Basic application skeleton for pico-stm32 board with STM32F103C8

Signed-off-by: Matthias Blankertz <matthias@blankertz.org>
This commit is contained in:
2025-10-05 13:39:54 +02:00
commit 42a7a915a6
11 changed files with 846 additions and 0 deletions

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# -*- mode: yaml -*-
BasedOnStyle: LLVM
IndentWidth: 4
ColumnLimit: 120
BreakBeforeBraces: WebKit # Only break at start of functions

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# Created by https://www.toptal.com/developers/gitignore/api/cmake,emacs
# Edit at https://www.toptal.com/developers/gitignore?templates=cmake,emacs
### CMake ###
CMakeLists.txt.user
CMakeCache.txt
CMakeFiles
CMakeScripts
Testing
Makefile
cmake_install.cmake
install_manifest.txt
compile_commands.json
CTestTestfile.cmake
_deps
### CMake Patch ###
CMakeUserPresets.json
# External projects
*-prefix/
### Emacs ###
# -*- mode: gitignore; -*-
*~
\#*\#
/.emacs.desktop
/.emacs.desktop.lock
*.elc
auto-save-list
tramp
.\#*
# Org-mode
.org-id-locations
*_archive
# flymake-mode
*_flymake.*
# eshell files
/eshell/history
/eshell/lastdir
# elpa packages
/elpa/
# reftex files
*.rel
# AUCTeX auto folder
/auto/
# cask packages
.cask/
dist/
# Flycheck
flycheck_*.el
# server auth directory
/server/
# projectiles files
.projectile
# directory configuration
.dir-locals.el
# network security
/network-security.data
# End of https://www.toptal.com/developers/gitignore/api/cmake,emacs
.cache/
build/

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[submodule "HAL"]
path = HAL
url = https://github.com/STMicroelectronics/STM32CubeF1.git

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CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.29)
project(pico-stm32-playground LANGUAGES C ASM)
set(CMAKE_C_STANDARD 11)
set(CMAKE_C_STANDARD_REQUIRED ON)
set(CMAKE_C_EXTENSIONS ON)
# Set up STM32 HAL
set(STM32_HAL_DEFINES
STM32F103xB
HSE_VALUE=16000000U
)
set(HAL_DIR ${CMAKE_CURRENT_SOURCE_DIR}/HAL)
add_library(stm32-hal STATIC)
target_include_directories(stm32-hal PUBLIC
${HAL_DIR}/Drivers/CMSIS/Include
${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Include
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Inc
include/
)
target_compile_definitions(stm32-hal PUBLIC
${STM32_HAL_DEFINES}
)
target_sources(stm32-hal PRIVATE
# LL drivers
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_adc.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_crc.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_dma.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_exti.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_gpio.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_i2c.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_pwr.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rcc.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rtc.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_spi.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_tim.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_usart.c
${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_utils.c
# Startup code
${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s
${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/system_stm32f1xx.c
)
# Set up target executable
add_executable(pico-stm32-playground)
target_link_libraries(pico-stm32-playground
PRIVATE stm32-hal
)
target_sources(pico-stm32-playground PRIVATE
src/main.c
)
# clang-format
add_custom_target(check-format
find include/ src/ -iname '*.[ch]' -exec clang-format -Werror --dry-run {} +
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)
add_custom_target(clang-format
find include/ src/ -iname '*.[ch]' -exec clang-format -i {} +
WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
)

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CMakePresets.json Normal file
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{
"version": 3,
"configurePresets": [
{
"name": "default",
"hidden": true,
"generator": "Ninja",
"binaryDir": "${sourceDir}/build/${presetName}",
"toolchainFile": "${sourceDir}/cmake/gcc-arm-none-eabi.cmake",
"cacheVariables": {
}
},
{
"name": "Debug",
"inherits": "default",
"cacheVariables": {
"CMAKE_BUILD_TYPE": "Debug"
}
},
{
"name": "Release",
"inherits": "default",
"cacheVariables": {
"CMAKE_BUILD_TYPE": "Release"
}
}
],
"buildPresets": [
{
"name": "Debug",
"configurePreset": "Debug"
},
{
"name": "Release",
"configurePreset": "Release"
}
]
}

