Avaota F2 is the first SBC based on an Allwinner V861 dual-core 64-bit RISC-V SoC with 128MB on-chip DDR3 memory, support for ...
The STM32F103(Bluepill) has been used to achieve this project. It can either be programmed using JTAG or can be done using UART. The pinout of the cheap JTAG connector can be seen here and the pinout ...