All IO ports are lead out, as well as IIC, UART, SWD and other interfaces. When using these interfaces, you need to configure the IO function mapping in the program. The actual IO ports with corresponding functions have been marked on the surface of the PCB. For example, SDA is PC6.
Onboard resources: 4 LEDs, 4 independent buttons, 1 AT24C02.
There is no onboard serial port chip, so you need to use a debugger to download the program.
JP1 and JP2 are jumper terminals, which respectively control the "pull-up" of four LEDs and four independent buttons. If you need to use the onboard buttons and LEDs, you need to connect the jumper cap to "1". If not used, set it to 0 or leave it unconnected. , to avoid unnecessary "pull-up".
Can be used as a minimum core board.
Comes with onboard LED flash test program, developed using KEIL5, the specific location is in the folder HK32F030MHK32F030Mxx_ExampleV1.0.10projectGPIO1_GPIO_ToggleMDK-A,
Remember to install HK's official KIEL5 device library before use. The attachment has been uploaded to the HK32F030M device library (keil version).
Update Notes:
1.0: Original version.
1.1: Updated the JP1 JP2 jumper pin pad issue. The 1.0 jumper pins cannot be inserted and soldered.
1.2: Modified the current limiting resistor of the LED, reduced the brightness of the LED, and optimized some wiring.
1.0 Actual picture ↓ (the washing water cannot be cleaned)
Back side ↓ (The patch is soldered using a heating table, so the back side is a little yellow)
Lighting video↓
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