1
HAL Submodule

Submodule HAL added at 42472d601c

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STM32F103X8_FLASH.ld Normal file
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/* Adapted from
https://github.com/STMicroelectronics/cmsis-device-f1/blob/master/Source/Templates/gcc/linker/STM32F103XB_FLASH.ld
under Apache2.0 license
*/
/*
*****************************************************************************
**
** File : STM32F103X8_FLASH.ld
**
** Abstract : Linker script for STM32F103x8 Device with
** 64KByte FLASH, 20KByte RAM
**
** Set heap size, stack size and stack location according
** to application requirements.
**
** Set memory bank area and size if external memory is used.
**
** Target : STMicroelectronics STM32
**
**
** Distribution: The file is distributed as is, without any warranty
** of any kind.
**
** (c)Copyright Ac6.
** You may use this file as-is or modify it according to the needs of your
** project. Distribution of this file (unmodified or modified) is not
** permitted. Ac6 permit registered System Workbench for MCU users the
** rights to distribute the assembled, compiled & linked contents of this
** file as part of an application binary file, provided that it is built
** using the System Workbench for MCU toolchain.
**
*****************************************************************************
*/
/* Entry Point */
ENTRY(Reset_Handler)
/* Highest address of the user mode stack */
_estack = 0x20004FFF; /* end of RAM */
/* Generate a link error if heap and stack don't fit into RAM */
_Min_Heap_Size = 0x200; /* required amount of heap */
_Min_Stack_Size = 0x400; /* required amount of stack */
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 64K
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 20K
}
/* Define output sections */
SECTIONS
{
/* The startup code goes first into FLASH */
.isr_vector :
{
. = ALIGN(4);
KEEP(*(.isr_vector)) /* Startup code */
. = ALIGN(4);
} >FLASH
/* The program code and other data goes into FLASH */
.text :
{
. = ALIGN(4);
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.glue_7) /* glue arm to thumb code */
*(.glue_7t) /* glue thumb to arm code */
*(.eh_frame)
KEEP (*(.init))
KEEP (*(.fini))
. = ALIGN(4);
_etext = .; /* define a global symbols at end of code */
} >FLASH
/* Constant data goes into FLASH */
.rodata :
{
. = ALIGN(4);
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
. = ALIGN(4);
} >FLASH
.ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH
.ARM : {
__exidx_start = .;
*(.ARM.exidx*)
__exidx_end = .;
} >FLASH
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array*))
PROVIDE_HIDDEN (__preinit_array_end = .);
} >FLASH
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array*))
PROVIDE_HIDDEN (__init_array_end = .);
} >FLASH
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(SORT(.fini_array.*)))
KEEP (*(.fini_array*))
PROVIDE_HIDDEN (__fini_array_end = .);
} >FLASH
/* used by the startup to initialize data */
_sidata = LOADADDR(.data);
/* Initialized data sections goes into RAM, load LMA copy after code */
.data :
{
. = ALIGN(4);
_sdata = .; /* create a global symbol at data start */
*(.data) /* .data sections */
*(.data*) /* .data* sections */
. = ALIGN(4);
_edata = .; /* define a global symbol at data end */
} >RAM AT> FLASH
/* Uninitialized data section */
. = ALIGN(4);
.bss (NOLOAD):
{
/* This is used by the startup in order to initialize the .bss section */
_sbss = .; /* define a global symbol at bss start */
__bss_start__ = _sbss;
*(.bss)
*(.bss*)
*(COMMON)
. = ALIGN(4);
_ebss = .; /* define a global symbol at bss end */
__bss_end__ = _ebss;
} >RAM
/* User_heap_stack section, used to check that there is enough RAM left */
._user_heap_stack (NOLOAD) :
{
. = ALIGN(8);
PROVIDE ( end = . );
PROVIDE ( _end = . );
. = . + _Min_Heap_Size;
. = . + _Min_Stack_Size;
. = ALIGN(8);
} >RAM
/* Remove information from the standard libraries */
/DISCARD/ :
{
libc.a ( * )
libm.a ( * )
libgcc.a ( * )
}
.ARM.attributes 0 : { *(.ARM.attributes) }
}

