STM32KeyLED资源-CSDN文库

共273个文件

d：52个

o：52个

crf：50个

需积分: 3 75 浏览量 2023-10-22 19:21:31 上传评论收藏 7.36MB RAR 举报

STM32是一款基于ARM Cortex-M内核的微控制器，由意法半导体公司（STMicroelectronics）生产。在嵌入式系统开发中，STM32常常用于实现各种功能，包括按键和LED控制。在这个主题中，“STM32 Key LED”指的是使用STM32微控制器来处理按键输入并控制LED灯的状态。 STM32的GPIO（General Purpose Input/Output）接口是与外部设备交互的基础，包括按键和LED。每个GPIO引脚都可以配置为输入、输出或复用模式，以适应不同的应用场景。对于LED，我们通常将GPIO设置为推挽输出模式，并通过写入1或0来打开或关闭LED的电源。对于按键，我们一般配置GPIO为下拉输入模式，因为当按键未按下时，引脚应保持低电平。在按键处理方面，有几种常见的方法。一种是中断驱动，当按键被按下时，STM32会接收到中断请求，然后执行相应的中断服务程序来处理按键事件。另一种是轮询方式，主循环不断检查按键状态，检测到变化时执行相应操作。为了避免抖动，通常会在检测到按键变化后等待一段时间再进行确认。在代码实现上，使用STM32CubeMX可以快速配置GPIO引脚，生成初始化代码。接着，我们需要编写对应的驱动程序，比如读取GPIO状态、设置LED输出等。例如，可以创建一个函数`led_on()`来打开LED，一个函数`led_off()`来关闭LED，以及一个`check_key()`函数来检测按键状态。 LED控制的示例代码可能如下： ```c void led_on(void) { GPIO_SetBits(GPIOx, LED_PIN); // 设置对应GPIO引脚为高电平，打开LED } void led_off(void) { GPIO_ResetBits(GPIOx, LED_PIN); // 设置对应GPIO引脚为低电平，关闭LED } ``` 按键处理的示例代码可能涉及延时函数和按键消抖： ```c void delay_ms(uint32_t ms) { // 实现一个简单的延时函数，如使用HAL_Delay或自定义循环 } uint8_t check_key(void) { static uint8_t last_state = GPIO_PIN_RESET; uint8_t current_state = GPIO_ReadInputDataBit(GPIOx, KEY_PIN); if (current_state != last_state) { delay_ms(50); // 延时以消除抖动 current_state = GPIO_ReadInputDataBit(GPIOx, KEY_PIN); if (current_state != last_state) { // 确认按键状态变化 last_state = current_state; return current_state; // 返回新的按键状态 } } return last_state; } ``` 在实际应用中，我们可能还需要考虑多按键处理、按键扫描矩阵、按键功能映射等复杂情况。同时，为了提高用户体验，还可以添加按键长按、短按等不同事件的处理逻辑。总结来说，"STM32 Key LED"涵盖了STM32微控制器对GPIO的配置和操作，包括LED的点亮和熄灭，以及按键的检测和处理。通过合理的编程，我们可以利用这些基本功能实现丰富的用户交互。

