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start working on current sense

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This commit is contained in:
matei jordache
2023-11-06 18:22:35 -05:00
parent d4948a7b3a
commit 1bec8bc5b7
15 changed files with 2878 additions and 3070 deletions
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77
firmware/lib/currentsense/opamp.c Normal file
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#include "opamp.h"
OPAMP_HandleTypeDef hopamp1;
OPAMP_HandleTypeDef hopamp2;
OPAMP_HandleTypeDef hopamp3;
void opamp_init(OPAMP_HandleTypeDef *hopamp, OPAMP_TypeDef *opamp)
{
hopamp1.Instance = opamp;
hopamp1.Init.PowerMode = OPAMP_POWERMODE_NORMALSPEED;
hopamp1.Init.Mode = OPAMP_PGA_MODE;
hopamp1.Init.NonInvertingInput = OPAMP_NONINVERTINGINPUT_IO1;
hopamp1.Init.InternalOutput = ENABLE;
hopamp1.Init.TimerControlledMuxmode = OPAMP_TIMERCONTROLLEDMUXMODE_DISABLE;
hopamp1.Init.PgaConnect = OPAMP_PGA_CONNECT_INVERTINGINPUT_NO;
hopamp1.Init.PgaGain = OPAMP_PGA_GAIN_16_OR_MINUS_15; // Adjust this to change the gains of the opamp.
hopamp1.Init.UserTrimming = OPAMP_TRIMMING_FACTORY;
if (HAL_OPAMP_Init(&hopamp) != HAL_OK)
{
Error_Handler();
}
}
void configureOPAMPs(void)
{
opamp_init(&hopamp1, OPAMP1); // PA3
opamp_init(&hopamp2, OPAMP2); // PB0
opamp_init(&hopamp3, OPAMP3); // PA1
}
void HAL_OPAMP_MspInit(OPAMP_HandleTypeDef* opampHandle)
{
GPIO_InitTypeDef GPIO_InitStruct = {0};
if(opampHandle->Instance==OPAMP1)
{
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_3;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
else if(opampHandle->Instance==OPAMP2)
{
__HAL_RCC_GPIOB_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_0;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
}
else if(opampHandle->Instance==OPAMP3)
{
__HAL_RCC_GPIOA_CLK_ENABLE();
GPIO_InitStruct.Pin = GPIO_PIN_1;
GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
GPIO_InitStruct.Pull = GPIO_NOPULL;
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
}
}
void HAL_OPAMP_MspDeInit(OPAMP_HandleTypeDef* opampHandle)
{
if(opampHandle->Instance==OPAMP1)
{
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_3);
}
else if(opampHandle->Instance==OPAMP2)
{
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_0);
}
else if(opampHandle->Instance==OPAMP3)
{
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_1);
}
}