From d963759f9036924d7f232d69a8cc23b5522cf42e Mon Sep 17 00:00:00 2001 From: iorebuild Date: Fri, 25 Jul 2025 21:27:22 +0800 Subject: [PATCH] =?UTF-8?q?=E9=87=8D=E5=86=99BSP?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- App/Board/Board.h | 137 ++++---------------------------- App/Board/Flash.h | 20 +++++ App/Board/Gpio.h | 62 +++++++++++++++ App/Board/Interrupt.h | 69 ++++++++++++++++ App/Board/Usart.h | 112 ++++++++++++++++++++++++++ App/Src/LedTest.c | 7 +- App/Src/LetterShell.c | 40 ++-------- App/Src/Main.c | 5 -- MdkV5/Application.uvprojx | 22 ++--- MdkV5/tx_initialize_low_level.s | 121 ---------------------------- 10 files changed, 300 insertions(+), 295 deletions(-) create mode 100644 App/Board/Flash.h create mode 100644 App/Board/Gpio.h create mode 100644 App/Board/Interrupt.h create mode 100644 App/Board/Usart.h delete mode 100644 MdkV5/tx_initialize_low_level.s diff --git a/App/Board/Board.h b/App/Board/Board.h index c515791..1fd89d5 100644 --- a/App/Board/Board.h +++ b/App/Board/Board.h @@ -1,131 +1,26 @@ #ifndef __BOARD_H__ #define __BOARD_H__ +/* MCU INCLUDE */ #include -#define VERSION "v1.0.0" - -/* **********NVIC中断向量控制器组别********** */ -#define NVIC_GROUP_LEVEL NVIC_PriorityGroup_2 -/* **********END********** */ - -/* 使用OS，ThreadX */ -#define USE_THREADX - -/* **********SystemClock相关********** */ -// GPIO -#define GPIO_ENABLE -#define USE_GPIOA -#define USE_GPIOB -#define USE_GPIOC -#define USE_GPIOD -#define USE_GPIOE -#define USE_GPIOF -#define USE_GPIOG -// USART -#define USART_ENABLE -#define USE_USART1 -#undef USE_USART2 -#undef USE_USART3 -#undef USE_USART4 -#undef USE_USART5 -#undef USE_USART6 -/* **********END********** */ - -/* **********GPIO DO DI相关********** */ -// 数字输出 -#undef USE_DIGITAL_OUTPUT -#ifdef USE_DIGITAL_OUTPUT - #define DO_NUM 2 - #define DO1 0 - #define DO2 1 -#endif - -// 数字输入 -#undef USE_DIGITAL_INPUT -#ifdef USE_DIGITAL_INPUT - #define DI_NUM 2 - #define DI1 0 - #define DI2 1 -#endif - -// LED灯 -#define USE_LED -#ifdef USE_LED - #define LED_NUM 3 - #define LED0 0 - #define LED1 1 - #define LED2 2 -#endif -/* **********END********** */ - -/* **********串口相关********** */ -#ifdef USE_USART1 - #define COM0 USART1_BASE - #define COM0_IRQN USART1_IRQn - #define COM0_TX_PORT GPIOA - #define COM0_RX_PORT GPIOA - #define COM0_TX_PIN GPIO_Pin_9 - #define COM0_RX_PIN GPIO_Pin_10 -#endif -#ifdef USE_USART2 - #define COM1 USART2_BASE - #define COM1_IRQN USART2_IRQn - #define COM1_TX_PORT GPIOA - #define COM1_RX_PORT GPIOA - #define COM1_TX_PIN GPIO_Pin_2 - #define COM1_RX_PIN GPIO_Pin_3 -#endif -#ifdef