This hazard is present only in pipelines that write in more than one pipe stage or allow an instruction to proceed even when a previous instruction is stalled. The DLX integer pipeline writes a register only in WB and avoids this class of hazards.
The first touchscreen phone was launched in 1992 by IBM.The IBM Simon is also referred as the first smartphone.Simon is the first smartphone to be incorporated with the features of a PDA.
A resistive touchscreen will register input from gloved or ungloved fingers because they do not require the touch of a special stylus or bare finger like capacitive touchscreens do. A resistive touchscreen can also register input from a fine point of contact because it offers more sensors per inch than a capacitive touchscreen. Is less sensitive to touch than a capacitive touchscreen. A super-high degree of sensitivity to touch can be a good feature for a touchscreen to have.