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TM1637

STM32 Low Layer(LL) library. TM1637 is a kind of LED (light-emitting diode display) drive control special circuit.

image

Add as CPM project dependency

How to add CPM to the project, check the link

CPMAddPackage(
        NAME TM1637
        GITHUB_REPOSITORY ximtech/TM1637
        GIT_TAG origin/main)

Project configuration

  1. Start project with STM32CubeMX:
  2. Select: Project Manager -> Advanced Settings -> GPIO -> LL
  3. Generate Code
  4. Add sources to project:
include_directories(${includes}
        ${TM1637_DIRECTORY})   # source directories

file(GLOB_RECURSE SOURCES ${sources}
        ${TM1637_SOURCES})    # source files
  1. Then Build -> Clean -> Rebuild Project

Wiring

image

Usage

In TM1637.h default defines. Override them in main.h if needed

#define TM1637_DIGITS 4

#define TM_PERIPHERAL  LL_AHB1_GRP1_PERIPH_GPIOB
#define TM_PORT        GPIOB
#define TM_CLK_PIN     LL_GPIO_PIN_0
#define TM_DAT_PIN     LL_GPIO_PIN_1
  • Usage example: link