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STM32 Key LED （273个子文件）

os_dbg_r.__i 394B

os_cpu_c.__i 394B

os_mutex.__i 393B

os_mbox.__i 389B

os_core.__i 389B

os_time.__i 389B

os_task.__i 389B

os_flag.__i 389B

ucos_ii.__i 389B

os_dbg.__i 386B

os_mem.__i 385B

os_sem.__i 385B

os_tmr.__i 385B

os_q.__i 377B

hc-05.__i 318B

os_cpu_a._ia 218B

DEMO.uvgui.Administrator 325KB

DEMO.uvguix.Administrator 70KB

DEMO.axf 324KB

DEMO.uvgui_Administrator.bak 322KB

DEMO_uvopt.bak 24KB

DEMO_uvproj.bak 21KB

DEMO_sct.Bak 479B

stm32f10x_tim.c 107KB

stm32f10x_flash.c 61KB

stm32f10x_rcc.c 50KB

stm32f10x_adc.c 46KB

stm32f10x_i2c.c 45KB

stm32f10x_can.c 44KB

stm32f10x_usart.c 37KB

system_stm32f10x.c 36KB

stm32f10x_fsmc.c 35KB

stm32f10x_spi.c 30KB

stm32f10x_dma.c 29KB

stm32f10x_sdio.c 28KB

stm32f10x_gpio.c 23KB

stm32f10x_dac.c 19KB

core_cm3.c 17KB

stm32f10x_cec.c 11KB

stm32f10x_pwr.c 9KB

stm32f10x_rtc.c 8KB

stm32f10x_bkp.c 8KB

main.c 7KB

misc.c 7KB

stm32f10x_exti.c 7KB

stm32f10x_wwdg.c 6KB

stm32f10x_dbgmcu.c 5KB

delay.c 5KB

stm32f10x_iwdg.c 5KB

stm32f10x_it.c 4KB

stm32f10x_crc.c 3KB

usart1.c 3KB

key.c 2KB

usart2.c 2KB

main.c 687B

led.c 386B

sys.c 164B

ucos_ii.crf 412KB

os_flag.crf 384KB

os_task.crf 383KB

os_core.crf 383KB

os_q.crf 381KB

os_mutex.crf 381KB

stm32f10x_tim.crf 380KB

os_mbox.crf 380KB

os_sem.crf 379KB

os_time.crf 378KB

os_cpu_c.crf 377KB

os_tmr.crf 377KB

os_mem.crf 377KB

stm32f10x_rcc.crf 367KB

stm32f10x_can.crf 367KB

stm32f10x_adc.crf 365KB

stm32f10x_flash.crf 365KB

main.crf 364KB

stm32f10x_i2c.crf 364KB

stm32f10x_usart.crf 364KB

usart1.crf 364KB

stm32f10x_fsmc.crf 364KB

stm32f10x_spi.crf 362KB

stm32f10x_sdio.crf 362KB

stm32f10x_gpio.crf 362KB

stm32f10x_dma.crf 361KB

key.crf 360KB

system_stm32f10x.crf 360KB

stm32f10x_dac.crf 360KB

stm32f10x_cec.crf 360KB

usart2.crf 359KB

delay.crf 359KB

stm32f10x_bkp.crf 359KB

stm32f10x_rtc.crf 359KB

stm32f10x_pwr.crf 359KB

led.crf 359KB

stm32f10x_exti.crf 359KB

sys.crf 358KB

stm32f10x_wwdg.crf 358KB

misc.crf 358KB

stm32f10x_iwdg.crf 358KB

stm32f10x_crc.crf 358KB

stm32f10x_it.crf 358KB

共 273 条

T1C5C 001:239 SEGGER J-Link V4.35b (beta) Log File (0001ms, 1237ms total) T1C5C 001:239 DLL Compiled: Sep 2 2011 18:34:46 (0001ms, 1237ms total) T1C5C 001:239 Logging started @ 2015-01-12 16:43 (0001ms, 1237ms total) T1C5C 001:240 JLINK_SetWarnOutHandler(...) (0000ms, 1238ms total) T1C5C 001:240 JLINK_OpenEx(...) Firmware: J-Link ARM V8 compiled May 27 2009 17:31:22 Hardware: V8.00 S/N: 805306163 Feature(s): RDI,FlashDL,FlashBP,JFlash,GDBFull returns O.K. (0574ms, 1238ms total) T1C5C 001:814 JLINK_SetErrorOutHandler(...) (0000ms, 1812ms total) T1C5C 001:814 JLINK_ExecCommand("Device = STM32F103ZE", ...) JLINK_ExecCommand("map ram 0x20000000 - 0x2000FFFF", ...) returns 0x00 (0000ms, 0000ms total) JLINK_AddMirrorAreaEx(Addr = 0x00000000, Size = 0x00000000) (0000ms, 0000ms total) Device "STM32F103ZE" selected (512 KB flash, 64 KB RAM). returns 0x00 (0003ms, 1812ms total) T1C5C 001:818 JLINK_ExecCommand("ProjectFile = "D:\Keil 