##### Synopsis

    #include <inavr.h>
    unsigned char __bic_SR_register(unsigned char mask);

##### Description

__bic_SR_register clears the bits specified in mask in the AVR status register (i.e. it bitwise ands the complement of mask into the status register) and returns the value of the AVR status register before the update.

__bic_SR_register is an intrinsic function and produces inline code.

##### Portability

__bic_SR_register can be used on any AVR device.