For GD32VF103 (Note: it's not GD32 F 103, but GD32 VF 103), I ported Chopstx in master. It will be released in Chopstx 2.0.
It was in 2018, when I ported Chopstx to GD32F103 in Chopstx 1.9. GD32F103 uses ARM Cortex-M3 core and peripherals are compatible to STM32F103 …
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