| | |
| | | #define POLL_TX_TO_RESP_RX_DLY_UUS 150 |
| | | /* This is the delay from Frame RX timestamp to TX reply timestamp used for calculating/setting the DW1000's delayed TX function. This includes the |
| | | * frame length of approximately 2.66 ms with above configuration. */ |
| | | #define RESP_RX_TO_FINAL_TX_DLY_UUS 1550 |
| | | #define RESP_RX_TO_FINAL_TX_DLY_UUS 410 |
| | | |
| | | /* Receive response timeout. See NOTE 5 below. */ |
| | | #define RESP_RX_TIMEOUT_UUS 600 |
| | | |
| | | #define DELAY_BETWEEN_TWO_FRAME_UUS 600 |
| | | #define DELAY_BETWEEN_TWO_FRAME_UUS 400 |
| | | |
| | | #define POLL_RX_TO_RESP_TX_DLY_UUS 420 |
| | | /* This is the delay from the end of the frame transmission to the enable of the receiver, as programmed for the DW1000's wait for response feature. */ |
| | |
| | | u8 GetRandomSlotPos(uint32_t emptyslot) |
| | | { |
| | | u8 i,temp_value; |
| | | temp_value = GetRandomValue(); |
| | | temp_value = HAL_LPTIM_ReadCounter(&hlptim1);//GetRandomValue(); |
| | | for(i=temp_value%32;i<max_slotpos;i++) |
| | | { |
| | | if(((emptyslot>>i)&0x1)==0) |
| | |
| | | u8 nearbase_num=0,last_nearbase_num,next_nearbase_num,last_slotnum; |
| | | u32 rec_tagpos_binary; |
| | | int16_t offset=2700; |
| | | u8 motor_state,rec_remotepara_state,rec_remotepara[30]; |
| | | void NearPoll(void) |
| | | { |
| | | |
| | |
| | | last_nearbase_num=next_nearbase_num; |
| | | nearbase_num=next_nearbase_num; |
| | | recbase_num=0; |
| | | motor_state=0; |
| | | |
| | | tx_near_msg[BATTARY_IDX] = Get_Battary(); |
| | | //tx_near_msg[BUTTON_IDX] = !READ_KEY0; |
| | | tx_near_msg[BATTARY_IDX] = bat_percent; |
| | | tx_near_msg[BUTTON_IDX] = !GET_USERKEY; |
| | | tx_near_msg[SEQUENCE_IDX] = frame_seq_nb++; |
| | | tx_near_msg[NEARBASENUM_INDEX] = nearbase_num; |
| | | memcpy(&tx_near_msg[NEARBASEID_INDEX],&nearbaseid_list,nearbase_num*2); |
| | |
| | | flag_getresponse=0; |
| | | start_count=HAL_LPTIM_ReadCounter(&hlptim1); |
| | | recbase_num=0; |
| | | timeout=ceil((float)nearbase_num*0.6)+20; |
| | | timeout=ceil((float)nearbase_num*0.4)+2; |
| | | end_count=start_count+(timeout<<5); |
| | | if(end_count>=32768) |
| | | {end_count-=32768;} |
| | |
| | | exsistbase_list[rec_nearbasepos]=KEEP_TIMES; |
| | | memcpy(&temp_dist,&rx_buffer[DIST_IDX],4); |
| | | nearbase_distlist[rec_nearbasepos]=temp_dist; |
| | | if((rx_buffer[MOTORSTATE_INDEX]&0xf)!=3) |
| | | motor_state=rx_buffer[MOTORSTATE_INDEX]&0xf; |
| | | rec_remotepara_state=rx_buffer[MOTORSTATE_INDEX]>>4; |
| | | |
| | | mainbase_lost_count=0; |
| | | flag_finalsend=1; |
| | |
| | | flag_getresponse=1; |
| | | memcpy(&rec_tagpos_binary,&rx_buffer[NEARMSG_EMPTYSLOTPOS_INDEX],4); |
| | | |
| | | tyncpoll_time=0; |
| | | |
| | | //时间同步 |
| | | ancsync_time=((sync_timer)*1000+tmp_time); |
| | | last_slotnum=current_slotnum; |
| | | current_slotnum=round((float)sync_timer/g_com_map[COM_INTERVAL])+1; |
| | | current_slotnum=((float)sync_timer/g_com_map[COM_INTERVAL])+1; |
| | | if(current_slotnum==last_slotnum-1) |
| | | {flag_getresponse=1;} |
| | | lastsync_timer=sync_timer; |
| | | offsettimeus=ancsync_time-current_count*LPTIMER_LSB+offset; |
| | | SetNextPollTime(tyncpoll_time); |
| | | if(rec_remotepara_state&&rec_remotepara_state!=g_com_map[REMOTEPARA_STATE]) |
| | | { |
| | | g_com_map[REMOTEPARA_STATE]=rec_remotepara_state; |
| | | memcpy(rec_remotepara,&rx_buffer[REMOTEPARA_INDEX],REMOTEPARA_LEN); |
| | | memcpy(&g_com_map[COM_INTERVAL],&rec_remotepara[0],8); |
| | | memcpy(&g_com_map[POWER],&rec_remotepara[8],10); |
| | | save_com_map_to_flash(); |
| | | delay_ms(100); |
| | | NVIC_SystemReset(); |
| | | |
| | | } |
| | | |
| | | // count_offset=sync_count-current_count-143; |
| | | // current_slottimes=(ancsync_time-10000)/(g_com_map[COM_INTERVAL]*1000); |
| | |
| | | memcpy(&temp_dist,&rx_buffer[DIST_IDX],4); |
| | | nearbase_distlist[rec_nearbasepos]=temp_dist; |
| | | |
| | | if(motor_state<(rx_buffer[MOTORSTATE_INDEX]&0xf)&&(rx_buffer[MOTORSTATE_INDEX]&0xf)!=3) |
| | | { |
| | | motor_state=rx_buffer[MOTORSTATE_INDEX]; |
| | | } |
| | | |
| | | final_msg_set_ts(&tx_near_msg[FINAL_MSG_RESP_RX_NEARBASE_IDX+(rec_nearbasepos)*4], resp_rx_ts); |
| | | dwt_writetxdata(28+nearbase_num*4, tx_near_msg, 0);//将发送数据写入DW1000 |
| | | dwt_writetxfctrl(28+nearbase_num*4, 0);//设定发送数据长度 |
| | |
| | | // } |
| | | tagslotpos=GetRandomSlotPos(rec_tagpos_binary); |
| | | tyncpoll_time = (tagslotpos--%max_slotpos)*slottime; |
| | | // SetNextPollTime(tyncpoll_time); |
| | | SetNextPollTime(tyncpoll_time); |
| | | } |
| | | // tyncpoll_time=0; |
| | | next_nearbase_num=0; |
| | |
| | | tagslotpos=GetRandomSlotPos(rec_tagpos_binary); |
| | | //tagslotpos=rx_buffer[TAGSLOTPOS]; |
| | | memcpy(nearbaseid_list,&rx_buffer[NEARBASEID_INDEX],nearbase_num*2); |
| | | slottime=ceil((nearbase_num+2)*0.3)+1; |
| | | //slottime=ceil((nearbase_num+2)*0.3)+1; |
| | | tyncpoll_time=tagslotpos*slottime; |
| | | tag_state=NEARPOLL; |
| | | } |
| | |
| | | //GPIO_WriteBit(EU_TX_GPIO, EU_RX_PIN, Bit_RESET); |
| | | break; |
| | | } |
| | | dwt_entersleep(); |
| | | // dwt_entersleep(); |
| | | } |