UpyCraft

MicroController/project/workSpace/ldr.py

@@ -0,0 +1,61 @@
+# main.py
+# MicroPython script for ESP8266 (using uPyCraft)
+# Controls an LED based on an LDR sensor reading.
+
+from machine import Pin, ADC
+import time
+
+# --- Configuration ---
+# LDR Sensor connected to the only ADC pin (A0 on most boards).
+# The ADC reads values from 0 (Darkest) to 1024 (Brightest) on the ESP8266.
+LDR_PIN = 0
+adc = ADC(LDR_PIN)
+
+# LED connected to a digital pin (D4/GPIO2 is common on NodeMCU).
+# If you are using the built-in LED, setting Pin(2, Pin.OUT) is correct.
+# Note: The built-in LED on many ESP8266 boards is ACTIVE-LOW (0=ON, 1=OFF).
+LED_PIN = 2 
+led = Pin(LED_PIN, Pin.OUT)
+
+# Threshold: Adjust this value based on your LDR/resistor setup and environment.
+# Values below this threshold will be considered "dark" (LED ON).
+LIGHT_THRESHOLD = 500 
+
+print("LDR Sensor and LED control starting...")
+
+def set_led_state(is_dark):
+    """Sets the LED state based on whether it is dark or bright."""
+    
+    # We use active-low logic for the built-in LED (0=ON, 1=OFF)
+    if is_dark:
+        led.value(0) # Turn LED ON
+        print("-> DARK: LED ON")
+    else:
+        led.value(1) # Turn LED OFF
+        print("-> BRIGHT: LED OFF")
+
+try:
+    while True:
+        # Read the analog value from the LDR (0-1024)
+        ldr_value = adc.read()
+        
+        print(f"LDR Reading: {ldr_value}")
+        
+        # Check if the reading is below the set threshold
+        if ldr_value < LIGHT_THRESHOLD:
+            set_led_state(True)
+        else:
+            set_led_state(False)
+            
+        # Wait for a short period before reading again
+        time.sleep(1)
+
+except KeyboardInterrupt:
+    # Gracefully handle stop command in the REPL
+    led.value(1) # Turn LED OFF on exit
+    print("\nScript stopped by user.")
+    
+# Clean up is not strictly necessary in MicroPython's simple loop, 
+# but good for habit.
+finally:
+    pass

MicroController/project/workSpace/ldr_lamp.py

@@ -0,0 +1,39 @@
+from machine import Pin, ADC
+import time
+
+ldr = ADC(0)
+
+# LEDs: dari gelap -> terang (D8..D0)
+led1 = Pin(15, Pin.OUT)   # D8
+led2 = Pin(13, Pin.OUT)   # D7
+led3 = Pin(12, Pin.OUT)   # D6
+led4 = Pin(14, Pin.OUT)   # D5
+led5 = Pin(16, Pin.OUT)   # D0 (merah)
+
+# Threshold LED (contoh)
+T1 = 1000
+T2 = 800
+T3 = 600
+T4 = 400
+T5 = 200
+
+while True:
+    value = ldr.read()     # 0 - 1023
+    print("LDR:", value)
+
+    # reset LED
+    led1.off(); led2.off(); led3.off(); led4.off(); led5.off()
+
+    # Nyalakan LED sesuai threshold (semakin terang -> lebih banyak LED)
+    if value <= T1:
+        led1.on()
+    if value <= T2:
+        led2.on()
+    if value <= T3:
+        led3.on()
+    if value <= T4:
+        led4.on()
+    if value <= T5:
+        led5.on()
+
+    time.sleep_ms(5)   # delay sangat responsif (sesuai diskusi)

MicroController/project/workSpace/ldr_lamp2.py

@@ -0,0 +1,35 @@
+from machine import Pin, ADC
+import time
+
+ldr = ADC(0)
+
+# menggabungkan menjadi 1 list
+lamp = [
+    machine.Pin(15, machine.Pin.OUT),  # led1
+    machine.Pin(13, machine.Pin.OUT),  # led2
+    machine.Pin(12, machine.Pin.OUT),  # led3
+    machine.Pin(14, machine.Pin.OUT),  # led4
+    machine.Pin(16, machine.Pin.OUT)   # led5
+]
+
+# Threshold LED (contoh)
+thresholds = [1000, 800, 600, 400, 200]
+
+while True:
+    value = ldr.read()    # 0 - 1024
+    print("LDR:", value)
+
+    # 3. Loop gabungan untuk cek threshold DAN kendalikan LED
+    # zip() akan memasangkan setiap LED dengan threshold-nya
+    # (leds[0] dengan thresholds[0], leds[1] dengan thresholds[1], dst.)
+    
+    for led, threshold in zip(lamp, thresholds):
+      # jika value lebih kecil dari trasehold yang dikasih, maka led akan menyala
+        if value <= threshold:
+            led.on()
+      # jika tidak maka akan terjadi sebaliknya
+        else:
+            led.off()
+    
+    time.sleep_ms(5)
+

MicroController/project/workSpace/led3.py

@@ -0,0 +1,34 @@
+import time
+
+from machine import ADC, Pin
+
+ldr = ADC(0)
+
+# 1. Gabungkan semua LED ke dalam satu list
+lamp = [
+    Pin(15, Pin.OUT),  # led1
+    Pin(13, Pin.OUT),  # led2
+    Pin(12, Pin.OUT),  # led3
+    Pin(14, Pin.OUT),  # led4
+    Pin(16, Pin.OUT),  # led5
+]
+
+# Threshold LED (contoh)
+thresholds = [1024, 900, 700, 500, 300]
+
+while True:
+    value = ldr.read()  # 0 - 1023
+    print("LDR:", value)
+
+    for i in range(len(lamp)):  # mengambil range dari variable lamp
+        # Mengambil led dan threshold menggunakan index 'i'
+        led = lamp[i]
+        threshold = thresholds[i]
+
+        if value < threshold:  # jika nilai LDR lebih kecil dari threshold
+            led.on()  # led menyala
+        else:  # jika nilai led lebih besar dari trasehold
+            led.off()  # maka led akan mati
+
+    time.sleep_ms(10)
+