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This commit is contained in:
Christian Zufferey
2020-01-26 17:26:45 +01:00
parent 564d08bb0b
commit b1dfd3ccfc
1 changed files with 19 additions and 6 deletions
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25
Mesures/ADC/ADS1115/0_ads1115.lua
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@@ -1,7 +1,7 @@
-- Lit le le petit convertisseur ADC ADS1115 -- Lit le le petit convertisseur ADC ADS1115
function readADS1115() function readADS1115()
if verbose then print("\n 0_ads1115.lua zf200126.1525 \n") end if verbose then print("\n 0_ads1115.lua zf200126.1709 \n") end
id = 0 sda = 5 scl = 6 addr = 0x48 id = 0 sda = 5 scl = 6 addr = 0x48
@@ -10,13 +10,26 @@ function readADS1115()
function read_ADS1115(ADCnum) function read_ADS1115(ADCnum)
ads1115.reset() ads1115.reset()
adc1 = ads1115.ads1115(id, addr) adc1 = ads1115.ads1115(id, addr)
-- single shot -- single shot
adc1:setting(ads1115.GAIN_6_144V, ads1115.DR_128SPS, ads1115.SINGLE_0, ads1115.SINGLE_SHOT) -- adc1:setting(ads1115.GAIN_6_144V, ads1115.DR_128SPS, ads1115.SINGLE_0, ads1115.SINGLE_SHOT)
-- continuous mode
adc1:setting(ads1115.GAIN_6_144V, ads1115.DR_128SPS, ads1115.SINGLE_0, ads1115.CONTINUOUS)
-- start adc conversion and get result in callback after conversion is ready -- start adc conversion and get result in callback after conversion is ready
adc1:startread(function(volt, volt_dec, adc, sign) print(volt, volt_dec, adc, sign) end) -- adc1:startread(function(volt, volt_dec, adc, sign)
-- print("startread",volt, volt_dec, adc, sign)
-- end)
-- continuous mode
-- adc1:setting(ads1115.GAIN_6_144V, ads1115.DR_128SPS, ads1115.SINGLE_0, ads1115.CONTINUOUS)
tmr.delay(18*1000)
t1=tmr.now()
volt, volt_dec, adc, sign = adc1:read()
t2=tmr.now()
print("read, t2-t1: ",(t2-t1)/1000)
print(volt, volt_dec, adc, sign)
end end
--[[ --[[