Register definition: 
Status Register 1: S7 - S0
  Bit        Name                              Settings:    
   7         Status Register Protect 0         0: Disabled(Default), 1: Enabled
   6         Sector Protect                    0: 64k Sectors, 1: 4k Sectors
   5         Tob/Bottom Protection             0: TOP, 1: BOTTOM
  4-2        Block Protection Bits[2:0]        See Protected Area table

Status Register 2: S7 - S0
  Bit        Name                              Settings:    
   6         Complement Protect                0: Non-Reversed, 1: Reversed
  5-3        Security Register Lock Bits 3-1   0: Unlocked(Default) 1: Locked (OTP)
   1         Quad Enable                       0: Disabled, 1: Enabled
   0         Status Register Protect 1         0: Disabled(Default), 1: Enabled