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set(CMAKE_SYSTEM_NAME Generic)
set(CMAKE_SYSTEM_PROCESSOR arm)
set(CMAKE_C_COMPILER_ID GNU)
set(CMAKE_CXX_COMPILER_ID GNU)
# Some default GCC settings
# arm-none-eabi- must be part of path environment
set(TOOLCHAIN_PREFIX arm-none-eabi-)
set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc)
set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER})
set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++)
set(CMAKE_LINKER ${TOOLCHAIN_PREFIX}g++)
set(CMAKE_OBJCOPY ${TOOLCHAIN_PREFIX}objcopy)
set(CMAKE_SIZE ${TOOLCHAIN_PREFIX}size)
set(CMAKE_EXECUTABLE_SUFFIX_ASM ".elf")
set(CMAKE_EXECUTABLE_SUFFIX_C ".elf")
set(CMAKE_EXECUTABLE_SUFFIX_CXX ".elf")
set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
# MCU specific flags
set(TARGET_FLAGS "-mcpu=cortex-m3 ")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TARGET_FLAGS}")
set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} -x assembler-with-cpp -MMD -MP")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -fdata-sections -ffunction-sections")
set(CMAKE_C_FLAGS_DEBUG "-O0 -g3")
set(CMAKE_C_FLAGS_RELEASE "-Os -g0")
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3")
set(CMAKE_CXX_FLAGS_RELEASE "-Os -g0")
set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -fno-rtti -fno-exceptions -fno-threadsafe-statics")
set(CMAKE_EXE_LINKER_FLAGS "${TARGET_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -T \"${CMAKE_SOURCE_DIR}/STM32F103X8_FLASH.ld\"")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --specs=nano.specs")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-Map=${CMAKE_PROJECT_NAME}.map -Wl,--gc-sections")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--print-memory-usage")
set(TOOLCHAIN_LINK_LIBRARIES "m")

