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Basic I2C functionality

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This commit is contained in:
Moritz Martinius
2024-12-29 16:24:54 +01:00
parent 17099b0047
commit 1e648be211
9 changed files with 416 additions and 208 deletions
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41
.vscode/settings.json vendored
View File

@@ -1,26 +1,25 @@
{ {
"C_Cpp.intelliSenseEngine": "disabled", "C_Cpp.intelliSenseEngine": "disabled",
"clangd.path": "/usr/bin/clangd", "clangd.path": "/usr/bin/clangd",
"clangd.arguments": ["-log=verbose", "clangd.arguments": [
"-pretty", "-log=verbose",
"--background-index", "-pretty",
"--query-driver=/usr/bin/arm-none-eabi-g++", "--background-index",
"--compile-commands-dir=${workspaceFolder}/build/Debug" "--query-driver=/usr/bin/arm-none-eabi-g++",
], "--compile-commands-dir=${workspaceFolder}/build/Debug"
"files.associations": { ],
"main.h": "c", "files.associations": {
"stm32f4xx_hal.h": "c", "main.h": "c",
"stm32f4xx_hal_conf.h": "c", "stm32f4xx_hal.h": "c",
"stm32f4xx_hal_rcc.h": "c", "stm32f4xx_hal_conf.h": "c",
"stm32f4xx_hal_def.h": "c", "stm32f4xx_hal_rcc.h": "c",
"stm32_hal_legacy.h": "c", "stm32f4xx_hal_def.h": "c",
"stm32f4xx.h": "c", "stm32_hal_legacy.h": "c",
"stm32f4xx_hal_gpio.h": "c", "stm32f4xx.h": "c",
"stm32f401xe.h": "c", "stm32f4xx_hal_gpio.h": "c",
"system_stm32f4xx.h": "c", "stm32f401xe.h": "c",
"core_cm4.h": "c" "system_stm32f4xx.h": "c",
}, "core_cm4.h": "c"
cortex-debug },
"cortex-debug.stlinkPath.linux": "/home/moritz/bin/st/stm32cubeclt/STLink-gdb-server/bin/ST-LINK_gdbserver" "cortex-debug.stlinkPath.linux": "/home/moritz/bin/st/stm32cubeclt/STLink-gdb-server/bin/ST-LINK_gdbserver"
} }

5
CMakeLists.txt
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@@ -11,7 +11,7 @@ cmake_minimum_required(VERSION 3.22)
set(CMAKE_C_STANDARD 11) set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON) set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS ON) set(CMAKE_C_EXTENSIONS ON)
set(CMAKE_CXX_STANDARD 20) set(CMAKE_CXX_STANDARD 23)
# Define the build type # Define the build type
@@ -23,7 +23,7 @@ endif()
set(CMAKE_PROJECT_NAME weight_cell) set(CMAKE_PROJECT_NAME weight_cell)
# Color output # Color output
set(CMAKE_CXX_FLAGSS "-fdiagnostics-color=always") set(CMAKE_CXX_FLAGSS "-fdiagnostics-color=always -funwind-tables")
# Include toolchain file # Include toolchain file
include("cmake/gcc-arm-none-eabi.cmake") include("cmake/gcc-arm-none-eabi.cmake")
@@ -54,6 +54,7 @@ target_sources(${CMAKE_PROJECT_NAME} PRIVATE
Core/Src/main.cpp Core/Src/main.cpp
Core/Src/nau7802.cpp Core/Src/nau7802.cpp
Core/Src/usart.cpp Core/Src/usart.cpp
Core/Src/i2c.cpp
) )
# Add include paths # Add include paths

32
Core/Inc/i2c.hpp Normal file
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@@ -0,0 +1,32 @@
#pragma once
#include <vector>
#include "stm32f401xe.h"
#include "stm32f4xx_hal.h"
#include "stm32f4xx_hal_i2c.h"
#include "stm32f4xx_hal_uart.h"
namespace driver::i2c {
constexpr const uint32_t I2C_TIMEOUT_MS{200};
class I2c {
public:
explicit I2c(I2C_TypeDef* i2c, const uint32_t clockSpeed, const uint32_t dutyCycle,
const uint32_t ownAddress1, const uint32_t addressingMode,
const uint32_t dualAddressMode, const uint32_t ownAddress2,
const uint32_t generalCallMode, const uint32_t noStretchMode);
~I2c() = default;
bool init();
void deinit();
HAL_StatusTypeDef write(const uint16_t slaveAddr, const uint16_t memAddr,
std::vector<uint8_t>& data);
std::pair<HAL_StatusTypeDef, uint8_t> read(const uint16_t slaveAddr, const uint16_t memAddr);
uint32_t getLastError();
private:
I2C_HandleTypeDef mHandle;
};
} // namespace driver::i2c

