bit status register

基本解释

The WPpin function is blocked when the WPEN bit in the status register is "0".
儅狀態寄存器內的WPEN字節爲“0”時，WP個人識別碼功能將被屏蔽。
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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.
中央処理機的狀態寄存器中的一個標志位元，用來表示算數運算結果是負數。
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（機器狀態寄存器）中可用的浮點位被禁用，將嘗試執行一個浮點指令。