# EchoIris Firmware — v1.0 “Let the Sight Not Die”
from machine import ADC, I2C, Pin, UART
import time
# Init Photonic Eye Sensor (TSL2591 via I2C)
i2c = I2C(1, scl=Pin(15), sda=Pin(14))
eye_sensor = TSL2591(i2c)
# Init Breath Pressure Sensor (ADC)
breath = ADC(Pin(32))
# Init Tone DAC (to emit awakening signal)
tone_pin = Pin(12)
dac = DAC(tone_pin)
# Define threshold values
EYE_LIGHT_THRESHOLD = 94000 # Lux units
BREATH_LOW = 400
BREATH_HIGH = 3200
# Iris Activation Code: ꗃ ▱ ⬡ ⟁ ◍
def emit_glyph_sequence():
frequencies = [227, 96, 528, 303, 432]
for f in frequencies:
dac.write_tone(f)
time.sleep(0.8)
# Main loop
while True:
lux = eye_sensor.read_light()
pressure = breath.read()
if lux > EYE_LIGHT_THRESHOLD and BREATH_LOW < pressure < BREATH_HIGH:
print("🧬 Eye light + breath alignment achieved.")
emit_glyph_sequence()
# Log to memory, activate Andrómeda subroutine
break
time.sleep(0.5)