312
Core/Inc/stm32f4xx_hal_conf.h
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@@ -25,7 +25,7 @@
#define __STM32F4xx_HAL_CONF_H #define __STM32F4xx_HAL_CONF_H
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
/* Exported types ------------------------------------------------------------*/ /* Exported types ------------------------------------------------------------*/
@@ -37,7 +37,7 @@
*/ */
#define HAL_MODULE_ENABLED #define HAL_MODULE_ENABLED
/* #define HAL_CRYP_MODULE_ENABLED */ /* #define HAL_CRYP_MODULE_ENABLED */
/* #define HAL_ADC_MODULE_ENABLED */ /* #define HAL_ADC_MODULE_ENABLED */
/* #define HAL_CAN_MODULE_ENABLED */ /* #define HAL_CAN_MODULE_ENABLED */
/* #define HAL_CRC_MODULE_ENABLED */ /* #define HAL_CRC_MODULE_ENABLED */
@@ -53,7 +53,7 @@
/* #define HAL_SRAM_MODULE_ENABLED */ /* #define HAL_SRAM_MODULE_ENABLED */
/* #define HAL_SDRAM_MODULE_ENABLED */ /* #define HAL_SDRAM_MODULE_ENABLED */
/* #define HAL_HASH_MODULE_ENABLED */ /* #define HAL_HASH_MODULE_ENABLED */
/* #define HAL_I2C_MODULE_ENABLED */ #define HAL_I2C_MODULE_ENABLED
/* #define HAL_I2S_MODULE_ENABLED */ /* #define HAL_I2S_MODULE_ENABLED */
/* #define HAL_IWDG_MODULE_ENABLED */ /* #define HAL_IWDG_MODULE_ENABLED */
/* #define HAL_LTDC_MODULE_ENABLED */ /* #define HAL_LTDC_MODULE_ENABLED */
@@ -95,50 +95,50 @@
* This value is used by the RCC HAL module to compute the system frequency * This value is used by the RCC HAL module to compute the system frequency
* (when HSE is used as system clock source, directly or through the PLL). * (when HSE is used as system clock source, directly or through the PLL).
*/ */
#if !defined (HSE_VALUE) #if !defined(HSE_VALUE)
#define HSE_VALUE 8000000U /*!< Value of the External oscillator in Hz */ #define HSE_VALUE 8000000U /*!< Value of the External oscillator in Hz */
#endif /* HSE_VALUE */ #endif /* HSE_VALUE */
#if !defined (HSE_STARTUP_TIMEOUT) #if !defined(HSE_STARTUP_TIMEOUT)
#define HSE_STARTUP_TIMEOUT 100U /*!< Time out for HSE start up, in ms */ #define HSE_STARTUP_TIMEOUT 100U /*!< Time out for HSE start up, in ms */
#endif /* HSE_STARTUP_TIMEOUT */ #endif /* HSE_STARTUP_TIMEOUT */
/** /**
* @brief Internal High Speed oscillator (HSI) value. * @brief Internal High Speed oscillator (HSI) value.
* This value is used by the RCC HAL module to compute the system frequency * This value is used by the RCC HAL module to compute the system frequency
* (when HSI is used as system clock source, directly or through the PLL). * (when HSI is used as system clock source, directly or through the PLL).
*/ */
#if !defined (HSI_VALUE) #if !defined(HSI_VALUE)
#define HSI_VALUE ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/ #define HSI_VALUE ((uint32_t)16000000U) /*!< Value of the Internal oscillator in Hz*/
#endif /* HSI_VALUE */ #endif /* HSI_VALUE */
/** /**
* @brief Internal Low Speed oscillator (LSI) value. * @brief Internal Low Speed oscillator (LSI) value.
*/ */
#if !defined (LSI_VALUE) #if !defined(LSI_VALUE)
#define LSI_VALUE 32000U /*!< LSI Typical Value in Hz*/ #define LSI_VALUE 32000U /*!< LSI Typical Value in Hz*/
#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz #endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz
The real value may vary depending on the variations The real value may vary depending on the variations
in voltage and temperature.*/ in voltage and temperature.*/
/** /**
* @brief External Low Speed oscillator (LSE) value. * @brief External Low Speed oscillator (LSE) value.
*/ */
#if !defined (LSE_VALUE) #if !defined(LSE_VALUE)
#define LSE_VALUE 32768U /*!< Value of the External Low Speed oscillator in Hz */ #define LSE_VALUE 32768U /*!< Value of the External Low Speed oscillator in Hz */
#endif /* LSE_VALUE */ #endif /* LSE_VALUE */
#if !defined (LSE_STARTUP_TIMEOUT) #if !defined(LSE_STARTUP_TIMEOUT)
#define LSE_STARTUP_TIMEOUT 5000U /*!< Time out for LSE start up, in ms */ #define LSE_STARTUP_TIMEOUT 5000U /*!< Time out for LSE start up, in ms */
#endif /* LSE_STARTUP_TIMEOUT */ #endif /* LSE_STARTUP_TIMEOUT */
/** /**
* @brief External clock source for I2S peripheral * @brief External clock source for I2S peripheral
* This value is used by the I2S HAL module to compute the I2S clock source * This value is used by the I2S HAL module to compute the I2S clock source
* frequency, this source is inserted directly through I2S_CKIN pad. * frequency, this source is inserted directly through I2S_CKIN pad.
*/ */
#if !defined (EXTERNAL_CLOCK_VALUE) #if !defined(EXTERNAL_CLOCK_VALUE)
#define EXTERNAL_CLOCK_VALUE 12288000U /*!< Value of the External audio frequency in Hz*/ #define EXTERNAL_CLOCK_VALUE 12288000U /*!< Value of the External audio frequency in Hz*/
#endif /* EXTERNAL_CLOCK_VALUE */ #endif /* EXTERNAL_CLOCK_VALUE */
/* Tip: To avoid modifying this file each time you need to use different HSE, /* Tip: To avoid modifying this file each time you need to use different HSE,
=== you can define the HSE value in your toolchain compiler preprocessor. */ === you can define the HSE value in your toolchain compiler preprocessor. */
@@ -147,52 +147,52 @@
/** /**
* @brief This is the HAL system configuration section * @brief This is the HAL system configuration section
*/ */
#define VDD_VALUE 3300U /*!< Value of VDD in mv */ #define VDD_VALUE 3300U /*!< Value of VDD in mv */
#define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */ #define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */
#define USE_RTOS 0U #define USE_RTOS 0U
#define PREFETCH_ENABLE 1U #define PREFETCH_ENABLE 1U
#define INSTRUCTION_CACHE_ENABLE 1U #define INSTRUCTION_CACHE_ENABLE 1U
#define DATA_CACHE_ENABLE 1U #define DATA_CACHE_ENABLE 1U
#define USE_HAL_ADC_REGISTER_CALLBACKS 0U /* ADC register callback disabled */ #define USE_HAL_ADC_REGISTER_CALLBACKS 0U /* ADC register callback disabled */
