bit status register

基本解释

The WPpin function is blocked when the WPEN bit in the status register is "0".
当状态寄存器内的WPEN字节为“0”时，WP个人识别码功能将被屏蔽。
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A flag bit in the status register of the central processing unit used to show a negative result from an arithmetic operation.
中央处理机的状态寄存器中的一个标志位元，用来表示算数运算结果是负数。
An attempt was made to execute a floating point instruction when the floating point available bit in the MSR (machine status register) was disabled.
如果在 MSR（机器状态寄存器）中可用的浮点位被禁用，将尝试执行一个浮点指令。