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/**
******************************************************************************
* @file stm32f1xx_hal_conf.h
* @author MCD Application Team
* @brief HAL configuration file.
******************************************************************************
* @attention
*
* Copyright (c) 2016 STMicroelectronics.
* All rights reserved.
*
* This software is licensed under terms that can be found in the LICENSE file
* in the root directory of this software component.
* If no LICENSE file comes with this software, it is provided AS-IS.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __STM32F1xx_HAL_CONF_H
#define __STM32F1xx_HAL_CONF_H
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
/* Exported types ------------------------------------------------------------*/
/* Exported constants --------------------------------------------------------*/
/* ########################## Module Selection ############################## */
/**
* @brief This is the list of modules to be used in the HAL driver
*/
/* #define HAL_MODULE_ENABLED */
/* #define HAL_ADC_MODULE_ENABLED */
/* #define HAL_CAN_MODULE_ENABLED */
/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
/* #define HAL_CEC_MODULE_ENABLED */
/* #define HAL_CORTEX_MODULE_ENABLED */
/* #define HAL_CRC_MODULE_ENABLED */
/* #define HAL_DAC_MODULE_ENABLED */
/* #define HAL_DMA_MODULE_ENABLED */
/* #define HAL_ETH_MODULE_ENABLED */
/* #define HAL_EXTI_MODULE_ENABLED */
/* #define HAL_FLASH_MODULE_ENABLED */
/* #define HAL_GPIO_MODULE_ENABLED */
/* #define HAL_HCD_MODULE_ENABLED */
/* #define HAL_I2C_MODULE_ENABLED */
/* #define HAL_I2S_MODULE_ENABLED */
/* #define HAL_IRDA_MODULE_ENABLED */
/* #define HAL_IWDG_MODULE_ENABLED */
/* #define HAL_NAND_MODULE_ENABLED */
/* #define HAL_NOR_MODULE_ENABLED */
/* #define HAL_PCCARD_MODULE_ENABLED */
/* #define HAL_PCD_MODULE_ENABLED */
/* #define HAL_PWR_MODULE_ENABLED */
/* #define HAL_RCC_MODULE_ENABLED */
/* #define HAL_RTC_MODULE_ENABLED */
/* #define HAL_SD_MODULE_ENABLED */
/* #define HAL_SMARTCARD_MODULE_ENABLED */
/* #define HAL_SPI_MODULE_ENABLED */
/* #define HAL_SRAM_MODULE_ENABLED */
/* #define HAL_TIM_MODULE_ENABLED */
/* #define HAL_UART_MODULE_ENABLED */
/* #define HAL_USART_MODULE_ENABLED */
/* #define HAL_WWDG_MODULE_ENABLED */
/* ########################## Oscillator Values adaptation ####################*/
/**
* @brief Adjust the value of External High Speed oscillator (HSE) used in your application.
* 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).
*/
#if !defined(HSE_VALUE)
#if defined(USE_STM3210C_EVAL)
#define HSE_VALUE 25000000U /*!< Value of the External oscillator in Hz */
#else
#define HSE_VALUE 8000000U /*!< Value of the External oscillator in Hz */
#endif
#endif /* HSE_VALUE */
#if !defined(HSE_STARTUP_TIMEOUT)
#define HSE_STARTUP_TIMEOUT 100U /*!< Time out for HSE start up, in ms */
#endif /* HSE_STARTUP_TIMEOUT */
/**
* @brief Internal High Speed oscillator (HSI) value.
* 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).
*/
#if !defined(HSI_VALUE)
#define HSI_VALUE 8000000U /*!< Value of the Internal oscillator in Hz */
#endif /* HSI_VALUE */
/**
* @brief Internal Low Speed oscillator (LSI) value.
*/
#if !defined(LSI_VALUE)
#define LSI_VALUE 40000U /*!< LSI Typical Value in Hz */
#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz \
The real value may vary depending on the variations \
in voltage and temperature. */
/**
* @brief External Low Speed oscillator (LSE) value.
* This value is used by the UART, RTC HAL module to compute the system frequency
*/
#if !defined(LSE_VALUE)
#define LSE_VALUE 32768U /*!< Value of the External oscillator in Hz*/
#endif /* LSE_VALUE */
#if !defined(LSE_STARTUP_TIMEOUT)
#define LSE_STARTUP_TIMEOUT 5000U /*!< Time out for LSE start up, in ms */
#endif /* LSE_STARTUP_TIMEOUT */
/* 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. */
/* ########################### System Configuration ######################### */
/**
* @brief This is the HAL system configuration section
*/
#define VDD_VALUE 3300U /*!< Value of VDD in mv */
#define TICK_INT_PRIORITY 0x0FU /*!< tick interrupt priority */
#define USE_RTOS 0U
