/* Enable nested and hardware stack */ li t0, 0x1f csrw 0x804, t0 /* Enable floating point and interrupt */ li t0, 0x7800
/* Enable nested and hardware stack */ li t0, 0x0b csrw 0x804, t0 /* Enable floating point and interrupt */ li t0, 0x6088 csrs mstatus, t0
很多工程各不相同,不知道这部分有什么区别
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CH32V317: 互联型青稞RISC-V MCU