#define USE_HAL_CAN_REGISTER_CALLBACKS 0U /* CAN register callback disabled */ #define USE_HAL_CAN_REGISTER_CALLBACKS 0U /* CAN register callback disabled */
#define USE_HAL_CEC_REGISTER_CALLBACKS 0U /* CEC register callback disabled */ #define USE_HAL_CEC_REGISTER_CALLBACKS 0U /* CEC register callback disabled */
#define USE_HAL_CRYP_REGISTER_CALLBACKS 0U /* CRYP register callback disabled */ #define USE_HAL_CRYP_REGISTER_CALLBACKS 0U /* CRYP register callback disabled */
#define USE_HAL_DAC_REGISTER_CALLBACKS 0U /* DAC register callback disabled */ #define USE_HAL_DAC_REGISTER_CALLBACKS 0U /* DAC register callback disabled */
#define USE_HAL_DCMI_REGISTER_CALLBACKS 0U /* DCMI register callback disabled */ #define USE_HAL_DCMI_REGISTER_CALLBACKS 0U /* DCMI register callback disabled */
#define USE_HAL_DFSDM_REGISTER_CALLBACKS 0U /* DFSDM register callback disabled */ #define USE_HAL_DFSDM_REGISTER_CALLBACKS 0U /* DFSDM register callback disabled */
#define USE_HAL_DMA2D_REGISTER_CALLBACKS 0U /* DMA2D register callback disabled */ #define USE_HAL_DMA2D_REGISTER_CALLBACKS 0U /* DMA2D register callback disabled */
#define USE_HAL_DSI_REGISTER_CALLBACKS 0U /* DSI register callback disabled */ #define USE_HAL_DSI_REGISTER_CALLBACKS 0U /* DSI register callback disabled */
#define USE_HAL_ETH_REGISTER_CALLBACKS 0U /* ETH register callback disabled */ #define USE_HAL_ETH_REGISTER_CALLBACKS 0U /* ETH register callback disabled */
#define USE_HAL_HASH_REGISTER_CALLBACKS 0U /* HASH register callback disabled */ #define USE_HAL_HASH_REGISTER_CALLBACKS 0U /* HASH register callback disabled */
#define USE_HAL_HCD_REGISTER_CALLBACKS 0U /* HCD register callback disabled */ #define USE_HAL_HCD_REGISTER_CALLBACKS 0U /* HCD register callback disabled */
#define USE_HAL_I2C_REGISTER_CALLBACKS 0U /* I2C register callback disabled */ #define USE_HAL_I2C_REGISTER_CALLBACKS 0U /* I2C register callback disabled */
#define USE_HAL_FMPI2C_REGISTER_CALLBACKS 0U /* FMPI2C register callback disabled */ #define USE_HAL_FMPI2C_REGISTER_CALLBACKS 0U /* FMPI2C register callback disabled */
#define USE_HAL_FMPSMBUS_REGISTER_CALLBACKS 0U /* FMPSMBUS register callback disabled */ #define USE_HAL_FMPSMBUS_REGISTER_CALLBACKS 0U /* FMPSMBUS register callback disabled */
#define USE_HAL_I2S_REGISTER_CALLBACKS 0U /* I2S register callback disabled */ #define USE_HAL_I2S_REGISTER_CALLBACKS 0U /* I2S register callback disabled */
#define USE_HAL_IRDA_REGISTER_CALLBACKS 0U /* IRDA register callback disabled */ #define USE_HAL_IRDA_REGISTER_CALLBACKS 0U /* IRDA register callback disabled */
#define USE_HAL_LPTIM_REGISTER_CALLBACKS 0U /* LPTIM register callback disabled */ #define USE_HAL_LPTIM_REGISTER_CALLBACKS 0U /* LPTIM register callback disabled */
#define USE_HAL_LTDC_REGISTER_CALLBACKS 0U /* LTDC register callback disabled */ #define USE_HAL_LTDC_REGISTER_CALLBACKS 0U /* LTDC register callback disabled */
#define USE_HAL_MMC_REGISTER_CALLBACKS 0U /* MMC register callback disabled */ #define USE_HAL_MMC_REGISTER_CALLBACKS 0U /* MMC register callback disabled */
#define USE_HAL_NAND_REGISTER_CALLBACKS 0U /* NAND register callback disabled */ #define USE_HAL_NAND_REGISTER_CALLBACKS 0U /* NAND register callback disabled */
#define USE_HAL_NOR_REGISTER_CALLBACKS 0U /* NOR register callback disabled */ #define USE_HAL_NOR_REGISTER_CALLBACKS 0U /* NOR register callback disabled */
#define USE_HAL_PCCARD_REGISTER_CALLBACKS 0U /* PCCARD register callback disabled */ #define USE_HAL_PCCARD_REGISTER_CALLBACKS 0U /* PCCARD register callback disabled */
#define USE_HAL_PCD_REGISTER_CALLBACKS 0U /* PCD register callback disabled */ #define USE_HAL_PCD_REGISTER_CALLBACKS 0U /* PCD register callback disabled */
#define USE_HAL_QSPI_REGISTER_CALLBACKS 0U /* QSPI register callback disabled */ #define USE_HAL_QSPI_REGISTER_CALLBACKS 0U /* QSPI register callback disabled */
#define USE_HAL_RNG_REGISTER_CALLBACKS 0U /* RNG register callback disabled */ #define USE_HAL_RNG_REGISTER_CALLBACKS 0U /* RNG register callback disabled */
#define USE_HAL_RTC_REGISTER_CALLBACKS 0U /* RTC register callback disabled */ #define USE_HAL_RTC_REGISTER_CALLBACKS 0U /* RTC register callback disabled */
#define USE_HAL_SAI_REGISTER_CALLBACKS 0U /* SAI register callback disabled */ #define USE_HAL_SAI_REGISTER_CALLBACKS 0U /* SAI register callback disabled */
#define USE_HAL_SD_REGISTER_CALLBACKS 0U /* SD register callback disabled */ #define USE_HAL_SD_REGISTER_CALLBACKS 0U /* SD register callback disabled */
#define USE_HAL_SMARTCARD_REGISTER_CALLBACKS 0U /* SMARTCARD register callback disabled */ #define USE_HAL_SMARTCARD_REGISTER_CALLBACKS 0U /* SMARTCARD register callback disabled */
#define USE_HAL_SDRAM_REGISTER_CALLBACKS 0U /* SDRAM register callback disabled */ #define USE_HAL_SDRAM_REGISTER_CALLBACKS 0U /* SDRAM register callback disabled */
#define USE_HAL_SRAM_REGISTER_CALLBACKS 0U /* SRAM register callback disabled */ #define USE_HAL_SRAM_REGISTER_CALLBACKS 0U /* SRAM register callback disabled */
#define USE_HAL_SPDIFRX_REGISTER_CALLBACKS 0U /* SPDIFRX register callback disabled */ #define USE_HAL_SPDIFRX_REGISTER_CALLBACKS 0U /* SPDIFRX register callback disabled */
#define USE_HAL_SMBUS_REGISTER_CALLBACKS 0U /* SMBUS register callback disabled */ #define USE_HAL_SMBUS_REGISTER_CALLBACKS 0U /* SMBUS register callback disabled */
#define USE_HAL_SPI_REGISTER_CALLBACKS 0U /* SPI register callback disabled */ #define USE_HAL_SPI_REGISTER_CALLBACKS 0U /* SPI register callback disabled */
#define USE_HAL_TIM_REGISTER_CALLBACKS 0U /* TIM register callback disabled */ #define USE_HAL_TIM_REGISTER_CALLBACKS 0U /* TIM register callback disabled */