USE_USART3 - #define COM2 USART3_BASE - #define COM2_IRQN USART3_IRQn - #define COM2_TX_PORT GPIOB - #define COM2_RX_PORT GPIOB - #define COM2_TX_PIN GPIO_Pin_10 - #define COM2_RX_PIN GPIO_Pin_11 -#endif -#ifdef USE_USART4 - #define COM3 UART4_BASE - #define COM3_IRQN UART4_IRQn - #define COM3_TX_PORT GPIOC - #define COM3_RX_PORT GPIOC - #define COM3_TX_PIN GPIO_Pin_10 - #define COM3_RX_PIN GPIO_Pin_11 -#endif -#ifdef USE_USART5 - #define COM4 UART5_BASE - #define COM4_IRQN UART5_IRQn - #define COM4_TX_PORT GPIOB - #define COM4_RX_PORT GPIOD - #define COM4_TX_PIN GPIO_Pin_12 - #define COM4_RX_PIN GPIO_Pin_2 -#endif -/* LetterShell */ -#define USE_SHELL -#ifdef USE_SHELL - #define TTY_COM COM0 - #define TTY_COM_IRQN COM0_IRQN -#endif -/* **********END********** */ - -#define USE_ANALOG_INPUT -#define USE_ANALOG_OUTPUT +/* PERIPH INCLUDE */ +#include "Gpio.h" +#include "Usart.h" +#include "Interrupt.h" +#include "Flash.h" -/* 自定义Flash布局相关 */ -#define BOOT_SIZE_16 /* 16Kb的Bootloader大小 不带网络*/ -//#define BOOT_SIZE_32 /* 32Kb的Bootloader大小 带网络*/ +/* VERSION INFO */ +#define HARDWARE_VERSION "v1.0.0" +#define SOFTWARE_VERSION "v1.0.0" -#define FLASH_BASE_ADDR 0x08000000 //Flash基地址 -#define BOOT_ADDR 0x08000000 //引导程序地址 -//BOOT程序大小 -#ifdef BOOT_SIZE_16 - #define BOOT_ROM 0x4000 +/* RTOS */ +#define USE_RTOS +#ifdef USE_RTOS + #undef USE_FREERTOS + #undef USE_UCOS + #define USE_THREADX #endif -#ifdef BOOT_SIZE_32 - #define BOOT_ROM 0x8000 -#endif -#define USER_PARAM_ADDR (FLASH_BASE_ADDR + BOOT_ROM) //用户参数分区 -#define APPLICATION_ADDR 0x08010000 //从128K的位置开始是应用程序 -/* **********END********** */ + #endif diff --git a/App/Board/Flash.h b/App/Board/Flash.h new file mode 100644 index 0000000..733d270 --- /dev/null +++ b/App/Board/Flash.h @@ -0,0 +1,20 @@ +#ifndef __FLASH_H__ +#define __FLASH_H__ + +///* ԶFlash */ +//#define BOOT_SIZE_16 /* 16KbBootloaderС */ +////#define BOOT_SIZE_32 /* 32KbBootloaderС */ + +//#define FLASH_BASE_ADDR 0x08000000 //Flashַ +//#define BOOT_ADDR 0x08000000 //ַ +////BOOTС +//#ifdef BOOT_SIZE_16 +// #define BOOT_ROM 0x4000 +//#endif +//#ifdef BOOT_SIZE_32 +// #define BOOT_ROM 0x8000 +//#endif +//#define USER_PARAM_ADDR (FLASH_BASE_ADDR + BOOT_ROM) //û +//#define APPLICATION_ADDR 0x08010000 //128KλÿʼӦó + +#endif diff --git a/App/Board/Gpio.h b/App/Board/Gpio.h new file mode 100644 index 0000000..64cbc23 --- /dev/null +++ b/App/Board/Gpio.h @@ -0,0 +1,62 @@ +#ifndef __GPIO_H__ +#define __GPIO_H__ + +/* MCU_GPIO_INFO */ +#define GPIO_PORT_NUM 7 //共7组GPIO +#define GPIO_PIN_NUM 16 //每组16个Pin + +//数组信号输出开关 +#define DO_ON 0 +#define