((voltage >= 4.2))
+	{power = 100;}
+	else if(voltage >= 4.06 && voltage <4.2)
+	{power = 90;}
+	else if(voltage >= 3.98 && voltage <4.06)
+	{power = 80;}
+	else if(voltage >= 3.92 && voltage <3.98)
+	{power = 70;}
+	else if(voltage >= 3.87 && voltage <3.92)
+	{power = 60;}
+	else if(voltage >= 3.82 && voltage <3.87)
+	{power = 50;}
+	else if(voltage >= 3.79 && voltage <3.82)
+	{power = 40;}
+	else if(voltage >= 3.77 && voltage <3.79)
+	{power = 30;}
+	else if(voltage >= 3.74 && voltage <3.77)
+	{power = 20;}
+	else if(voltage >= 3.68 && voltage <3.74)
+	{power = 10;}
+	else if(voltage >= 3.45 && voltage <3.68)
+	{power = 5;}
+	return power;
+}
+
+void Power_Init(void)
+{
+	Power_Pins_Init();
+	Power_Enable();
+}
+
+

bootloader/BSP/POWER/power.h

@@ -0,0 +1,24 @@
+#ifndef _POWER_H_
+#define _POWER_H_
+
+#include "stm32f4xx_hal.h"
+
+#define BAT_CHECK_PORT	GPIOA
+#define BAT_CHECK_PIN		GPIO_PIN_1
+
+#define CHARGE_PORT			GPIOA
+#define CHARGE_PIN			GPIO_PIN_2
+
+#define POWER_PORT			GPIOA
+#define POWER_PIN				GPIO_PIN_3
+
+void Power_Pins_Init(void);
+void Power_Enable(void);
+void Power_DisEnable(void);
+float BatCheck(void);
+float BatCheck_8times(void);
+uint8_t ChargeCheck(void);
+uint8_t PowerCalculate(void);
+void Power_Init(void);
+
+#endif