#define PREFETCH_ENABLE 1U
#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_CEC_REGISTER_CALLBACKS 0U /* CEC register callback disabled */
#define USE_HAL_DAC_REGISTER_CALLBACKS 0U /* DAC register callback disabled */
#define USE_HAL_ETH_REGISTER_CALLBACKS 0U /* ETH 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_I2S_REGISTER_CALLBACKS 0U /* I2S 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_NOR_REGISTER_CALLBACKS 0U /* NOR 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_RTC_REGISTER_CALLBACKS 0U /* RTC 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_IRDA_REGISTER_CALLBACKS 0U /* IRDA register callback disabled */
#define USE_HAL_SRAM_REGISTER_CALLBACKS 0U /* SRAM 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_UART_REGISTER_CALLBACKS 0U /* UART 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 */
/* ########################## Assert Selection ############################## */
/**
* @brief Uncomment the line below to expanse the "assert_param" macro in the
* HAL drivers code
*/
/* #define USE_FULL_ASSERT 1U */
/* ################## Ethernet peripheral configuration ##################### */
/* Section 1 : Ethernet peripheral configuration */
/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
#define MAC_ADDR0 2U
#define MAC_ADDR1 0U
#define MAC_ADDR2 0U
#define MAC_ADDR3 0U
#define MAC_ADDR4 0U
#define MAC_ADDR5 0U
/* Definition of the Ethernet driver buffers size and count */
#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_RXBUFNB 8U /* 8 Rx buffers of size ETH_RX_BUF_SIZE */
#define ETH_TXBUFNB 4U /* 4 Tx buffers of size ETH_TX_BUF_SIZE */
/* Section 2: PHY configuration section */
/* DP83848 PHY Address*/
#define DP83848_PHY_ADDRESS 0x01U
/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/
#define PHY_RESET_DELAY 0x000000FFU
/* PHY Configuration delay */
#define PHY_CONFIG_DELAY 0x00000FFFU
#define PHY_READ_TO 0x0000FFFFU
#define PHY_WRITE_TO 0x0000FFFFU
/* Section 3: Common PHY Registers */
#define PHY_BCR ((uint16_t)0x0000) /*!< Transceiver Basic Control Register */
#define PHY_BSR ((uint16_t)0x0001) /*!< Transceiver Basic Status Register */
#define PHY_RESET ((uint16_t)0x8000) /*!< PHY Reset */
#define PHY_LOOPBACK ((uint16_t)0x4000) /*!< Select loop-back mode */
#define PHY_FULLDUPLEX_100M ((uint16_t)0x2100) /*!< Set the full-duplex mode at 100 Mb/s */
#define PHY_HALFDUPLEX_100M ((uint16_t)0x2000) /*!< Set the half-duplex mode at 100 Mb/s */
#define PHY_FULLDUPLEX_10M ((uint16_t)0x0100) /*!< Set the full-duplex mode at 10 Mb/s */
#define PHY_HALFDUPLEX_10M ((uint16_t)0x0000) /*!< Set the half-duplex mode at 10 Mb/s */
#define PHY_AUTONEGOTIATION ((uint16_t)0x1000) /*!< Enable auto-negotiation function */
#define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200) /*!< Restart auto-negotiation function */
#define PHY_POWERDOWN ((uint16_t)0x0800) /*!< Select the power down mode */
#define PHY_ISOLATE ((uint16_t)0x0400) /*!< Isolate PHY from MII */
#define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020) /*!< Auto-Negotiation process completed */
#define PHY_LINKED_STATUS ((uint16_t)0x0004) /*!< Valid link established */
#define PHY_JABBER_DETECTION ((uint16_t)0x0002) /*!< Jabber condition detected */
/* Section 4: Extended PHY Registers */
#define PHY_SR ((uint16_t)0x0010) /*!< PHY status register Offset */
#define PHY_MICR ((uint16_t)0x0011) /*!< MII Interrupt Control Register */
#define PHY_MISR ((uint16_t)0x0012) /*!< MII Interrupt Status and Misc. Control Register */
#define PHY_LINK_STATUS ((uint16_t)0x0001) /*!< PHY Link mask */
#define PHY_SPEED_STATUS ((uint16_t)0x0002) /*!< PHY Speed mask */
#define PHY_DUPLEX_STATUS ((uint16_t)0x0004) /*!< PHY Duplex mask */
#define PHY_MICR_INT_EN ((uint16_t)0x0002) /*!< PHY Enable interrupts */
#define PHY_MICR_INT_OE ((uint16_t)0x0001) /*!< PHY Enable output interrupt events */
#define PHY_MISR_LINK_INT_EN ((uint16_t)0x0020) /*!< Enable Interrupt on change of link status */
#define PHY_LINK_INTERRUPT ((uint16_t)0x2000) /*!< PHY link status interrupt mask */
/* ################## SPI peripheral configuration ########################## */
/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