#define USE_HAL_UART_REGISTER_CALLBACKS 0U /* UART register callback disabled */ #define USE_HAL_UART_REGISTER_CALLBACKS 0U /* UART register callback disabled */
#define USE_HAL_USART_REGISTER_CALLBACKS 0U /* USART register callback disabled */ #define USE_HAL_USART_REGISTER_CALLBACKS 0U /* USART register callback disabled */
#define USE_HAL_WWDG_REGISTER_CALLBACKS 0U /* WWDG register callback disabled */ #define USE_HAL_WWDG_REGISTER_CALLBACKS 0U /* WWDG register callback disabled */
/* ########################## Assert Selection ############################## */ /* ########################## Assert Selection ############################## */
/** /**
@@ -206,56 +206,56 @@
/* Section 1 : Ethernet peripheral configuration */ /* Section 1 : Ethernet peripheral configuration */
/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */ /* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
#define MAC_ADDR0 2U #define MAC_ADDR0 2U
#define MAC_ADDR1 0U #define MAC_ADDR1 0U
#define MAC_ADDR2 0U #define MAC_ADDR2 0U
#define MAC_ADDR3 0U #define MAC_ADDR3 0U
#define MAC_ADDR4 0U #define MAC_ADDR4 0U
#define MAC_ADDR5 0U #define MAC_ADDR5 0U
/* Definition of the Ethernet driver buffers size and count */ /* Definition of the Ethernet driver buffers size and count */
#define ETH_RX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for receive */ #define ETH_RX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for receive */
#define ETH_TX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for transmit */ #define ETH_TX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for transmit */
#define ETH_RXBUFNB 4U /* 4 Rx buffers of size ETH_RX_BUF_SIZE */ #define ETH_RXBUFNB 4U /* 4 Rx buffers of size ETH_RX_BUF_SIZE */
#define ETH_TXBUFNB 4U /* 4 Tx buffers of size ETH_TX_BUF_SIZE */ #define ETH_TXBUFNB 4U /* 4 Tx buffers of size ETH_TX_BUF_SIZE */
/* Section 2: PHY configuration section */ /* Section 2: PHY configuration section */
/* DP83848_PHY_ADDRESS Address*/ /* DP83848_PHY_ADDRESS Address*/
#define DP83848_PHY_ADDRESS #define DP83848_PHY_ADDRESS
/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/ /* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
#define PHY_RESET_DELAY 0x000000FFU #define PHY_RESET_DELAY 0x000000FFU
/* PHY Configuration delay */ /* PHY Configuration delay */
#define PHY_CONFIG_DELAY 0x00000FFFU #define PHY_CONFIG_DELAY 0x00000FFFU
#define PHY_READ_TO 0x0000FFFFU #define PHY_READ_TO 0x0000FFFFU
#define PHY_WRITE_TO 0x0000FFFFU #define PHY_WRITE_TO 0x0000FFFFU
/* Section 3: Common PHY Registers */ /* Section 3: Common PHY Registers */
#define PHY_BCR ((uint16_t)0x0000U) /*!< Transceiver Basic Control Register */ #define PHY_BCR ((uint16_t)0x0000U) /*!< Transceiver Basic Control Register */
#define PHY_BSR ((uint16_t)0x0001U) /*!< Transceiver Basic Status Register */ #define PHY_BSR ((uint16_t)0x0001U) /*!< Transceiver Basic Status Register */
#define PHY_RESET ((uint16_t)0x8000U) /*!< PHY Reset */ #define PHY_RESET ((uint16_t)0x8000U) /*!< PHY Reset */
#define PHY_LOOPBACK ((uint16_t)0x4000U) /*!< Select loop-back mode */ #define PHY_LOOPBACK ((uint16_t)0x4000U) /*!< Select loop-back mode */
#define PHY_FULLDUPLEX_100M ((uint16_t)0x2100U) /*!< Set the full-duplex mode at 100 Mb/s */ #define PHY_FULLDUPLEX_100M ((uint16_t)0x2100U) /*!< Set the full-duplex mode at 100 Mb/s */
#define PHY_HALFDUPLEX_100M ((uint16_t)0x2000U) /*!< Set the half-duplex mode at 100 Mb/s */ #define PHY_HALFDUPLEX_100M ((uint16_t)0x2000U) /*!< Set the half-duplex mode at 100 Mb/s */
#define PHY_FULLDUPLEX_10M ((uint16_t)0x0100U) /*!< Set the full-duplex mode at 10 Mb/s */ #define PHY_FULLDUPLEX_10M ((uint16_t)0x0100U) /*!< Set the full-duplex mode at 10 Mb/s */
#define PHY_HALFDUPLEX_10M ((uint16_t)0x0000U) /*!< Set the half-duplex mode at 10 Mb/s */ #define PHY_HALFDUPLEX_10M ((uint16_t)0x0000U) /*!< Set the half-duplex mode at 10 Mb/s */
#define PHY_AUTONEGOTIATION ((uint16_t)0x1000U) /*!< Enable auto-negotiation function */ #define PHY_AUTONEGOTIATION ((uint16_t)0x1000U) /*!< Enable auto-negotiation function */
#define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200U) /*!< Restart auto-negotiation function */ #define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200U) /*!< Restart auto-negotiation function */
#define PHY_POWERDOWN ((uint16_t)0x0800U) /*!< Select the power down mode */ #define PHY_POWERDOWN ((uint16_t)0x0800U) /*!< Select the power down mode */
#define PHY_ISOLATE ((uint16_t)0x0400U) /*!< Isolate PHY from MII */ #define PHY_ISOLATE ((uint16_t)0x0400U) /*!< Isolate PHY from MII */
#define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020U) /*!< Auto-Negotiation process completed */ #define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020U) /*!< Auto-Negotiation process completed */
#define PHY_LINKED_STATUS ((uint16_t)0x0004U) /*!< Valid link established */ #define PHY_LINKED_STATUS ((uint16_t)0x0004U) /*!< Valid link established */
#define PHY_JABBER_DETECTION ((uint16_t)0x0002U) /*!< Jabber condition detected */ #define PHY_JABBER_DETECTION ((uint16_t)0x0002U) /*!< Jabber condition detected */
/* Section 4: Extended PHY Registers */ /* Section 4: Extended PHY Registers */
#define PHY_SR ((uint16_t)) /*!< PHY status register Offset */ #define PHY_SR ((uint16_t)) /*!< PHY status register Offset */
#define PHY_SPEED_STATUS ((uint16_t)) /*!< PHY Speed mask */ #define PHY_SPEED_STATUS ((uint16_t)) /*!< PHY Speed mask */
#define PHY_DUPLEX_STATUS ((uint16_t)) /*!< PHY Duplex mask */ #define PHY_DUPLEX_STATUS ((uint16_t)) /*!< PHY Duplex mask */
/* ################## SPI peripheral configuration ########################## */ /* ################## SPI peripheral configuration ########################## */
@@ -264,7 +264,7 @@
* Deactivated: CRC code cleaned from driver * Deactivated: CRC code cleaned from driver
*/ */
