【摘要】 针对重要系统可靠性要求,特设计了一种双CPU控制系统。在该系统中,两个CPU彼此独立运行,可以自动或手动实现双机的主辅切换,只有主CPU能正常读写外部RAM数据和控制输出。更多还原

【Abstract】 Require to important system dependability, a kind of Double CPU control system is designed. Among this system, two CPU run independently each other, can automatic or manual to realize the mainly host and switched, Only main CPU can read and write the external RAM data and control to output normally.更多还原