__pdata uint8_t beeping = 0;
__xdata volatile struct ao_data *packet;
__pdata uint16_t arm_beep_time = 0;
sample = ao_data_head;
__pdata uint8_t beeping = 0;
__xdata volatile struct ao_data *packet;
__pdata uint16_t arm_beep_time = 0;
sample = ao_data_head;