#define USE_SPI_CRC 0U #define USE_SPI_CRC 0U
/* Includes ------------------------------------------------------------------*/ /* Includes ------------------------------------------------------------------*/
/** /**
@@ -272,207 +272,207 @@
*/ */
#ifdef HAL_RCC_MODULE_ENABLED #ifdef HAL_RCC_MODULE_ENABLED
#include "stm32f4xx_hal_rcc.h" #include "stm32f4xx_hal_rcc.h"
#endif /* HAL_RCC_MODULE_ENABLED */ #endif /* HAL_RCC_MODULE_ENABLED */
#ifdef HAL_GPIO_MODULE_ENABLED #ifdef HAL_GPIO_MODULE_ENABLED
#include "stm32f4xx_hal_gpio.h" #include "stm32f4xx_hal_gpio.h"
#endif /* HAL_GPIO_MODULE_ENABLED */ #endif /* HAL_GPIO_MODULE_ENABLED */
#ifdef HAL_EXTI_MODULE_ENABLED #ifdef HAL_EXTI_MODULE_ENABLED
#include "stm32f4xx_hal_exti.h" #include "stm32f4xx_hal_exti.h"
#endif /* HAL_EXTI_MODULE_ENABLED */ #endif /* HAL_EXTI_MODULE_ENABLED */
#ifdef HAL_DMA_MODULE_ENABLED #ifdef HAL_DMA_MODULE_ENABLED
#include "stm32f4xx_hal_dma.h" #include "stm32f4xx_hal_dma.h"
#endif /* HAL_DMA_MODULE_ENABLED */ #endif /* HAL_DMA_MODULE_ENABLED */
#ifdef HAL_CORTEX_MODULE_ENABLED #ifdef HAL_CORTEX_MODULE_ENABLED
#include "stm32f4xx_hal_cortex.h" #include "stm32f4xx_hal_cortex.h"
#endif /* HAL_CORTEX_MODULE_ENABLED */ #endif /* HAL_CORTEX_MODULE_ENABLED */
#ifdef HAL_ADC_MODULE_ENABLED #ifdef HAL_ADC_MODULE_ENABLED
#include "stm32f4xx_hal_adc.h" #include "stm32f4xx_hal_adc.h"
#endif /* HAL_ADC_MODULE_ENABLED */ #endif /* HAL_ADC_MODULE_ENABLED */
#ifdef HAL_CAN_MODULE_ENABLED #ifdef HAL_CAN_MODULE_ENABLED
#include "stm32f4xx_hal_can.h" #include "stm32f4xx_hal_can.h"
#endif /* HAL_CAN_MODULE_ENABLED */ #endif /* HAL_CAN_MODULE_ENABLED */
#ifdef HAL_CAN_LEGACY_MODULE_ENABLED #ifdef HAL_CAN_LEGACY_MODULE_ENABLED
#include "stm32f4xx_hal_can_legacy.h" #include "stm32f4xx_hal_can_legacy.h"
#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */ #endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
#ifdef HAL_CRC_MODULE_ENABLED #ifdef HAL_CRC_MODULE_ENABLED
#include "stm32f4xx_hal_crc.h" #include "stm32f4xx_hal_crc.h"
#endif /* HAL_CRC_MODULE_ENABLED */ #endif /* HAL_CRC_MODULE_ENABLED */
#ifdef HAL_CRYP_MODULE_ENABLED #ifdef HAL_CRYP_MODULE_ENABLED
#include "stm32f4xx_hal_cryp.h" #include "stm32f4xx_hal_cryp.h"
#endif /* HAL_CRYP_MODULE_ENABLED */ #endif /* HAL_CRYP_MODULE_ENABLED */
#ifdef HAL_DMA2D_MODULE_ENABLED #ifdef HAL_DMA2D_MODULE_ENABLED
#include "stm32f4xx_hal_dma2d.h" #include "stm32f4xx_hal_dma2d.h"
#endif /* HAL_DMA2D_MODULE_ENABLED */ #endif /* HAL_DMA2D_MODULE_ENABLED */
#ifdef HAL_DAC_MODULE_ENABLED #ifdef HAL_DAC_MODULE_ENABLED
#include "stm32f4xx_hal_dac.h" #include "stm32f4xx_hal_dac.h"
#endif /* HAL_DAC_MODULE_ENABLED */ #endif /* HAL_DAC_MODULE_ENABLED */
#ifdef HAL_DCMI_MODULE_ENABLED #ifdef HAL_DCMI_MODULE_ENABLED
#include "stm32f4xx_hal_dcmi.h" #include "stm32f4xx_hal_dcmi.h"
#endif /* HAL_DCMI_MODULE_ENABLED */ #endif /* HAL_DCMI_MODULE_ENABLED */
#ifdef HAL_ETH_MODULE_ENABLED #ifdef HAL_ETH_MODULE_ENABLED
#include "stm32f4xx_hal_eth.h" #include "stm32f4xx_hal_eth.h"
#endif /* HAL_ETH_MODULE_ENABLED */ #endif /* HAL_ETH_MODULE_ENABLED */
#ifdef HAL_ETH_LEGACY_MODULE_ENABLED #ifdef HAL_ETH_LEGACY_MODULE_ENABLED
#include "stm32f4xx_hal_eth_legacy.h" #include "stm32f4xx_hal_eth_legacy.h"
#endif /* HAL_ETH_LEGACY_MODULE_ENABLED */ #endif /* HAL_ETH_LEGACY_MODULE_ENABLED */
#ifdef HAL_FLASH_MODULE_ENABLED #ifdef HAL_FLASH_MODULE_ENABLED
#include "stm32f4xx_hal_flash.h" #include "stm32f4xx_hal_flash.h"
#endif /* HAL_FLASH_MODULE_ENABLED */ #endif /* HAL_FLASH_MODULE_ENABLED */
#ifdef HAL_SRAM_MODULE_ENABLED #ifdef HAL_SRAM_MODULE_ENABLED
#include "stm32f4xx_hal_sram.h" #include "stm32f4xx_hal_sram.h"
#endif /* HAL_SRAM_MODULE_ENABLED */ #endif /* HAL_SRAM_MODULE_ENABLED */
#ifdef HAL_NOR_MODULE_ENABLED #ifdef HAL_NOR_MODULE_ENABLED
#include "stm32f4xx_hal_nor.h" #include "stm32f4xx_hal_nor.h"
#endif /* HAL_NOR_MODULE_ENABLED */ #endif /* HAL_NOR_MODULE_ENABLED */
#ifdef HAL_NAND_MODULE_ENABLED #ifdef HAL_NAND_MODULE_ENABLED
#include "stm32f4xx_hal_nand.h" #include "stm32f4xx_hal_nand.h"
#endif /* HAL_NAND_MODULE_ENABLED */ #endif /* HAL_NAND_MODULE_ENABLED */
#ifdef HAL_PCCARD_MODULE_ENABLED #ifdef HAL_PCCARD_MODULE_ENABLED
#include "stm32f4xx_hal_pccard.h" #include "stm32f4xx_hal_pccard.h"
#endif /* HAL_PCCARD_MODULE_ENABLED */ #endif /* HAL_PCCARD_MODULE_ENABLED */
#ifdef HAL_SDRAM_MODULE_ENABLED #ifdef HAL_SDRAM_MODULE_ENABLED
#include "stm32f4xx_hal_sdram.h" #include "stm32f4xx_hal_sdram.h"
#endif /* HAL_SDRAM_MODULE_ENABLED */ #endif /* HAL_SDRAM_MODULE_ENABLED */
#ifdef HAL_HASH_MODULE_ENABLED #ifdef HAL_HASH_MODULE_ENABLED
#include "stm32f4xx_hal_hash.h" #include "stm32f4xx_hal_hash.h"
#endif /* HAL_HASH_MODULE_ENABLED */ #endif /* HAL_HASH_MODULE_ENABLED */
#ifdef HAL_I2C_MODULE_ENABLED #ifdef HAL_I2C_MODULE_ENABLED
#include "stm32f4xx_hal_i2c.h" #include "stm32f4xx_hal_i2c.h"
#endif /* HAL_I2C_MODULE_ENABLED */ #endif /* HAL_I2C_MODULE_ENABLED */
#ifdef HAL_SMBUS_MODULE_ENABLED #ifdef HAL_SMBUS_MODULE_ENABLED
#include "stm32f4xx_hal_smbus.h" #include "stm32f4xx_hal_smbus.h"
#endif /* HAL_SMBUS_MODULE_ENABLED */ #endif /* HAL_SMBUS_MODULE_ENABLED */
#ifdef HAL_I2S_MODULE_ENABLED #ifdef HAL_I2S_MODULE_ENABLED
#include "stm32f4xx_hal_i2s.h" #include "stm32f4xx_hal_i2s.h"
#endif /* HAL_I2S_MODULE_ENABLED */ #endif /* HAL_I2S_MODULE_ENABLED */
#ifdef HAL_IWDG_MODULE_ENABLED #ifdef HAL_IWDG_MODULE_ENABLED
#include "stm32f4xx_hal_iwdg.h" #include "stm32f4xx_hal_iwdg.h"
#endif /* HAL_IWDG_MODULE_ENABLED */ #endif /* HAL_IWDG_MODULE_ENABLED */
#ifdef HAL_LTDC_MODULE_ENABLED #ifdef HAL_LTDC_MODULE_ENABLED
#include "stm32f4xx_hal_ltdc.h" #include "stm32f4xx_hal_ltdc.h"
#endif /* HAL_LTDC_MODULE_ENABLED */ #endif /* HAL_LTDC_MODULE_ENABLED */
#ifdef HAL_PWR_MODULE_ENABLED #ifdef HAL_PWR_MODULE_ENABLED