4 Stm32 Projects\YL-29\库函数\调试程序\按键处理\OUTPUT\JLinkSettings.ini"", ...) returns 0x00 (0001ms, 1815ms total) T1C5C 001:822 JLINK_ExecCommand("DisableConnectionTimeout", ...) returns 0x00 (0000ms, 1816ms total) T1C5C 001:822 JLINK_TIF_Select(JLINKARM_TIF_SWD) returns 0x00 (0005ms, 1816ms total) T1C5C 001:830 JLINK_SetSpeed(5000) (0001ms, 1821ms total) T1C5C 001:832 JLINK_GetHardwareVersion() returns 0x13880 (0000ms, 1822ms total) T1C5C 001:832 JLINK_GetDLLVersion() returns 43502 (0000ms, 1822ms total) T1C5C 001:832 JLINK_GetFirmwareString(...) (0000ms, 1822ms total) T1C5C 001:838 JLINK_GetDLLVersion() returns 43502 (0000ms, 1822ms total) T1C5C 001:838 JLINK_GetCompileDateTime() (0000ms, 1822ms total) T1C5C 001:840 JLINK_GetFirmwareString(...) (0000ms, 1822ms total) T1C5C 001:841 JLINK_GetHardwareVersion() returns 0x13880 (0000ms, 1822ms total) T1C5C 001:846 JLINK_GetId() >0x108 TIF>Found SWD-DP with ID 0x1BA01477 >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x33 TIF>TPIU fitted.ETM fitted. >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> FPUnit: 6 code (BP) slots and 2 literal slots >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF>Found Cortex-M3 r1p1, Little endian. >0x33 TIF> returns 0x1BA01477 (0107ms, 1822ms total) T1C5C 001:953 JLINK_GetDebugInfo(0x100) -- Value=0xE00FF003 returns 0x00 (0001ms, 1929ms total) T1C5C 001:957 JLINK_ReadMem (0xE00FFFF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE00FFFF0) -- Data: 0D 00 00 00 10 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0002ms, 1930ms total) T1C5C 001:959 JLINK_ReadMem (0xE00FFFD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE00FFFD0) -- Data: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 1932ms total) T1C5C 001:961 JLINK_ReadMem (0xE00FF000, 0x0018 Bytes, ...) -- CPU is running -- CPU_ReadMem(24 bytes @ 0xE00FF000) -- Data: 03 F0 F0 FF 03 20 F0 FF 03 30 F0 FF 03 10 F0 FF ... returns 0x00 (0002ms, 1934ms total) T1C5C 001:963 JLINK_ReadMemU32(0xE000ED00, 0x0001 Items, ...) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000ED00) -- Data: 31 C2 1F 41 returns 0x01 (0002ms, 1936ms total) T1C5C 001:965 JLINK_SetResetType(JLINKARM_RESET_TYPE_NORMAL) returns JLINKARM_RESET_TYPE_NORMAL (0000ms, 1938ms total) T1C5C 001:965 JLINK_Reset() >0x108 TIF>Found SWD-DP with ID 0x1BA01477 >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x33 TIF>TPIU fitted.ETM fitted. >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> FPUnit: 6 code (BP) slots and 2 literal slots >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF> >0x35 TIF> >0x33 TIF> >0x33 TIF>Found Cortex-M3 r1p1, Little endian. (0127ms, 1938ms total) T1C5C 002:092 JLINK_Halt() returns 0x00 (0000ms, 2065ms total) T1C5C 002:092 JLINK_IsHalted() returns TRUE (0000ms, 2065ms total) T1C5C 002:092 JLINK_ReadMemU32(0xE000EDF0, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- Data: 03 00 03 00 returns 0x01 (0002ms, 2065ms total) T1C5C 002:094 JLINK_WriteU32(0xE000EDF0, 0xA05F0003) -- CPU_WriteMem(4 bytes @ 0xE000EDF0) returns 0x00 (0001ms, 2067ms total) T1C5C 002:095 JLINK_WriteU32(0xE000EDFC, 