8乘*8无冲突矩阵键盘STM32程序_鬼键问题二极管解决资源-CSDN文库

共141个文件

h：36个

c：35个

o：16个

8乘8矩阵键盘

STM32程序

矩阵键盘

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8乘8无冲突矩阵键盘是嵌入式系统中常见的用户输入设备设计，尤其在使用STM32这样的微控制器时。这种键盘布局允许在一个8x8的方格内布置64个按键，每个按键对应一个唯一的行和列组合。在STM32程序中实现这种键盘，需要理解基本的硬件接口、扫描算法以及如何处理按键事件。矩阵键盘的工作原理基于行扫描和列检测。8行和8列的交叉点形成64个按键，通过将行线设置为低电平并检测列线的电压变化来识别按键按下。当按下按键时，对应的行线和列线会被短路，微控制器可以检测到这个变化。在STM32中，矩阵键盘通常连接到GPIO口，利用中断或轮询机制检测按键状态。使用中断时，当行线发生变化时，微控制器会接收到中断请求，然后读取列线确定是哪个按键被按下。轮询方式则是微控制器定期检查行线状态，依次扫描每一行，如果发现列线状态改变，就解析出按键位置。实现无冲突矩阵键盘的关键在于设计有效的扫描算法。这通常涉及对行线的循环扫描，同时读取所有列线状态。每次扫描时，微控制器会将一行设置为低电平，其他行保持高电平，然后读取列线，根据低电平的列线位置判断按键。由于STM32具有高速处理能力，可以快速完成这一过程，确保在多键同时按下时，所有按键都能正确识别。在硬件设计方面，原理图和PCB（印制电路板）文件是必不可少的。原理图展示了矩阵键盘与STM32及其他外围元件的连接方式，包括电阻、电容等元件的选择，以防止信号噪声和确保稳定工作。PCB文件则描述了实际电路板的布局，包括元器件的位置、走线路径等，确保信号传输的效率和抗干扰性。在编程实现中，需要创建相应的GPIO初始化函数，设置行和列口为输入/输出模式，并配置中断（如果使用）。还需要定义按键扫描函数，该函数负责循环遍历行线并处理按键事件。此外，可能还需要一个按键解码函数，用于将行和列的状态转换为具体的按键值。 8乘8无冲突矩阵键盘STM32程序涉及到硬件接口设计、扫描算法实现、中断处理和按键事件管理等多个方面。开发者需要理解STM32的GPIO操作、中断系统以及如何在C语言环境下编写高效、可靠的代码。提供的"8_8key"文件可能包含了相关的程序代码、原理图和PCB设计文件，对于学习和实践STM32驱动矩阵键盘具有很高的参考价值。