#include "stm32f4xx_hal_pwr.h" #include "stm32f4xx_hal_pwr.h"
#endif /* HAL_PWR_MODULE_ENABLED */ #endif /* HAL_PWR_MODULE_ENABLED */
#ifdef HAL_RNG_MODULE_ENABLED #ifdef HAL_RNG_MODULE_ENABLED
#include "stm32f4xx_hal_rng.h" #include "stm32f4xx_hal_rng.h"
#endif /* HAL_RNG_MODULE_ENABLED */ #endif /* HAL_RNG_MODULE_ENABLED */
#ifdef HAL_RTC_MODULE_ENABLED #ifdef HAL_RTC_MODULE_ENABLED
#include "stm32f4xx_hal_rtc.h" #include "stm32f4xx_hal_rtc.h"
#endif /* HAL_RTC_MODULE_ENABLED */ #endif /* HAL_RTC_MODULE_ENABLED */
#ifdef HAL_SAI_MODULE_ENABLED #ifdef HAL_SAI_MODULE_ENABLED
#include "stm32f4xx_hal_sai.h" #include "stm32f4xx_hal_sai.h"
#endif /* HAL_SAI_MODULE_ENABLED */ #endif /* HAL_SAI_MODULE_ENABLED */
#ifdef HAL_SD_MODULE_ENABLED #ifdef HAL_SD_MODULE_ENABLED
#include "stm32f4xx_hal_sd.h" #include "stm32f4xx_hal_sd.h"
#endif /* HAL_SD_MODULE_ENABLED */ #endif /* HAL_SD_MODULE_ENABLED */
#ifdef HAL_SPI_MODULE_ENABLED #ifdef HAL_SPI_MODULE_ENABLED
#include "stm32f4xx_hal_spi.h" #include "stm32f4xx_hal_spi.h"
#endif /* HAL_SPI_MODULE_ENABLED */ #endif /* HAL_SPI_MODULE_ENABLED */
#ifdef HAL_TIM_MODULE_ENABLED #ifdef HAL_TIM_MODULE_ENABLED
#include "stm32f4xx_hal_tim.h" #include "stm32f4xx_hal_tim.h"
#endif /* HAL_TIM_MODULE_ENABLED */ #endif /* HAL_TIM_MODULE_ENABLED */
#ifdef HAL_UART_MODULE_ENABLED #ifdef HAL_UART_MODULE_ENABLED
#include "stm32f4xx_hal_uart.h" #include "stm32f4xx_hal_uart.h"
#endif /* HAL_UART_MODULE_ENABLED */ #endif /* HAL_UART_MODULE_ENABLED */
#ifdef HAL_USART_MODULE_ENABLED #ifdef HAL_USART_MODULE_ENABLED
#include "stm32f4xx_hal_usart.h" #include "stm32f4xx_hal_usart.h"
#endif /* HAL_USART_MODULE_ENABLED */ #endif /* HAL_USART_MODULE_ENABLED */
#ifdef HAL_IRDA_MODULE_ENABLED #ifdef HAL_IRDA_MODULE_ENABLED
#include "stm32f4xx_hal_irda.h" #include "stm32f4xx_hal_irda.h"
#endif /* HAL_IRDA_MODULE_ENABLED */ #endif /* HAL_IRDA_MODULE_ENABLED */
#ifdef HAL_SMARTCARD_MODULE_ENABLED #ifdef HAL_SMARTCARD_MODULE_ENABLED
#include "stm32f4xx_hal_smartcard.h" #include "stm32f4xx_hal_smartcard.h"
#endif /* HAL_SMARTCARD_MODULE_ENABLED */ #endif /* HAL_SMARTCARD_MODULE_ENABLED */
#ifdef HAL_WWDG_MODULE_ENABLED #ifdef HAL_WWDG_MODULE_ENABLED
#include "stm32f4xx_hal_wwdg.h" #include "stm32f4xx_hal_wwdg.h"
#endif /* HAL_WWDG_MODULE_ENABLED */ #endif /* HAL_WWDG_MODULE_ENABLED */
#ifdef HAL_PCD_MODULE_ENABLED #ifdef HAL_PCD_MODULE_ENABLED
#include "stm32f4xx_hal_pcd.h" #include "stm32f4xx_hal_pcd.h"
#endif /* HAL_PCD_MODULE_ENABLED */ #endif /* HAL_PCD_MODULE_ENABLED */
#ifdef HAL_HCD_MODULE_ENABLED #ifdef HAL_HCD_MODULE_ENABLED
#include "stm32f4xx_hal_hcd.h" #include "stm32f4xx_hal_hcd.h"
#endif /* HAL_HCD_MODULE_ENABLED */ #endif /* HAL_HCD_MODULE_ENABLED */
#ifdef HAL_DSI_MODULE_ENABLED #ifdef HAL_DSI_MODULE_ENABLED
#include "stm32f4xx_hal_dsi.h" #include "stm32f4xx_hal_dsi.h"
#endif /* HAL_DSI_MODULE_ENABLED */ #endif /* HAL_DSI_MODULE_ENABLED */
#ifdef HAL_QSPI_MODULE_ENABLED #ifdef HAL_QSPI_MODULE_ENABLED
#include "stm32f4xx_hal_qspi.h" #include "stm32f4xx_hal_qspi.h"
#endif /* HAL_QSPI_MODULE_ENABLED */ #endif /* HAL_QSPI_MODULE_ENABLED */
#ifdef HAL_CEC_MODULE_ENABLED #ifdef HAL_CEC_MODULE_ENABLED
#include "stm32f4xx_hal_cec.h" #include "stm32f4xx_hal_cec.h"
#endif /* HAL_CEC_MODULE_ENABLED */ #endif /* HAL_CEC_MODULE_ENABLED */
#ifdef HAL_FMPI2C_MODULE_ENABLED #ifdef HAL_FMPI2C_MODULE_ENABLED
#include "stm32f4xx_hal_fmpi2c.h" #include "stm32f4xx_hal_fmpi2c.h"
#endif /* HAL_FMPI2C_MODULE_ENABLED */ #endif /* HAL_FMPI2C_MODULE_ENABLED */
#ifdef HAL_FMPSMBUS_MODULE_ENABLED #ifdef HAL_FMPSMBUS_MODULE_ENABLED
#include "stm32f4xx_hal_fmpsmbus.h" #include "stm32f4xx_hal_fmpsmbus.h"
#endif /* HAL_FMPSMBUS_MODULE_ENABLED */ #endif /* HAL_FMPSMBUS_MODULE_ENABLED */
#ifdef HAL_SPDIFRX_MODULE_ENABLED #ifdef HAL_SPDIFRX_MODULE_ENABLED
#include "stm32f4xx_hal_spdifrx.h" #include "stm32f4xx_hal_spdifrx.h"
#endif /* HAL_SPDIFRX_MODULE_ENABLED */ #endif /* HAL_SPDIFRX_MODULE_ENABLED */
#ifdef HAL_DFSDM_MODULE_ENABLED #ifdef HAL_DFSDM_MODULE_ENABLED
#include "stm32f4xx_hal_dfsdm.h" #include "stm32f4xx_hal_dfsdm.h"
#endif /* HAL_DFSDM_MODULE_ENABLED */ #endif /* HAL_DFSDM_MODULE_ENABLED */
#ifdef HAL_LPTIM_MODULE_ENABLED #ifdef HAL_LPTIM_MODULE_ENABLED
#include "stm32f4xx_hal_lptim.h" #include "stm32f4xx_hal_lptim.h"
#endif /* HAL_LPTIM_MODULE_ENABLED */ #endif /* HAL_LPTIM_MODULE_ENABLED */
#ifdef HAL_MMC_MODULE_ENABLED #ifdef HAL_MMC_MODULE_ENABLED
#include "stm32f4xx_hal_mmc.h" #include "stm32f4xx_hal_mmc.h"
#endif /* HAL_MMC_MODULE_ENABLED */ #endif /* HAL_MMC_MODULE_ENABLED */
/* Exported macro ------------------------------------------------------------*/ /* Exported macro ------------------------------------------------------------*/
#ifdef USE_FULL_ASSERT #ifdef USE_FULL_ASSERT
/** /**
* @brief The assert_param macro is used for function's parameters check. * @brief The assert_param macro is used for function's parameters check.
* @param expr If expr is false, it calls assert_failed function * @param expr If expr is false, it calls assert_failed function
@@ -481,11 +481,11 @@
* If expr is true, it returns no value. * If expr is true, it returns no value.
* @retval None * @retval None
*/ */
#define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__)) #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t*)__FILE__, __LINE__))
/* Exported functions ------------------------------------------------------- */ /* Exported functions ------------------------------------------------------- */
void assert_failed(uint8_t* file, uint32_t line); void assert_failed(uint8_t* file, uint32_t line);
#else #else
#define assert_param(expr) ((void)0U) #define assert_param(expr) ((void)0U)
#endif /* USE_FULL_ASSERT */ #endif /* USE_FULL_ASSERT */
#ifdef __cplusplus #ifdef __cplusplus