DO_OFF 1 + +//LED灯开关 +#define LED_ON 0 +#define LED_OFF 1 + +//GPIO结构体 +typedef struct +{ + GPIO_TypeDef* GpioPort; + unsigned short GpioPin; + uint8_t DefaultStatus; +}GPIO_ST, *GPIO_ST_PTR; + +/* **********SystemClock相关********** */ +// GPIO +#define GPIO_ENABLE +#ifdef GPIO_ENABLE + #define USE_GPIOA + #define USE_GPIOB + #define USE_GPIOC + #define USE_GPIOD + #define USE_GPIOE + #define USE_GPIOF + #define USE_GPIOG +#endif + +/* **********GPIO DO DI相关********** */ +// 数字输出 +#undef USE_DIGITAL_OUTPUT +#ifdef USE_DIGITAL_OUTPUT + #define DO_NUM 2 + #define DO1 0 + #define DO2 1 +#endif + +// 数字输入 +#undef USE_DIGITAL_INPUT +#ifdef USE_DIGITAL_INPUT + #define DI_NUM 2 + #define DI1 0 + #define DI2 1 +#endif + +// LED灯 +#define USE_LED +#ifdef USE_LED + #define LED_NUM 2 + #define LED0 0 + #define LED1 1 +#endif + +#endif diff --git a/App/Board/Interrupt.h b/App/Board/Interrupt.h new file mode 100644 index 0000000..2806af9 --- /dev/null +++ b/App/Board/Interrupt.h @@ -0,0 +1,69 @@ +#ifndef __INTERRUPT_H__ +#define __INTERRUPT_H__ + +/* **********NVICж********** */ +#define NVIC_GROUP_LEVEL NVIC_PriorityGroup_2 +/* **********END********** */ + +/* Control System Interrupt Sw */ +#define DISABLE_INTERRUPT __set_PRIMASK(1); +#define ENABLE_INTERRUPT __set_PRIMASK(0); + +#define INTERRUPT_NUM 300 //System Interrupt Num + +#ifdef INTERRUPT_NUM + /* INTERRUPT_DESC_ST STRUCT */ + typedef struct + { + void(*CallBack)(unsigned int); //ص + unsigned int IntId; //жϵid + } INTERRUPT_DESC_ST; + + /* INTERRUPT_ST STRUCT */ + typedef struct + { + INTERRUPT_DESC_ST Adc_1_2; + INTERRUPT_DESC_ST Usb_Hp_Can1_Tx; + INTERRUPT_DESC_ST Usb_Hp_Can1_Rx0; + INTERRUPT_DESC_ST Can1_Rx1; + INTERRUPT_DESC_ST Can1_Sce; + INTERRUPT_DESC_ST Exti_9_5; + INTERRUPT_DESC_ST Tim_1_Brk; + INTERRUPT_DESC_ST Tim_1_Up; + INTERRUPT_DESC_ST Tim_1_Trg_Com; + INTERRUPT_DESC_ST Tim_1_Cc; + INTERRUPT_DESC_ST Tim_2; + INTERRUPT_DESC_ST Tim_3; + INTERRUPT_DESC_ST Tim_4; + INTERRUPT_DESC_ST I2c_1_Ev; + INTERRUPT_DESC_ST I2c_1_ER; + INTERRUPT_DESC_ST I2c_2_Ev; + INTERRUPT_DESC_ST I2c_2_ER; + INTERRUPT_DESC_ST Spi_1; + INTERRUPT_DESC_ST Spi_2; + INTERRUPT_DESC_ST Usart1; + INTERRUPT_DESC_ST Usart2; + INTERRUPT_DESC_ST Usart3; + INTERRUPT_DESC_ST Exti_15_10; + INTERRUPT_DESC_ST Rtc_Alarm; + INTERRUPT_DESC_ST Usb_WackUp; + INTERRUPT_DESC_ST Tim_8_Brk; + INTERRUPT_DESC_ST Tim_8_Up; + INTERRUPT_DESC_ST Tim_8_Trg_Com; + INTERRUPT_DESC_ST Tim_8_Cc; + INTERRUPT_DESC_ST Adc_3; + INTERRUPT_DESC_ST Fsmc; + INTERRUPT_DESC_ST Sdio; + INTERRUPT_DESC_ST Tim_5; + INTERRUPT_DESC_ST Spi_3; + INTERRUPT_DESC_ST