DS1374_REG_SR
stat = i2c_smbus_read_byte_data(client, DS1374_REG_SR);
ret = i2c_smbus_write_byte_data(client, DS1374_REG_SR, stat);
sr = ret = i2c_smbus_read_byte_data(client, DS1374_REG_SR);
stat = i2c_smbus_read_byte_data(client, DS1374_REG_SR);
i2c_smbus_write_byte_data(client, DS1374_REG_SR, stat);