Based on the STM32, the 4* 4 matrix keyboard driver (interrupt mode).

STM32 4X4 Matrix keyboard\library\inc\cortexm3_macro.h
.........................\.......\...\stm32f10x_adc.h
.........................\.......\...\stm32f10x_bkp.h
.........................\.......\...\stm32f10x_can.h
.........................\.......\...\stm32f10x_crc.h
.........................\.......\...\stm32f10x_dac.h
.........................\.......\...\stm32f10x_dbgmcu.h
.........................\.......\...\stm32f10x_dma.h
.........................\.......\...\stm32f10x_exti.h
.........................\.......\...\stm32f10x_flash.h
.........................\.......\...\stm32f10x_fsmc.h
.........................\.......\...\stm32f10x_gpio.h
.........................\.......\...\stm32f10x_i2c.h
.........................\.......\...\stm32f10x_iwdg.h
.........................\.......\...\stm32f10x_lib.h
.........................\.......\...\stm32f10x_map.h
.........................\.......\...\stm32f10x_nvic.h
.........................\.......\...\stm32f10x_pwr.h
.........................\.......\...\stm32f10x_rcc.h
.........................\.......\...\stm32f10x_rtc.h
.........................\.......\...\stm32f10x_sdio.h
.........................\.......\...\stm32f10x_spi.h
.........................\.......\...\stm32f10x_systick.h
.........................\.......\...\stm32f10x_tim.h
.........................\.......\...\stm32f10x_type.h
.........................\.......\...\stm32f10x_usart.h
.........................\.......\...\stm32f10x_wwdg.h
.........................\.......\src\stm32f10x_adc.c
.........................\.......\...\stm32f10x_bkp.c
.........................\.......\...\stm32f10x_can.c
.........................\.......\...\stm32f10x_crc.c
.........................\.......\...\stm32f10x_dac.c
.........................\.......\...\stm32f10x_dbgmcu.c
.........................\.......\...\stm32f10x_dma.c
.........................\.......\...\stm32f10x_exti.c
.........................\.......\...\stm32f10x_flash.c
.........................\.......\...\stm32f10x_fsmc.c
.........................\.......\...\stm32f10x_gpio.c
.........................\.......\...\stm32f10x_i2c.c
.........................\.......\...\stm32f10x_iwdg.c
.........................\.......\...\stm32f10x_lib.c
.........................\.......\...\stm32f10x_nvic.c
.........................\.......\...\stm32f10x_pwr.c
.........................\.......\...\stm32f10x_rcc.c
.........................\.......\...\stm32f10x_rtc.c
.........................\.......\...\stm32f10x_sdio.c
.........................\.......\...\stm32f10x_spi.c
.........................\.......\...\stm32f10x_systick.c
.........................\.......\...\stm32f10x_tim.c
.........................\.......\...\stm32f10x_usart.c
.........................\.......\...\stm32f10x_wwdg.c
.........................\project\EWARM\4_4_KeyBoard.eww
.........................\.......\.....\4_4_KyeBoard.dep
.........................\.......\.....\4_4_KyeBoard.ewd
.........................\.......\.....\4_4_KyeBoard.ewp
.........................\.......\.....\cortexm3_macro.s
.........................\.......\.....\Debug\Exe\4_4_KyeBoard.d79
.........................\.......\.....\.....\...\4_4_KyeBoard.hex
.........................\.......\.....\.....\...\4_4_KyeBoard.sim
.........................\.......\.....\.....\Obj\4_4_KyeBoard.pbd
.........................\.......\.....\.....\...\cortexm3_macro.r79
.........................\.......\.....\.....\...\Delay.r79
.........................\.......\.....\.....\...\main.r79
.........................\.......\.....\.....\...\stm32f10x_flash.r79
.........................\.......\.....\.....\...\stm32f10x_gpio.r79
.........................\.......\.....\.....\...\stm32f10x_it.r79
.........................\.......\.....\.....\...\stm32f10x_lib.r79
.........................\.......\.....\.....\...\stm32f10x_nvic.r79
.........................\.......\.....\.....\...\stm32f10x_rcc.r79
.........................\.......\.....\.....\...\stm32f10x_usart.r79
.........................\.......\.....\.....\...\stm32f10x_vector.r79
...........

• We are an exchange download platform that only provides communication channels. The downloaded content comes from the internet. Except for download issues, please Google on your own.
• The downloaded content is provided for members to upload. If it unintentionally infringes on your copyright, please contact us.
• Please use Winrar for decompression tools
• If download fail, Try it againg or Feedback to us.
• If downloaded content did not match the introduction, Feedback to us，Confirm and will be refund.
• Before downloading, you can inquire through the uploaded person information

Nothing．