全工位氢氧根离子监测站

——来自迪文开发者论坛

本期为大家推送迪文开发者论坛获奖开源案例——全工位氢氧根离子监测站，工程师采用7英寸串口屏，通过RS485和RS232双接口与外设通讯，实现水中氢氧根离子含量检测。可应用于电厂污水、纺织污水、池塘污水检测等场景，降低人工采集成本，测试精准度高。

UI素材展示

UI开发示例

C51代码设计 机械臂核心操作代码：

#ifndef __BASE_H__#define __BASE_H__#include "sys.h"
#define BASE_SHAKE_CNT_DEF 12#define BASE_CLEAN_TIME_DEF 3
u8 base_shake(u16 cnt,u16 quit_code);u8 base_clean(u16 clean_time, u16 quit_code);u8 base_air_dry(u16 quit_code);u8 base_select_sample(u8 pos,u8 is_clean,u16 quit_code);
#include "base.h"#include "motor.h"#include "test.h"#include "params.h"
u8 base_shake_x_or_y(u8 is_x,u16 cnt,u16 quit_code){ #define SHAKE_STEP 300 #define SHAKE_DELAY 400 s16 cur_step = 0;u8res=0; if(cur_motor_pos==MOTOR_POS_CLEAN) return0; while(cnt--) { if(cur_step==0) cur_step = SHAKE_STEP; else if(cur_step>0) cur_step = SHAKE_STEP*-2; else cur_step = SHAKE_STEP*2; if(is_x) { motor_set_dir((cur_step<0?MOTOR_DIR_FORWARD:MOTOR_DIR_BACKWARD),MOTOR_DIR_SKIP,MOTOR_DIR_SKIP);                        motor_move((cur_step<0?-cur_step:cur_step),0,0);                }else                {                        motor_set_dir(MOTOR_DIR_SKIP,(cur_step<0?MOTOR_DIR_FORWARD:MOTOR_DIR_BACKWARD),MOTOR_DIR_SKIP);                        motor_move(0,(cur_step<0?-cur_step:cur_step),0);                                        }                sys_delay_ms(SHAKE_DELAY);                if(func_code_scan()==quit_code)                {                        res = 1;                        break;                }                }             if(cur_step!=0)        {                if(is_x)                {                        motor_set_dir((cur_step<0?MOTOR_DIR_BACKWARD:MOTOR_DIR_FORWARD),MOTOR_DIR_SKIP,MOTOR_DIR_SKIP);                        motor_move(SHAKE_STEP,0,0);                }else                {                        motor_set_dir(MOTOR_DIR_SKIP,(cur_step<0?MOTOR_DIR_BACKWARD:MOTOR_DIR_FORWARD),MOTOR_DIR_SKIP);                        motor_move(0,SHAKE_STEP,0);                                        }                sys_delay_ms(SHAKE_DELAY);        }        return res;}
u8 base_shake(u16 cnt,u16 quit_code){ if(base_shake_x_or_y(1,cnt,quit_code)) return 1; if(base_shake_x_or_y(0,cnt,quit_code)) return2; return 0;}
u8 base_clean(u16 clean_time, u16 quit_code){ #define FULL_TIME (sys_params.full_time) #define EMPTY_TIME (FULL_TIME+25) #define BASE_UNIT 200 u8 res = 0;u8time;motor_select_sample(MOTOR_POS_CLEAN); WASTE_PUMP_OFF(); WATER_PUMP_ON(); time = FULL_TIME; while(time--) { sys_delay_ms(BASE_UNIT); if(func_code_scan()==quit_code) { res = 1; break; }} if(clean_time) { WASTE_PUMP_ON(); while(clean_time--) { sys_delay_ms(1000); if(func_code_scan()==quit_code) { res = 1; break; } } } WASTE_PUMP_ON(); WATER_PUMP_OFF(); time = EMPTY_TIME; while(time--) { sys_delay_ms(BASE_UNIT); if(func_code_scan()==quit_code) res = 3; } WASTE_PUMP_OFF(); if(res==0) { test_update_sta(WORK_STA_AIR_DRY); res = base_air_dry(quit_code); } return res;}
u8 base_air_dry(u16 quit_code){ #define AIR_DRY_TIME (sys_params.air_dry_time) u8 res = 0;u8sec; AIR_PUMP_ON(); sec = AIR_DRY_TIME; while(sec--) { sys_delay_ms(1000); if(func_code_scan()==quit_code) { res = 1; break; } } AIR_PUMP_OFF(); return res;}
u8 base_select_sample(u8 pos,u8 is_clean,u16 quit_code){ if(is_clean) { test_update_sta(WORK_STA_CLEAN); if(is_testing) { work_sta = WORK_STA_TEST_STEP_1; if(test_upload_data()) return 1; } if(base_clean(BASE_CLEAN_TIME_DEF, quit_code)) return 1; } if(is_testing) { work_sta = WORK_STA_TEST_STEP_2; if(test_upload_data()) return 1;} test_update_sta(WORK_STA_MOVE); motor_select_sample(pos); if(func_code_scan()==quit_code) return2; test_update_sta(WORK_STA_SHAKE); if(base_shake(BASE_SHAKE_CNT_DEF,quit_code)) return 3; if(func_code_scan()==quit_code) return4; return 0;}

