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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def instruction_ST8(self, opcode, ea, register):
 """ Writes the contents of an 8-bit register into a memory location. source code forms: STA P; STB P CC bits "HNZVC": -aa0- """

        value = register.value
#        log.debug("$%x ST8 store value $%x from %s at $%x \t| %s" % (
#             self.program_counter,
#             value, register.name, ea,
#             self.cfg.mem_info.get_shortest(ea)
#         ))
        self.clear_NZV()
        self.update_NZ_8(value)
        return ea, value