esp32 实时性测试 485 adc

主循环内测试各个模块的耗时（485/json-parse/ads1115/sht30-dis/）

before sht30 : 9584
after sht30 : 9625
Temperature: 28.52 /C
Humidity: 62.59 %
before adc : 9626
after adc : 9662
hall_sensor_ampere :0.170
NTC_R value :10.960
loop time is:9662
before 485 parse9662
after 485 parse9662
   
before sht30 : 9673
after sht30 : 9714
Temperature: 28.54 /C
Humidity: 62.58 %
before adc : 9715
after adc : 9751
hall_sensor_ampere :0.158
NTC_R value :10.965
loop time is:9751
before 485 parse9751
after 485 parse9751
   
before sht30 : 9762
after sht30 : 9803
Temperature: 28.52 /C
Humidity: 62.55 %
before adc : 9804
after adc : 9840
hall_sensor_ampere :0.162
NTC_R value :10.965
loop time is:9840
before 485 parse9840
after 485 parse9840
   
before sht30 : 9851
after sht30 : 9892
Temperature: 28.49 /C
Humidity: 62.55 %
before adc : 9893
after adc : 9929
hall_sensor_ampere :0.149
NTC_R value :10.971
loop time is:9929
before 485 parse9929
after 485 parse9929

看得出：

sht30:41ms

ads1115(4-channel):36ms

before sht30 : 62235
after sht30 : 62276
Temperature: 28.54 /C
Humidity: 62.36 %
before adc : 62277
after adc : 62313
hall_sensor_ampere :0.153
NTC_R value :10.976
loop time is:62313
before 485 parse62313
PWM set DUTY is : 915
Parsed power values:
laser0_power: 915
laser1_power: 900
laser2_power: 950
laser3_power: 1022
laser4_power: 0
laser5_power: 0
after 485 parse62326
   
before sht30 : 62337
after sht30 : 62378
Temperature: 28.54 /C
Humidity: 62.39 %
before adc : 62379
after adc : 62415
hall_sensor_ampere :0.158
NTC_R value :10.965
loop time is:62415
before 485 parse62415
after 485 parse62415
   
before sht30 : 62426
after sht30 : 62467
Temperature: 28.52 /C
Humidity: 62.43 %
before adc : 62468
after adc : 62504
hall_sensor_ampere :0.153
NTC_R value :10.992
loop time is:62504
before 485 parse62504
PWM set DUTY is : 915
Parsed power values:
laser0_power: 915
laser1_power: 900
laser2_power: 950
laser3_power: 1022
laser4_power: 0
laser5_power: 0
after 485 parse62517
   
before sht30 : 62528
after sht30 : 62569
Temperature: 28.57 /C
Humidity: 62.41 %
before adc : 62570
after adc : 62606
hall_sensor_ampere :0.153
NTC_R value :10.998
loop time is:62606
before 485 parse62606
PWM set DUTY is : 915
Parsed power values:
laser0_power: 915
laser1_power: 900
laser2_power: 950
laser3_power: 1022
laser4_power: 0
laser5_power: 0
after 485 parse62619

485:13ms

 

单个通道的ads1115读取数据：（9ms）

before sht30 : 8737
after sht30 : 8778
Temperature: 28.09 /C
Humidity: 63.53 %
before adc : 8779
after adc : 8788
hall_sensor_ampere :-0.170
NTC_R value :0.000
loop time is:8788
before 485 parse8788
after 485 parse8788
   
before sht30 : 8799
after sht30 : 8840
Temperature: 28.11 /C
Humidity: 63.53 %
before adc : 8841
after adc : 8850
hall_sensor_ampere :-0.170
NTC_R value :0.000
loop time is:8850
before 485 parse8850
after 485 parse8850
   
before sht30 : 8861
after sht30 : 8902
Temperature: 28.11 /C
Humidity: 63.54 %
before adc : 8903
after adc : 8912
hall_sensor_ampere :-0.175
NTC_R value :0.000
loop time is:8912
before 485 parse8912
after 485 parse8912

oled刷新数据速度：27ms

before sht30 : 9584
after sht30 : 9625
Temperature: 28.00 /C
Humidity: 63.38 %
before oled : 9626
after oled : 9653
before adc : 9653
after adc : 9662
hall_sensor_ampere :-0.021
NTC_R value :0.000
loop time is:9662
before 485 parse9662
after 485 parse9662
   
before sht30 : 9673
after sht30 : 9714
Temperature: 28.03 /C
Humidity: 63.37 %
before oled : 9715
after oled : 9742
before adc : 9742
after adc : 9751
hall_sensor_ampere :-0.026
NTC_R value :0.000
loop time is:9751
before 485 parse9751
after 485 parse9751
   
before sht30 : 9762
after sht30 : 9803
Temperature: 28.03 /C
Humidity: 63.35 %
before oled : 9804
after oled : 9831
before adc : 9831
after adc : 9840
hall_sensor_ampere :-0.017
NTC_R value :0.000
loop time is:9840
before 485 parse9840
after 485 parse9840

以上为标准默认的iic模式，速度为100khz，改为400khz后：

before sht30 : 9578
after sht30 : 9619
Temperature: 27.73 /C
Humidity: 60.89 %
before oled : 9620
after oled : 9647
before adc : 9647
after adc : 9656
hall_sensor_ampere :-0.043
NTC_R value :0.000
loop time is:9656
before 485 parse9656
after 485 parse9656

响应速度未变化，ntc阻值i读取错误，显示0r，说明ads不支持如此高的通信速度