测试相关的代码：

bitis_complete_tip=0;u16 complete_tip_time = 0;u8 cur_bottle_no = 0;u8 cur_completed_num = 0;u8 total_sample_num = NUM_OF_GROUP_DEF;u8 cur_work_sta = WORK_STA_IDLE;u8 last_result[LAST_RESULT_MAX_LEN] = {"--------\0\0"};u8 is_testing = 0;u8is_normal_completed=0;u8test_make(u16quit_code);
//开始测试void test_start(u16 quit_code){u16val; is_testing = 1; is_complete_tip = 0; cur_work_sta = WORK_STA_CLEAN; cur_completed_num = 0; cur_bottle_no = start_bottle_no; score = SCORE_UNKNOW; val = 1; sys_write_vp(MAIN_WIN_START_BTN_VP,(u8*)&val,1); main_win_update(); is_normal_completed = !test_make(quit_code); if(is_normal_completed) { test_update_sta(WORK_STA_CLEAN); base_clean(BASE_CLEAN_TIME_DEF, quit_code); } motor_select_sample(MOTOR_POS_PROTECT); cur_work_sta = (is_normal_completed?WORK_STA_ALL_COMPLETED:WORK_STA_IDLE); cur_bottle_no = 0; val = 0; sys_write_vp(MAIN_WIN_START_BTN_VP,(u8*)&val,1); main_win_update(); if(is_normal_completed) { is_complete_tip = 1; complete_tip_time = COMPLETE_TIP_MAX_TIME; sys_goto_win(WIN_ID_MAIN); sys_delay_ms(100); sys_click_pos(2,13); } is_testing = 0; is_stable = 0; check_stable_tick = 0; val = 0; sys_write_vp(BTN_VAL_ADDR,(u8*)&val,1); work_sta = WORK_STA_TEST_STEP_COMPLETED; test_upload_data();}
//测试流程u8 test_make(u16 quit_code){ u8 pos; u8 offset; float sum = 0; float max = -999999; float min = 999999; u8 index = 0; u8 end_pos; end_pos = total_sample_num+start_bottle_no-1; for(pos=(start_bottle_no-1);pos{ if(base_select_sample(pos,!(is_group&&(index%num_of_group)),quit_code))return1; cur_work_sta = WORK_STA_ANALYSIS; main_win_update(); if(is_testing) { work_sta = WORK_STA_TEST_STEP_3; if(test_upload_data()) return 1; } check_stable_tick = 1; is_stable = 0; stable_val = 999999; while(1) { if(is_stable) break; if(func_code_scan()==quit_code) return 2;} score = SCORE_UNKNOW; memset(last_result,0,LAST_RESULT_MAX_LEN); sprintf(last_result,"%.3f",cur_ph); if(is_group&&(invalid_num_of_group { offset = index%num_of_group; if(offset>=invalid_num_of_group) { sum += cur_val;//对有效点累加求和 if(cur_val>max) max = cur_val; if(cur_val min = cur_val; } if((offset+1)==num_of_group) { sum /= (num_of_group-invalid_num_of_group); score = ((max-min) sum = 0; max = -999999; min = 999999; } } cur_completed_num++; if(is_testing) { work_sta = WORK_STA_TEST_STEP_4; if(test_upload_data()) return 1; } cur_bottle_no++; if(cur_bottle_no>end_pos) cur_bottle_no = 0; main_win_update(); index++;} return 0;}