Uart4; + INTERRUPT_DESC_ST Uart5; + INTERRUPT_DESC_ST Tim_6; + INTERRUPT_DESC_ST Tim_7; + INTERRUPT_DESC_ST Dma_2_Chnl_1; + INTERRUPT_DESC_ST Dma_2_Chnl_2; + INTERRUPT_DESC_ST Dma_2_Chnl_3; + INTERRUPT_DESC_ST Dma_2_Chnl_4; + } INTERRUPT_ST, *INTERRUPT_ST_PTR; +#endif +#endif diff --git a/App/Board/Usart.h b/App/Board/Usart.h new file mode 100644 index 0000000..53d4f9e --- /dev/null +++ b/App/Board/Usart.h @@ -0,0 +1,112 @@ +#ifndef __USART_H__ +#define __USART_H__ + +//λ +#define USART_DATA_BIT_8 USART_WordLength_8b //λ8 +#define USART_DATA_BIT_9 USART_WordLength_9b //λ9 + +//ֹͣλ +#define USART_STOP_BIT_1 USART_StopBits_1 //ֹͣλ1 +#define USART_STOP_BIT_0_5 USART_StopBits_0_5 //ֹͣλ0.5 +#define USART_STOP_BIT_2 USART_StopBits_2 //ֹͣλ2 +#define USART_STOP_BIT_1_5 USART_StopBits_1_5 //ֹͣλ1.5 + +//Уλ +#define USART_PARITY_NO USART_Parity_No //У +#define USART_PRAITY_EVEN USART_Parity_Even //żУ +#define USART_PRAITY_ODD USART_Parity_Odd //У + +//USART +#define USART_ENABLE +#ifdef USART_ENABLE + #define USE_USART1 + #undef USE_USART2 + #undef USE_USART3 + #undef USE_USART4 + #undef USE_USART5 + #undef USE_USART6 +#endif + +/* ******************** */ +#ifdef USE_USART1 + #define COM0 USART1_BASE + #define COM0_IRQN USART1_IRQn + #define COM0_TX_PORT GPIOA + #define COM0_RX_PORT GPIOA + #define COM0_TX_PIN GPIO_Pin_9 + #define COM0_RX_PIN GPIO_Pin_10 +#endif +#ifdef USE_USART2 + #define COM1 USART2_BASE + #define COM1_IRQN USART2_IRQn + #define COM1_TX_PORT GPIOA + #define COM1_RX_PORT GPIOA + #define COM1_TX_PIN GPIO_Pin_2 + #define COM1_RX_PIN GPIO_Pin_3 +#endif +#ifdef USE_USART3 + #define COM2 USART3_BASE + #define COM2_IRQN USART3_IRQn + #define COM2_TX_PORT GPIOB + #define COM2_RX_PORT GPIOB + #define COM2_TX_PIN GPIO_Pin_10 + #define COM2_RX_PIN GPIO_Pin_11 +#endif +#ifdef USE_USART4 + #define COM3 UART4_BASE + #define COM3_IRQN UART4_IRQn + #define COM3_TX_PORT GPIOC + #define COM3_RX_PORT GPIOC + #define COM3_TX_PIN GPIO_Pin_10 + #define COM3_RX_PIN GPIO_Pin_11 +#endif +#ifdef USE_USART5 + #define COM4 UART5_BASE + #define COM4_IRQN UART5_IRQn + #define COM4_TX_PORT GPIOB + #define COM4_RX_PORT GPIOD + #define COM4_TX_PIN GPIO_Pin_12 + #define COM4_RX_PIN GPIO_Pin_2 +#endif + +/* LetterShell */ +#define USE_SHELL +#ifdef USE_SHELL + #define TTY_COM COM0 + #define TTY_COM_IRQN COM0_IRQN +#endif + +/* BSP涨4·RS485 */ +#undef USE_RS4851 +#ifdef USE_RS4851 + #define RS4851_TRANS_PORT GPIOx + #define RS4851_TRANS_PIN GPIO_Pin_x + #define RS4851_TRANS_TX RESET + #define RS4851_TRANS_RX SET +#endif + +#undef USE_RS4852 +#ifdef USE_RS4852 + #define RS4852_TRANS_PORT GPIOx + #define RS4852_TRANS_PIN GPIO_Pin_x + #define RS4852_TRANS_TX RESET + #define RS4852_TRANS_RX SET +#endif + +#undef USE_RS4853 +#ifdef USE_RS4853 + #define RS4853_TRANS_PORT GPIOx + #define RS4853_TRANS_PIN GPIO_Pin_x + #define RS4853_TRANS_TX RESET + #define RS4853_TRANS_RX SET +#endif + +#undef USE_RS4854 +#ifdef USE_RS4854 + #define RS4854_TRANS_PORT GPIOx + #define RS4854_TRANS_PIN GPIO_Pin_x + #define RS4854_TRANS_TX RESET + #define RS4854_TRANS_RX SET +#endif + +#endif diff --git a/App/Src/LedTest.c b/App/Src/LedTest.c index 63096d3..397520e 100644 --- a/App/Src/LedTest.c +++ b/App/Src/LedTest.c @@ -22,7 +22,7 @@ void LedCtlTaskInit(uint8_t Level,uint8_t Preemption) "LedCtlTask", /* */ LedCtlTask, /* ں */ 0, /* */ - &TaskStack[0], /* ջʼַ */ + TaskStack, /* ջʼַ */ TASK_STACK_SIZE, /* ջС */ Level, /* ȼ */ Preemption, /* ռֵ */ @@ -42,9 +42,8 @@ void LedCtlTask(ULONG ThreadXInput) while (true) { - IoCtlLedToggle(LED0); - IoCtlLedToggle(LED1); - IoCtlLedToggle(LED2); + LedToggle(LED0); + LedToggle(LED1); tx_thread_sleep(100); } } diff --git a/App/Src/LetterShell.c b/App/Src/LetterShell.c index 0728ac7..c100c95 100644 --- a/App/Src/LetterShell.c +++ b/App/Src/LetterShell.c @@ -6,7 +6,7 @@ /* 1. 创建shell对象，开辟shell缓冲区 */ Shell Host; //Shell实例化 char HostBuffer[WR_BUFFER_SIZE]; //读写缓冲区 -uint32_t HostId; //串口号 +uint32_t TtyComId; //串口号 /** * @brief Shell写函数 @@ -17,7 +17,7 @@ uint32_t HostId; //串口号 */ signed short ShellWrite(char* ch, unsigned short Len) { - UsartSendStr(HostId, (uint8_t* )ch,Len); + UsartSendStr(TtyComId, (uint8_t* )ch,Len); return Len; } /** @@ -45,14 +45,14 @@ void LetterShellIrqFunc(uint32_t Vector) */ void LetterShellInit(uint32_t ComId, uint32_t baud) { - HostId = ComId; + TtyComId = ComId; //初始化串口 UsartStdConfig(ComId, baud); //设置串口回调函数 - IntCbReg(TTY_COM_IRQN, LetterShellIrqFunc); + InterruptRegist(TTY_COM_IRQN, LetterShellIrqFunc); //设置中断等级 - IntSetLevel(TTY_COM_IRQN,1,1); + InterruptSetLevel(TTY_COM_IRQN,3,3); //注册写函数 Host.write = ShellWrite; @@ -68,36 +68,10 @@ void LetterShellInit(uint32_t ComId, uint32_t baud) */ int version(void) { - printf("%s\r\n",VERSION); + printf("硬件版本：%s\r\n",HARDWARE_VERSION); + printf("软件版本：%s\r\n",SOFTWARE_VERSION); return 0; } -/** - * @brief DO控制 - * @param chnl 通道号 val状态值 - * @retval void - * @note void - * @example void - */ - void doSet(uint8_t chnl, uint8_t val) - { - IoCtl(IO_TYPE_DO, chnl, val); - } -/** - * @brief DO控制反转 - * @param chnl 通道号 - * @retval void - * @note void - * @example void - */ - void doToggle(uint8_t chnl) - { - IoCtlToggleDo(chnl); - } - //打印版本号 SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), version, version, version); -//控制DO -SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), doSet, doSet, doSet); -//反转DO -SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC), doToggle, doToggle, doToggle); diff --git a/App/Src/Main.c b/App/Src/Main.c index 90baed4..5cb201b 100644 --- a/App/Src/Main.c +++ b/App/Src/Main.c @@ -2,8 +2,6 @@ #include "stm32f10x.h" /* BSP INCLUDE */ #include "Bsp.h" -/* OPEN_SOURCE_LIB INCLUDE */ -#include "LetterShell.h" /* APP INLCUDE */ #include "LedTest.h" @@ -31,9 +29,6 @@ int main(void) { //bsp初始化 BspConfigInit(); - - //LetterShell初始化 - LetterShellInit(TTY_COM,115200); /* Start ThreadX */ tx_kernel_enter(); diff --git a/MdkV5/Application.uvprojx b/MdkV5/Application.uvprojx index 724cbcb..cb25cf1 100644 --- a/MdkV5/Application.uvprojx +++ b/MdkV5/Application.uvprojx @@ -315,7 +315,7 @@ 1 - 2 + 1 0 0 1 @@ -338,10 +338,10 @@ 0 0 - + --no-multibyte-chars USE_STDPERIPH_DRIVER,STM32F10X_HD,DEBUG, - ..\..\..\Bsp\Inc;..\..\..\System;..\..\..\System\CMSIS;..\..\..\ThirdLib\LetterShell\Inc;..\..\..\StdLib\Inc;..\App\Inc;..\..\..\ThirdLib\ThreadX\common\inc;..\..\..\ThirdLib\ThreadX\ports\cortex_m3\keil\inc + ..\..\..\Bsp\Inc;..\..\..\System;..\..\..\System\CMSIS;..\..\..\ThirdLib\LetterShell\Inc;..\..\..\StdLib\Inc;..\App\Inc;..\..\..\ThirdLib\ThreadX\common\inc;..\..\..\ThirdLib\ThreadX\ports\cortex_m3\keil\inc;..\App\Board @@ -386,9 +386,9 @@ App - LetterShell.c + Main.c 1 - ..\App\Src\LetterShell.c + ..\App\Src\Main.c LedTest.c @@ -396,9 +396,9 @@ ..\App\Src\LedTest.c - Main.c + LetterShell.c 1 - ..\App\Src\Main.c + ..\App\Src\LetterShell.c @@ -1962,9 +1962,9 @@ App - LetterShell.c + Main.c 1 - ..\App\Src\LetterShell.c + ..\App\Src\Main.c LedTest.c @@ -1972,9 +1972,9 @@ ..\App\Src\LedTest.c - Main.c + LetterShell.c 1 - ..\App\Src\Main.c + ..\App\Src\LetterShell.c diff --git a/MdkV5/tx_initialize_low_level.s b/MdkV5/tx_initialize_low_level.s deleted file mode 100644 index 5f6a008..0000000 --- a/MdkV5/tx_initialize_low_level.s +++ /dev/null @@ -1,121 +0,0 @@ - IMPORT _tx_thread_system_stack_ptr - IMPORT _tx_initialize_unused_memory - IMPORT _tx_timer_interrupt - IMPORT __main - IMPORT __initial_sp - IMPORT __Vectors - -SYSTEM_CLOCK EQU 72000000 -SYSTICK_CYCLES EQU ((SYSTEM_CLOCK / 1000) -1) - - AREA ||.text||, CODE, READONLY - -;VOID _tx_initialize_low_level(VOID) -;{ - EXPORT _tx_initialize_low_level -_tx_initialize_low_level -; -; /* Disable interrupts during ThreadX initialization. */ -; - CPSID i -; -; /* Set base of available