* Activated: CRC code is present inside driver
* Deactivated: CRC code cleaned from driver
*/
#define USE_SPI_CRC 1U
/* Includes ------------------------------------------------------------------*/
/**
* @brief Include module's header file
*/
#ifdef HAL_RCC_MODULE_ENABLED
#include "stm32f1xx_hal_rcc.h"
#endif /* HAL_RCC_MODULE_ENABLED */
#ifdef HAL_GPIO_MODULE_ENABLED
#include "stm32f1xx_hal_gpio.h"
#endif /* HAL_GPIO_MODULE_ENABLED */
#ifdef HAL_EXTI_MODULE_ENABLED
#include "stm32f1xx_hal_exti.h"
#endif /* HAL_EXTI_MODULE_ENABLED */
#ifdef HAL_DMA_MODULE_ENABLED
#include "stm32f1xx_hal_dma.h"
#endif /* HAL_DMA_MODULE_ENABLED */
#ifdef HAL_ETH_MODULE_ENABLED
#include "stm32f1xx_hal_eth.h"
#endif /* HAL_ETH_MODULE_ENABLED */
#ifdef HAL_CAN_MODULE_ENABLED
#include "stm32f1xx_hal_can.h"
#endif /* HAL_CAN_MODULE_ENABLED */
#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
#include "Legacy/stm32f1xx_hal_can_legacy.h"
#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
#ifdef HAL_CEC_MODULE_ENABLED
#include "stm32f1xx_hal_cec.h"
#endif /* HAL_CEC_MODULE_ENABLED */
#ifdef HAL_CORTEX_MODULE_ENABLED
#include "stm32f1xx_hal_cortex.h"
#endif /* HAL_CORTEX_MODULE_ENABLED */
#ifdef HAL_ADC_MODULE_ENABLED
#include "stm32f1xx_hal_adc.h"
#endif /* HAL_ADC_MODULE_ENABLED */
#ifdef HAL_CRC_MODULE_ENABLED
#include "stm32f1xx_hal_crc.h"
#endif /* HAL_CRC_MODULE_ENABLED */
#ifdef HAL_DAC_MODULE_ENABLED
#include "stm32f1xx_hal_dac.h"
#endif /* HAL_DAC_MODULE_ENABLED */
#ifdef HAL_FLASH_MODULE_ENABLED
#include "stm32f1xx_hal_flash.h"
#endif /* HAL_FLASH_MODULE_ENABLED */
#ifdef HAL_SRAM_MODULE_ENABLED
#include "stm32f1xx_hal_sram.h"
#endif /* HAL_SRAM_MODULE_ENABLED */
#ifdef HAL_NOR_MODULE_ENABLED
#include "stm32f1xx_hal_nor.h"
#endif /* HAL_NOR_MODULE_ENABLED */
#ifdef HAL_I2C_MODULE_ENABLED
#include "stm32f1xx_hal_i2c.h"
#endif /* HAL_I2C_MODULE_ENABLED */
#ifdef HAL_I2S_MODULE_ENABLED
#include "stm32f1xx_hal_i2s.h"
#endif /* HAL_I2S_MODULE_ENABLED */
#ifdef HAL_IWDG_MODULE_ENABLED
#include "stm32f1xx_hal_iwdg.h"
#endif /* HAL_IWDG_MODULE_ENABLED */
#ifdef HAL_PWR_MODULE_ENABLED
#include "stm32f1xx_hal_pwr.h"
#endif /* HAL_PWR_MODULE_ENABLED */
#ifdef HAL_RTC_MODULE_ENABLED
#include "stm32f1xx_hal_rtc.h"
#endif /* HAL_RTC_MODULE_ENABLED */
#ifdef HAL_PCCARD_MODULE_ENABLED
#include "stm32f1xx_hal_pccard.h"
#endif /* HAL_PCCARD_MODULE_ENABLED */
#ifdef HAL_SD_MODULE_ENABLED
#include "stm32f1xx_hal_sd.h"
#endif /* HAL_SD_MODULE_ENABLED */
#ifdef HAL_NAND_MODULE_ENABLED
#include "stm32f1xx_hal_nand.h"
#endif /* HAL_NAND_MODULE_ENABLED */
#ifdef HAL_SPI_MODULE_ENABLED
#include "stm32f1xx_hal_spi.h"
#endif /* HAL_SPI_MODULE_ENABLED */
#ifdef HAL_TIM_MODULE_ENABLED
#include "stm32f1xx_hal_tim.h"
#endif /* HAL_TIM_MODULE_ENABLED */
#ifdef HAL_UART_MODULE_ENABLED
#include "stm32f1xx_hal_uart.h"
#endif /* HAL_UART_MODULE_ENABLED */
#ifdef HAL_USART_MODULE_ENABLED
#include "stm32f1xx_hal_usart.h"
#endif /* HAL_USART_MODULE_ENABLED */
#ifdef HAL_IRDA_MODULE_ENABLED
#include "stm32f1xx_hal_irda.h"
#endif /* HAL_IRDA_MODULE_ENABLED */
#ifdef HAL_SMARTCARD_MODULE_ENABLED
#include "stm32f1xx_hal_smartcard.h"
#endif /* HAL_SMARTCARD_MODULE_ENABLED */
#ifdef HAL_WWDG_MODULE_ENABLED
#include "stm32f1xx_hal_wwdg.h"
#endif /* HAL_WWDG_MODULE_ENABLED */
#ifdef HAL_PCD_MODULE_ENABLED
#include "stm32f1xx_hal_pcd.h"
#endif /* HAL_PCD_MODULE_ENABLED */
#ifdef HAL_HCD_MODULE_ENABLED
#include "stm32f1xx_hal_hcd.h"
#endif /* HAL_HCD_MODULE_ENABLED */
/* Exported macro ------------------------------------------------------------*/
#ifdef USE_FULL_ASSERT
/**
* @brief The assert_param macro is used for function's parameters check.
* @param expr: If expr is false, it calls assert_failed function
* which reports the name of the source file and the source
* line number of the call that failed.
* If expr is true, it returns no value.
* @retval None
*/
#define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
/* Exported functions ------------------------------------------------------- */
void assert_failed(uint8_t *file, uint32_t line);
#else
#define assert_param(expr) ((void)0U)
#endif /* USE_FULL_ASSERT */
#ifdef __cplusplus
}
#endif
#endif /* __STM32F1xx_HAL_CONF_H */

