robin/morseanalyser
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went more context sensitive and it seem to be working better

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This commit is contained in:
Robin Clark 2022-07-17 11:41:12 +01:00
parent ce1ea4d0e8
commit 17950325f3
1 changed files with 46 additions and 17 deletions
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57
main.py
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@ -4,12 +4,12 @@ from PicoAirQuality import KitronikBME688, KitronikButton, KitronikDataLogger,
KitronikOLED, KitronikRTC, KitronikZIPLEDs,\ KitronikOLED, KitronikRTC, KitronikZIPLEDs,\
KitronikBuzzer KitronikBuzzer
import time import time
from array import array
#from datetime import datetime #from datetime import datetime
logFileName = "atmosphere_log.txt" logFileName = "atmosphere_log.txt"
mindex=0
morse = []
bme688 = KitronikBME688() bme688 = KitronikBME688()
oled = KitronikOLED() oled = KitronikOLED()
rtc = KitronikRTC() rtc = KitronikRTC()
@ -28,6 +28,8 @@ beeper = KitronikBuzzer()
buttons = KitronikButton() buttons = KitronikButton()
last_pv = 0 last_pv = 0
last_tt = 0 last_tt = 0
spurious = 0 # interrupts are often repeated for the low level
# make this array size 20. A morse char of 5 dots|dashes # make this array size 20. A morse char of 5 dots|dashes
# would take up 10 slots max. # would take up 10 slots max.
# #
@ -49,23 +51,31 @@ class buttonEvent:
# print("button B pressed", buttonB) # print("button B pressed", buttonB)
def ButtonB_f_IRQHandler(pin): def ButtonB_f_IRQHandler(pin):
global last_pv, last_tt global last_pv, last_tt, spurious, mindex
pv = pin.value() pv = pin.value()
tt = time.ticks_ms() tt = time.ticks_ms()
print("button B IRQ", tt, pv) #print("button B IRQ", tt, pv)
if last_pv == pv : # get get spurious 0 level ints if last_pv == pv : # get get spurious 0 level ints
print("two ints @ same level in a row",pv) # ignore #print("two ints @ same level in a row",pv) # ignore
spurious += 1
else: else:
b=buttonEvent(time.ticks_ms(),pv) #b=buttonEvent(time.ticks_ms(),pv)
d = tt - last_tt d = tt - last_tt
if pv: if pv:
print(" duration of inter-m space ", d) #print(" duration of inter-m space ", d)
if d < 600:
print (" ")
else:
print (" interval ")
mindex += 1;
beeper.playTone(600) beeper.playTone(600)
else: else:
print(" duration of press ", d) #print(" duration of press ", d)
if d > 300: if d > 300:
morse.append("-");
print ("DAH") print ("DAH")
else: else:
morse.append(".");
print ("DIT") print ("DIT")
beeper.stopTone() beeper.stopTone()
last_pv = pv last_pv = pv
@ -76,14 +86,33 @@ def ButtonB_f_IRQHandler(pin):
buttons.buttonB.irq(trigger=machine.Pin.IRQ_FALLING|machine.Pin.IRQ_RISING, handler=ButtonB_f_IRQHandler) buttons.buttonB.irq(trigger=machine.Pin.IRQ_FALLING|machine.Pin.IRQ_RISING, handler=ButtonB_f_IRQHandler)
#buttons.buttonB.irq(trigger=machine.Pin.IRQ_RISING, handler=ButtonB_r_IRQHandler) #buttons.buttonB.irq(trigger=machine.Pin.IRQ_RISING, handler=ButtonB_r_IRQHandler)
def decode_morse():
global morse
dm_a = [".","-"]
dm_b = ["-",".",".","."]
dm_e = ["."]
dm_i = [".","."]
dm_s = [".",".","."]
if morse == dm_e:
print ("E")
if morse == dm_a:
print ("A")
if morse == dm_i:
print ("I")
if morse == dm_s:
print ("S")
def process_morse(): def process_morse():
#global mbuf # : why python WHY: why muck everyone about with local fucking copies your sxdjhklazsedfbokhjlfvbegrhjk global last_tt, morse
#global mbuf, mindex, mindex_t, mcount, mmaxindex, oled, old_m_count tt = time.ticks_ms()
#for i in range (0,mmaxindex-1): if (tt - last_tt) > 600:
#be = mbuf[i] # morse chacter complete
#print ("be ", be.timestampms, be.pinstate ) if (len(morse) > 0):
print(morse)
decode_morse()
morse = []
oled.clear() oled.clear()
oled.displayText(rtc.readDateString(), 1, 25) oled.displayText(rtc.readDateString(), 1, 25)
oled.displayText(rtc.readTimeString(), 2, 33) oled.displayText(rtc.readTimeString(), 2, 33)