uC/OSII移植步驟 作者： 時間：2016-10-08 來源：網絡 加入技術交流群 掃碼加入和技術大咖面對面交流海量資料庫查詢 收藏 <a target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=88&cb=INSERT_RANDOM_NUMBER_HERE&n=a635e61e' border='0' alt='' /></a> <a target='_blank'><img src='https://ad.eepw.com.cn/www/delivery/avw.php?zoneid=87&cb=INSERT_RANDOM_NUMBER_HERE&n=a576c0a2' border='0' alt='' /></a> ; HANDLE NESTING COUNTERLDRR0, OS_IntNesting; OSIntNesting++;LDRBR1, [R0]ADDR1, R1,#1STRBR1, [R0]CMPR1, #1; if (OSIntNesting == 1){BNEOS_CPU_FIQ_ISR_1LDRR4, OS_TCBCur; OSTCBCur->OSTCBStkPtr = SPLDRR5, [R4]STRSP, [R5]; }OS_CPU_FIQ_ISR_1MSRCPSR_c, #(NO_INT | FIQ32_MODE) ; Change to FIQ mode (to use the FIQ stack to handle interrupt)LDRR0, ??OS_CPU_FIQ_ISR_Handler 上一頁 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 下一頁
加入技術交流群
評論