2020-02-12T11:50:18ZFluxBBhttps://whycan.com/viewtopic.php?id=3693嵌入汇编 中断用的 __asm("MRS temp, CPSR"); __asm("AND temp, temp, 0x7F"); __asm("MSR CPSR_c, temp"); 报错 找不到MRS MSR指令 Error[Og006]: Error in inline assembly: "This instruction is not available in the selected cpu/core"