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8乘*8无冲突矩阵键盘STM32程序（141个子文件）

KEY.uvguix.Administrator 68KB

KEY.uvguix.admire 137KB

KEY.axf 295KB

KEY_sct.Bak 479B

keilkilll.bat 399B

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

Key.c 8KB

delay.c 8KB

LCD1602.c 7KB

misc.c 7KB

stm32f10x_exti.c 7KB

stm32f10x_wwdg.c 6KB

stm32f10x_dbgmcu.c 5KB

usart.c 5KB

stm32f10x_iwdg.c 5KB

key.c 4KB

stm32f10x_crc.c 3KB

stm32f10x_it.c 2KB

sys.c 876B

main.c 846B

led.c 755B

beep.c 490B

key.crf 347KB

stm32f10x_rcc.crf 346KB

usart.crf 345KB

stm32f10x_usart.crf 345KB

main.crf 344KB

lcd1602.crf 344KB

stm32f10x_gpio.crf 343KB

system_stm32f10x.crf 340KB

delay.crf 340KB

led.crf 340KB

beep.crf 340KB

sys.crf 339KB

misc.crf 339KB

stm32f10x_it.crf 339KB

core_cm3.crf 4KB

stm32f10x_usart.d 2KB

stm32f10x_gpio.d 2KB

stm32f10x_rcc.d 2KB

system_stm32f10x.d 2KB

main.d 2KB

stm32f10x_it.d 2KB

lcd1602.d 2KB

key.d 2KB

usart.d 2KB

delay.d 2KB

beep.d 2KB

misc.d 2KB

led.d 2KB

sys.d 2KB

core_cm3.d 102B

startup_stm32f10x_hd.d 63B

KEY_STM32F103C8_1.0.0.dbgconf 2KB

KEY_KEY.dep 31KB

stm32f10x.h 619KB

core_cm3.h 84KB

stm32f10x_tim.h 51KB

stm32f10x_rcc.h 30KB

stm32f10x_i2c.h 29KB

stm32f10x_can.h 27KB

stm32f10x_fsmc.h 26KB

stm32f10x_flash.h 25KB

stm32f10x_sdio.h 21KB

stm32f10x_adc.h 21KB

stm32f10x_dma.h 20KB

stm32f10x_gpio.h 20KB

stm32f10x_spi.h 17KB

stm32f10x_usart.h 16KB

stm32f10x_dac.h 15KB

misc.h 9KB

stm32f10x_bkp.h 7KB

stm32f10x_exti.h 7KB

stm32f10x_cec.h 6KB

stm32f10x_pwr.h 4KB

stm32f10x_rtc.h 4KB

stm32f10x_iwdg.h 4KB

stm32f10x_dbgmcu.h 4KB

stm32f10x_conf.h 3KB

stm32f10x_wwdg.h 3KB

lcd1602.h 3KB

sys.h 3KB

共 141 条

T1808 000:333 SEGGER J-Link V4.96d Log File (0002ms, 0290ms total) T1808 000:333 DLL Compiled: Jan 29 2015 11:45:37 (0002ms, 0290ms total) T1808 000:333 Logging started @ 2019-02-02 18:46 (0002ms, 0290ms total) T1808 000:335 JLINK_SetWarnOutHandler(...) (0000ms, 0290ms total) T1808 000:335 JLINK_OpenEx(...) Firmware: J-Link ARM V8 compiled Nov 28 2014 13:44:46 Hardware: V8.00 S/N: 17935099 Feature(s): RDI,FlashDL,FlashBP,JFlash returns O.K. (0281ms, 0571ms total) T1808 000:616 JLINK_SetErrorOutHandler(...) (0000ms, 0571ms total) T1808 000:616 JLINK_ExecCommand("ProjectFile = "C:\Users\sgs\Desktop\8_8矩阵键盘\JuZhengKey\USER\JLinkSettings.ini"", ...) returns 0x00 (0001ms, 0572ms total) T1808 000:626 JLINK_ExecCommand("Device = STM32F103C8", ...)Device "STM32F103C8" selected. returns 0x00 (0012ms, 0584ms total) T1808 000:639 JLINK_ExecCommand("DisableConnectionTimeout", ...) returns 0x01 (0000ms, 0584ms total) T1808 000:639 JLINK_GetHardwareVersion() returns 0x13880 (0000ms, 0584ms total) T1808 000:639 JLINK_GetDLLVersion() returns 49604 (0000ms, 0584ms total) T1808 000:639 JLINK_GetFirmwareString(...) (0000ms, 0584ms total) T1808 000:655 JLINK_GetDLLVersion() returns 49604 (0000ms, 0584ms total) T1808 000:655 JLINK_GetCompileDateTime() (0000ms, 0584ms total) T1808 000:658 JLINK_GetFirmwareString(...) (0000ms, 0584ms total) T1808 000:661 JLINK_GetHardwareVersion() returns 0x13880 (0000ms, 0584ms total) T1808 000:670 JLINK_TIF_Select(JLINKARM_TIF_JTAG) returns 0x00 (0009ms, 0593ms total) T1808 000:679 JLINK_SetSpeed(50000) (0001ms, 0594ms total) T1808 000:680 JLINK_GetIdData(...) >0x2F8 JTAG>TotalIRLen = 9, IRPrint = 0x0011 >0x30 JTAG> >0x210 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x30 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x2F8 JTAG>TotalIRLen = 9, IRPrint = 0x0011 >0x30 JTAG> >0x210 JTAG> >0x70 JTAG> >0x40 JTAG> >0x40 JTAG> >0x40 JTAG> >0x50 JTAG> >0x80 JTAG> >0x40 JTAG> >0x30 JTAG> >0x40 JTAG> >0x40 JTAG> >0x30 JTAG> >0x40 JTAG> >0x50 JTAG> Found Cortex-M3 r1p1, Little endian. -- CPU_WriteMem(4 bytes @ 0xE0002000) -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU_ReadMem(4 bytes @ 0xE0002000)FPUnit: 6 code (BP) slots and 2 literal slots -- CPU_ReadMem(4 bytes @ 0xE000EDFC) -- CPU_ReadMem(4 bytes @ 0xE0001000) -- CPU_WriteMem(4 bytes @ 0xE0001000) -- CPU_ReadMem(4 bytes @ 0xE000ED88) -- CPU_WriteMem(4 bytes @ 0xE000ED88) -- CPU_ReadMem(4 bytes @ 0xE000ED88) -- CPU_WriteMem(4 bytes @ 0xE000ED88) -- CPU_ReadMem(4 bytes @ 0xE00FF010)TPIU fitted. -- CPU_ReadMem(4 bytes @ 0xE00FF014) -- CPU_ReadMem(4 bytes @ 0xE00FF018) ScanLen=9 NumDevices=2 aId[0]=0x3BA00477 aIrRead[0]=0 aScanLen[0]=0 aScanRead[0]=0 (0098ms, 0692ms total) T1808 000:778 JLINK_JTAG_GetDeviceID(DeviceIndex = 0) returns 0x3BA00477 (0000ms, 0692ms total) T1808 000:778 JLINK_JTAG_GetDeviceInfo(DeviceIndex = 0) returns 0x00 (0000ms, 0692ms total) T1808 