memory to end of non-initialised RAM area. */ -; - LDR r0, =_tx_initialize_unused_memory ; Build address of unused memory pointer - LDR r1, =__initial_sp ; Build first free address - ADD r1, r1, #4 ; - STR r1, [r0] ; Setup first unused memory pointer -; -; /* Setup Vector Table Offset Register. */ -; - MOV r0, #0xE000E000 ; Build address of NVIC registers - LDR r1, =__Vectors ; Pickup address of vector table - STR r1, [r0, #0xD08] ; Set vector table address -; -; /* Enable the cycle count register. */ -; -; LDR r0, =0xE0001000 ; Build address of DWT register -; LDR r1, [r0] ; Pickup the current value -; ORR r1, r1, #1 ; Set the CYCCNTENA bit -; STR r1, [r0] ; Enable the cycle count register -; -; /* Set system stack pointer from vector value. */ -; - LDR r0, =_tx_thread_system_stack_ptr ; Build address of system stack pointer - LDR r1, =__Vectors ; Pickup address of vector table - LDR r1, [r1] ; Pickup reset stack pointer - STR r1, [r0] ; Save system stack pointer -; -; /* Configure SysTick for 100Hz clock, or 16384 cycles if no reference. */ -; - MOV r0, #0xE000E000 ; Build address of NVIC registers - LDR r1, =SYSTICK_CYCLES - STR r1, [r0, #0x14] ; Setup SysTick Reload Value - MOV r1, #0x7 ; Build SysTick Control Enable Value - STR r1, [r0, #0x10] ; Setup SysTick Control -; -; /* Configure handler priorities. */ -; - LDR r1, =0x00000000 ; Rsrv, UsgF, BusF, MemM - STR r1, [r0, #0xD18] ; Setup System Handlers 4-7 Priority Registers - - LDR r1, =0xFF000000 ; SVCl, Rsrv, Rsrv, Rsrv - STR r1, [r0, #0xD1C] ; Setup System Handlers 8-11 Priority Registers - ; Note: SVC must be lowest priority, which is 0xFF - - LDR r1, =0x40FF0000 ; SysT, PnSV, Rsrv, DbgM - STR r1, [r0, #0xD20] ; Setup System Handlers 12-15 Priority Registers - ; Note: PnSV must be lowest priority, which is 0xFF -; -; /* Return to caller. */ -; - BX lr -;} -;/* Define shells for each of the unused vectors. */ -; - EXPORT __tx_BadHandler -__tx_BadHandler - B __tx_BadHandler - - - EXPORT __tx_SVCallHandler -__tx_SVCallHandler - B __tx_SVCallHandler - - - EXPORT __tx_IntHandler -__tx_IntHandler -; VOID InterruptHandler (VOID) -; { - PUSH {r0, lr} - -; /* Do interrupt handler work here */ -; /* .... */ - - POP {r0, lr} - BX LR -; } - - EXPORT __tx_SysTickHandler - EXPORT SysTick_Handler -__tx_SysTickHandler -SysTick_Handler -; VOID TimerInterruptHandler (VOID) -; { -; - PUSH {r0, lr} - BL _tx_timer_interrupt - POP {r0, lr} - BX LR -; } - - EXPORT __tx_NMIHandler -__tx_NMIHandler - B __tx_NMIHandler - - EXPORT __tx_DBGHandler -__tx_DBGHandler - B __tx_DBGHandler - ALIGN - LTORG - END