3
Core/Inc/usart.hpp
View File

@@ -1,7 +1,5 @@
#pragma once #pragma once
#include <ranges>
#include <sstream>
#include <string_view> #include <string_view>
#include "stm32f401xe.h" #include "stm32f401xe.h"
@@ -10,7 +8,6 @@
namespace driver::usart { namespace driver::usart {
constexpr const uint8_t TX_BUFSIZE{20};
constexpr const uint8_t TX_TIMEOUT_MS{200}; constexpr const uint8_t TX_TIMEOUT_MS{200};
class Usart { class Usart {

77
Core/Src/i2c.cpp Normal file
View File

@@ -0,0 +1,77 @@
#include "i2c.hpp"
#include "pindef.hpp"
#include "stm32f4xx_hal_i2c.h"
namespace driver::i2c {
I2c::I2c(I2C_TypeDef* i2c, const uint32_t clockSpeed, const uint32_t dutyCycle,
const uint32_t ownAddress1, const uint32_t addressingMode, const uint32_t dualAddressMode,
const uint32_t ownAddress2, const uint32_t generalCallMode, const uint32_t noStretchMode)
: mHandle{.Instance = i2c,
.Init{.ClockSpeed = clockSpeed,
.DutyCycle = dutyCycle,
.OwnAddress1 = ownAddress1,
.AddressingMode = addressingMode,
.DualAddressMode = dualAddressMode,
.OwnAddress2 = ownAddress2,
.GeneralCallMode = generalCallMode,
.NoStretchMode = noStretchMode},
.pBuffPtr = nullptr,
.XferSize = 0,
.XferCount = 0,
.XferOptions = 0,
.PreviousState = 0,
.hdmatx = nullptr,
.hdmarx = nullptr,
.Lock = HAL_UNLOCKED,
.State = HAL_I2C_STATE_RESET,
.Mode = HAL_I2C_MODE_NONE,
.ErrorCode = HAL_I2C_ERROR_NONE,
.Devaddress = 0,
.Memaddress = 0,
.MemaddSize = 0,
.EventCount = 0} {}
bool I2c::init() {
GPIO_InitTypeDef GPIO_InitStruct = {0};
if (mHandle.Instance == I2C1) {
__HAL_RCC_GPIOB_CLK_ENABLE();
/**I2C1 GPIO Configuration
PB6 ------> I2C1_SCL
PB7 ------> I2C1_SDA
*/
GPIO_InitStruct.Pin = GPIO_PIN_6 | GPIO_PIN_7;
GPIO_InitStruct.Mode = GPIO_MODE_AF_OD;
GPIO_InitStruct.Pull = GPIO_PULLUP;
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
GPIO_InitStruct.Alternate = GPIO_AF4_I2C1;
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
__HAL_RCC_I2C1_CLK_ENABLE();
}
return HAL_I2C_Init(&mHandle) == HAL_OK;
}
void I2c::deinit() {}
HAL_StatusTypeDef I2c::write(const uint16_t slaveAddr, const uint16_t memAddr,
std::vector<uint8_t>& data) {
// Slave address needs to be shifted to the left, so that the r/w bit can be set by the HAL method
// Addressing mode for slaves is fixed to 8bit for now...
return HAL_I2C_Mem_Write(&mHandle, slaveAddr << 1, memAddr, I2C_MEMADD_SIZE_8BIT, data.data(),
data.size(), I2C_TIMEOUT_MS);
}
std::pair<HAL_StatusTypeDef, uint8_t> I2c::read(const uint16_t slaveAddr, const uint16_t memAddr) {
uint8_t data;
// Slave address needs to be shifted to the left, so that the r/w bit can be set by the HAL method
auto state = HAL_I2C_Mem_Read(&mHandle, slaveAddr << 1, memAddr, I2C_MEMADD_SIZE_8BIT, &data, 1,
I2C_TIMEOUT_MS);
return {state, data};
}
uint32_t I2c::getLastError() {
return mHandle.ErrorCode;
}
} // namespace driver::i2c