000:778 JLINK_JTAG_GetDeviceID(DeviceIndex = 1) returns 0x16410041 (0000ms, 0692ms total) T1808 000:778 JLINK_JTAG_GetDeviceInfo(DeviceIndex = 1) returns 0x00 (0000ms, 0692ms total) T1808 000:778 JLINK_GetDLLVersion() returns 49604 (0000ms, 0692ms total) T1808 000:778 JLINK_CORE_GetFound() returns 0x30000FF (0001ms, 0693ms total) T1808 000:779 JLINK_GetDebugInfo(0x100) -- Value=0xE00FF003 returns 0x00 (0000ms, 0693ms total) T1808 000:781 JLINK_ReadMem (0xE00FF000, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE00FF000) - Data: 03 F0 F0 FF 03 20 F0 FF 03 30 F0 FF 03 10 F0 FF ... returns 0x00 (0002ms, 0695ms total) T1808 000:783 JLINK_ReadMem (0xE000EFF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE000EFF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0002ms, 0697ms total) T1808 000:785 JLINK_ReadMem (0xE000EFD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE000EFD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 0699ms total) T1808 000:787 JLINK_ReadMem (0xE0001FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0001FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0002ms, 0701ms total) T1808 000:789 JLINK_ReadMem (0xE0001FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0001FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 0703ms total) T1808 000:791 JLINK_ReadMem (0xE0002FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0002FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0002ms, 0705ms total) T1808 000:793 JLINK_ReadMem (0xE0002FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0002FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 0707ms total) T1808 000:795 JLINK_ReadMem (0xE0000FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0000FF0) - Data: 0D 00 00 00 E0 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0001ms, 0708ms total) T1808 000:796 JLINK_ReadMem (0xE0000FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0000FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0002ms, 0710ms total) T1808 000:798 JLINK_ReadMem (0xE0040FF0, 0x0010 Bytes, ...) -- CPU is running -- CPU_ReadMem(16 bytes @ 0xE0040FF0) - Data: 0D 00 00 00 90 00 00 00 05 00 00 00 B1 00 00 00 returns 0x00 (0002ms, 0712ms total) T1808 000:800 JLINK_ReadMem (0xE0040FD0, 0x0020 Bytes, ...) -- CPU is running -- CPU_ReadMem(32 bytes @ 0xE0040FD0) - Data: 04 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ... returns 0x00 (0003ms, 0715ms total) T1808 000:803 JLINK_ReadMemU32(0xE000ED00, 0x0001 Items, ...) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000ED00) - Data: 31 C2 1F 41 returns 0x01 (0002ms, 0717ms total) T1808 000:805 JLINK_SetResetType(JLINKARM_RESET_TYPE_NORMAL) returns JLINKARM_RESET_TYPE_NORMAL (0000ms, 0717ms total) T1808 000:805 JLINK_Reset() -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDFC) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000ED0C) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDF0) -- CPU is running -- CPU_WriteMem(4 bytes @ 0xE000EDFC) -- CPU is running -- CPU_ReadMem(4 bytes @ 0xE000EDF0) >0x80 JTAG> >0x40 JTAG> >0x30 JTAG> >0x40 JTAG> >0x50 JTAG> >0x40 JTAG> -- CPU_WriteMem(4 bytes @ 0xE000EDFC) -- CPU_WriteMem(4 bytes @ 0xE0001028) -- CPU_WriteMem(4 bytes @ 0xE0001038) -- CPU_WriteMem(4 bytes @ 0xE0001048) -- CPU_WriteMem(4 bytes @ 0xE0001058) -- CPU_WriteMem(4 bytes @ 0xE0002000) -- CPU_ReadMem(4 bytes @ 0xE000EDFC) -- CPU_ReadMem(4 bytes @ 0xE0001000) (0053ms, 0770ms total) T1808 000:858 JLINK_Halt() returns 0x00 (0000ms, 0770ms total) T1808 000:858 JLINK_IsHalted() returns TRUE (0000ms, 0770ms total) T1808 000:858 JLINK_ReadMemU32(0xE000EDF0, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000EDF0) - Data: 03 00 03 00 returns 0x01 (0003ms, 0773ms total) T1808 000:861 JLINK_WriteU32(0xE000EDF0, 0xA05F0003) -- CPU_WriteMem(4 bytes @ 0xE000EDF0) returns 0x00 (0002ms, 0775ms total) T1808 000:863 JLINK_WriteU32(0xE000EDFC, 0x01000000) -- CPU_WriteMem(4 bytes @ 0xE000EDFC) returns 0x00 (0001ms, 0776ms total) T1808 000:874 JLINK_GetHWStatus(...) returns 0x00 (0002ms, 0778ms total) T1808 000:883 JLINK_GetNumBPUnits(Type = 0xFFFFFF00) returns 0x06 (0000ms, 0778ms total) T1808 000:883 JLINK_GetNumBPUnits(Type = 0xF0) returns 0x2000 (0000ms, 0778ms total) T1808 000:883 JLINK_GetNumWPUnits() returns 0x04 (0000ms, 0778ms total) T1808 000:890 JLINK_GetSpeed() returns 0x2EE0 (0000ms, 0778ms total) T1808 000:896 JLINK_ReadMemU32(0xE000E004, 0x0001 Items, ...) -- CPU_ReadMem(4 bytes @ 0xE000E004) - Data: 01 00 00 00 returns 0x01 (0002ms, 0780ms tota

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