30
src/main.c Normal file
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// SPDX-License-Identifier: MIT
// Copyright (c) 2024-2025 Matthias Blankertz <matthias@blankertz.org>
#include <stm32f1xx.h>
#include <stm32f1xx_ll_bus.h>
#include <stm32f1xx_ll_gpio.h>
#include <stm32f1xx_ll_utils.h>
static void HALInit(void)
{
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO | LL_APB2_GRP1_PERIPH_GPIOA);
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR);
// No JTAG, only SWD
LL_GPIO_AF_Remap_SWJ_NOJTAG();
LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_8, LL_GPIO_MODE_OUTPUT);
LL_Init1msTick(8000000);
}
int main(void)
{
HALInit();
while (1) {
LL_GPIO_TogglePin(GPIOA, LL_GPIO_PIN_8);
LL_mDelay(1000);
}
}

16
stm32.cfg Normal file
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# stm32_flash.cfg
# Source the interface configuration using the full default path.
# Debugprobe is a CMSIS-DAP compatible probe.
source /usr/share/openocd/scripts/interface/cmsis-dap.cfg
# Set the transport protocol
transport select swd
# Source the target configuration for your specific STM32 model using the full path.
# I used an STM32F1 series chip. Change this to match your target!
# e.g., /usr/share/openocd/scripts/target/stm32f4x.cfg
source /usr/share/openocd/scripts/target/stm32f1x.cfg
# (Optional) Increase the adapter speed for faster flashing
adapter speed 5000