0x01000000) -- CPU_WriteMem(4 bytes @ 0xE000EDFC) returns 0x00 (0001ms, 2068ms total) T1C5C 002:096 JLINK_ReadMemU32(0xE0002000, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE0002000) -- Data: 60 02 00 00 returns 0x01 (0002ms, 2069ms total) T1C5C 002:098 JLINK_ReadMemU32(0xE0001000, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE0001000) -- Data: 00 00 00 40 returns 0x01 (0002ms, 2071ms total) T1C5C 002:100 JLINK_WriteU32(0xE0001028, 0x00000000) -- CPU_WriteMem(4 bytes @ 0xE0001028) returns 0x00 (0001ms, 2073ms total) T1C5C 002:101 JLINK_WriteU32(0xE0001038, 0x00000000) -- CPU_WriteMem(4 bytes @ 0xE0001038) returns 0x00 (0001ms, 2074ms total) T1C5C 002:102 JLINK_WriteU32(0xE0001048, 0x00000000) -- CPU_WriteMem(4 bytes @ 0xE0001048) returns 0x00 (0001ms, 2075ms total) T1C5C 002:103 JLINK_WriteU32(0xE0001058, 0x00000000) -- CPU_WriteMem(4 bytes @ 0xE0001058) returns 0x00 (0001ms, 2076ms total) T1C5C 002:117 JLINK_GetHWStatus(...) returns 0x00 (0001ms, 2077ms total) T1C5C 002:127 JLINK_GetNumBPUnits(Type = 0xFFFFFF00) returns 0x06 (0000ms, 2078ms total) T1C5C 002:127 JLINK_GetNumBPUnits(Type = 0xF0) returns 0x2000 (0000ms, 2078ms total) T1C5C 002:127 JLINK_GetNumWPUnits() returns 0x04 (0000ms, 2078ms total) T1C5C 002:133 JLINK_GetSpeed() returns 0x12C0 (0000ms, 2078ms total) T1C5C 002:137 JLINK_ReadMemU32(0xE000E004, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000E004) -- Data: 01 00 00 00 returns 0x01 (0002ms, 2078ms total) T1C5C 002:139 JLINK_ReadMemU32(0xE000E004, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000E004) -- Data: 01 00 00 00 returns 0x01 (0002ms, 2080ms total) T1C5C 002:141 JLINK_WriteMem(0xE0001000, 0x001C Bytes, ...) -- Data: 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... -- CPU_WriteMem(28 bytes @ 0xE0001000) returns 0x1C (0001ms, 2082ms total) T1C5C 002:142 JLINK_ReadMem (0xE0001000, 0x001C Bytes, ...) -- CPU_ReadMem(28 bytes @ 0xE0001000) -- Data: 01 00 00 40 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 2083ms total) T1C5C 002:144 JLINK_Halt() returns 0x00 (0000ms, 2085ms total) T1C5C 002:144 JLINK_IsHalted() returns TRUE (0000ms, 2085ms total) T1C5C 002:147 JLINK_WriteMem(0x20000000, 0x0164 Bytes, ...) -- Data: 00 BE 0A E0 0D 78 2D 06 68 40 08 24 40 00 00 D3 ... -- CPU_WriteMem(356 bytes @ 0x20000000) returns 0x164 (0003ms, 2085ms total) T1C5C 002:150 JLINK_WriteReg(R0, 0x08000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R1, 0x007A1200) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R2, 0x00000001) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R3, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R4, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R5, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R6, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R7, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R8, 0x00000000) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R9, 0x20000160) returns 0x00 (0000ms, 2088ms total) T1C5C 002:150 JLINK_WriteReg(R10, 0x00000000) returns 0x

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