110
Core/Src/main.cpp
View File

@@ -1,12 +1,22 @@
#include "main.h" #include "main.h"
#include <cstdlib> #include <cstdint>
#include <memory>
#include <string>
#include "gpio.h" #include "gpio.h"
#include "i2c.hpp"
#include "stm32_hal_legacy.h"
#include "stm32f4xx_hal.h" #include "stm32f4xx_hal.h"
#include "stm32f4xx_hal_def.h"
#include "stm32f4xx_hal_i2c.h"
#include "usart.hpp" #include "usart.hpp"
// needs to be global to be accessible in error handler
std::unique_ptr<driver::usart::Usart> usart2{nullptr};
void SystemClock_Config(void); void SystemClock_Config(void);
void checkHalStatus(HAL_StatusTypeDef);
int main(void) { int main(void) {
@@ -19,20 +29,85 @@ int main(void) {
/* Initialize all configured peripherals */ /* Initialize all configured peripherals */
MX_GPIO_Init(); MX_GPIO_Init();
driver::usart::Usart usart2(USART2, 115200, UART_WORDLENGTH_8B, UART_STOPBITS_1, usart2 = std::make_unique<driver::usart::Usart>(
UART_PARITY_NONE, UART_MODE_TX_RX, UART_HWCONTROL_NONE, driver::usart::Usart(USART2, 115200, UART_WORDLENGTH_8B, UART_STOPBITS_1, UART_PARITY_NONE,
UART_OVERSAMPLING_16); UART_MODE_TX_RX, UART_HWCONTROL_NONE, UART_OVERSAMPLING_16));
usart2.init(); usart2->init();
usart2.println(""); usart2->println("");
usart2.println("\r\nWeight cell init."); usart2->println("\r\nWeight cell init.");
int i{0}; auto i2c1 = std::make_unique<driver::i2c::I2c>(
I2C1, 100000, I2C_DUTYCYCLE_2, 0x00, I2C_ADDRESSINGMODE_7BIT, I2C_DUALADDRESS_DISABLED,
0x00, I2C_GENERALCALL_DISABLED, I2C_NOSTRETCH_DISABLED);
if (!i2c1->init()) {
usart2->println("Error intializing I2C1!");
usart2->println("Last Error: " + std::to_string(i2c1->getLastError()));
Error_Handler();
} else {
usart2->println("I2C1 intialized successful");
}
// init NAU7802
{
std::vector<uint8_t> data = {0x01};
// reset NAU7802
checkHalStatus(i2c1->write(0x2A, 0x00, data));
usart2->println("Reset nau");
HAL_Delay(100);
// power up digital logic
data[0] = 0x02;
i2c1->write(0x2A, 0x00, data);
HAL_Delay(100);
usart2->println("PUP digi");
// power up analog logic
data[0] = 0x06;
i2c1->write(0x2A, 0x00, data);
HAL_Delay(100);
usart2->println("PUP analog");
// use internal LDO as reference
data[0] = 0x86;
checkHalStatus(i2c1->write(0x2A, 0x00, data));
HAL_Delay(100);
// print status back to usart
auto ret = i2c1->read(0x2A, 0x00);
checkHalStatus(ret.first);
usart2->println("NAU7802 reports state " + std::to_string(ret.second) + " at 0x00");
// REG_CHPS CLK_CHP off
data[0] = 0x30;
checkHalStatus(i2c1->write(0x2A, 0x15, data));
HAL_Delay(100);
}
uint32_t measurement = 0;
auto val = i2c1->read(0x2A, 0x12);
measurement |= (val.second << 16);
val = i2c1->read(0x2A, 0x13);
measurement |= (val.second << 8);
val = i2c1->read(0x2A, 0x14);
measurement |= val.second << 16;
while (1) { while (1) {
std::string buf{"Iteration #"}; measurement = 0;
val = i2c1->read(0x2A, 0x12);
measurement |= (val.second << 16);
val = i2c1->read(0x2A, 0x13);
measurement |= (val.second << 8);
val = i2c1->read(0x2A, 0x14);
measurement |= val.second << 16;
usart2->println("Measurement " + std::to_string(measurement) + " counts");
usart2.println(buf + std::to_string(i++));
HAL_Delay(1000); HAL_Delay(1000);
} }
} }
@@ -75,6 +150,17 @@ void SystemClock_Config(void) {
} }
} }
void checkHalStatus(HAL_StatusTypeDef status) {
if (status == HAL_OK) {
return;
}
if (usart2 == nullptr) {
Error_Handler();
return; // never reached
}
usart2->println("HAL Status not okay! Calling Error Handler");
}
/** /**
* @brief This function is executed in case of error occurrence. * @brief This function is executed in case of error occurrence.
* @retval None * @retval None
@@ -82,6 +168,10 @@ void SystemClock_Config(void) {
void Error_Handler(void) { void Error_Handler(void) {
/* USER CODE BEGIN Error_Handler_Debug */ /* USER CODE BEGIN Error_Handler_Debug */
/* User can add his own implementation to report the HAL error return state */ /* User can add his own implementation to report the HAL error return state */
if (usart2 != nullptr) {
usart2->println("=== ERROR HANDLER ===");
usart2->println("entering infinite loop...");
}
__disable_irq(); __disable_irq();
while (1) {} while (1) {}
/* USER CODE END Error_Handler_Debug */ /* USER CODE END Error_Handler_Debug */

43
Core/Src/usart.cpp
View File

@@ -12,13 +12,29 @@ namespace driver::usart {
Usart::Usart(USART_TypeDef* usart, uint32_t baudRate, uint32_t wordLength, uint32_t stopBits, Usart::Usart(USART_TypeDef* usart, uint32_t baudRate, uint32_t wordLength, uint32_t stopBits,
uint32_t parity, uint32_t mode, uint32_t hwFlowCtl, uint32_t overSampling) uint32_t parity, uint32_t mode, uint32_t hwFlowCtl, uint32_t overSampling)
: mHandle{.Instance = usart, : mHandle{.Instance = usart,
.Init{.BaudRate = baudRate, .Init{
.WordLength = wordLength, .BaudRate = baudRate,
.StopBits = stopBits, .WordLength = wordLength,
.Parity = parity, .StopBits = stopBits,
.Mode = mode, .Parity = parity,
.HwFlowCtl = hwFlowCtl, .Mode = mode,
.OverSampling = overSampling}} {} .HwFlowCtl = hwFlowCtl,
.OverSampling = overSampling,
},
.pTxBuffPtr = nullptr,
.TxXferSize = 0,
.TxXferCount = 0,
.pRxBuffPtr = nullptr,
.RxXferSize = 0,
.RxXferCount = 0,
.ReceptionType = HAL_UART_RECEPTION_STANDARD,
.RxEventType = HAL_UART_RXEVENT_TC,
.hdmatx = nullptr,
.hdmarx = nullptr,
.Lock = HAL_UNLOCKED,
.gState = HAL_UART_STATE_RESET,
.RxState = HAL_UART_STATE_RESET,
.ErrorCode = 0} {}
bool Usart::init() { bool Usart::init() {
GPIO_InitTypeDef GPIO_InitStruct; GPIO_InitTypeDef GPIO_InitStruct;
@@ -38,7 +54,7 @@ bool Usart::init() {
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
} }
return HAL_UART_Init(&mHandle) != HAL_OK; return HAL_UART_Init(&mHandle) == HAL_OK;
} }
void Usart::deinit() { void Usart::deinit() {
@@ -60,14 +76,9 @@ void Usart::println(const std::string_view str) {
} }
void Usart::tx(const std::string_view range) { void Usart::tx(const std::string_view range) {
for (uint32_t pt{0}; pt <= range.size(); pt += TX_BUFSIZE) {
uint8_t txLen{TX_BUFSIZE}; HAL_UART_Transmit(&mHandle, reinterpret_cast<const uint8_t*>(range.begin()), range.size(),
if (range.length() < TX_BUFSIZE) { TX_TIMEOUT_MS);
txLen = range.length();
}
HAL_UART_Transmit(&mHandle, reinterpret_cast<const uint8_t*>(range.begin() + pt), txLen,
TX_TIMEOUT_MS);
}
}; };
} // namespace driver::usart } // namespace driver::usart

1
cmake/stm32cubemx/CMakeLists.txt
View File

@@ -25,6 +25,7 @@ target_sources(stm32cubemx INTERFACE
../../Core/Src/stm32f4xx_it.c ../../Core/Src/stm32f4xx_it.c
../../Core/Src/stm32f4xx_hal_msp.c ../../Core/Src/stm32f4xx_hal_msp.c
../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c ../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c
../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_i2c.c
../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c ../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c
../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c ../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c
../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c ../../Drivers/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_flash.c