Add method blink_all_leds()

Add source codes .py

.gitignore

@@ -0,0 +1,2 @@
+.micropico
+.vscode

EasyPicoPCB.py

@@ -0,0 +1,84 @@
+# EasyPicoPCB (2024-04-22)
+# Raspberry Pi Pico : https://www.raspberrypi.com/products/raspberry-pi-pico/
+# Documentation, tutorials : https://projects.raspberrypi.org
+# Book1 : https://hackspace.raspberrypi.com/books/micropython-pico
+# MicroPython : https://micropython.org
+# Thonny IDE : https://thonny.org
+import machine
+import utime
+
+# External button S1 (GPIO16, pin 21)
+buttonS1 = machine.Pin(16, machine.Pin.IN, machine.Pin.PULL_DOWN)
+# External button S2 (GPIO17, pin 22)
+buttonS2 = machine.Pin(17, machine.Pin.IN, machine.Pin.PULL_DOWN)
+# External button S3 (GPIO18, pin 24)
+buttonS3 = machine.Pin(18, machine.Pin.IN, machine.Pin.PULL_DOWN)
+
+# External LED LED1 (GPIO15, pin 20)
+led1 = machine.Pin(15, machine.Pin.OUT)
+# External LED LED2 (GPIO14, pin 19)
+led2 = machine.Pin(14, machine.Pin.OUT)
+# External LED LED3 (GPIO13, pin 17)
+led3 = machine.Pin(13, machine.Pin.OUT)
+# Pico on-board LED (GPIO25)
+ledOnboard = machine.Pin(25, machine.Pin.OUT)
+
+# Potentiometer P1 (ADC0, GPIO26, pin31)
+pot1 = machine.ADC(26)
+# Potentiometer P2 (ADC1, GPIO27, pin32)
+pot2 = machine.ADC(27)
+# Potentiometer P3 (ADC2, GPIO28, pin34)
+pot3 = machine.ADC(28)
+# 3.3V from Pico (12 bits)
+# See page 92, the analogue-to-digital converter in [Book1]
+conversionFactor = 3.3 / (65535)
+
+# Handler for buttons IRQ
+def buttons_handler(pin):
+    if buttonS1.value() == 1:
+        _led1 = led1.value()
+        if _led1 == 1:
+            led1.off()
+        else:
+            led1.on()
+    if buttonS2.value() == 1:
+        _led2 = led2.value()
+        if _led2 == 1:
+            led2.off()
+        else:
+            led2.on()
+    if buttonS3.value() == 1:
+        _led3 = led3.value()
+        if _led3 == 1:
+            led3.off()
+        else:
+            led3.on()
+
+# Blink LEDs (at startup for example)
+def blink_all_leds(all_leds):
+    for led in all_leds:
+        # Check if the object is a LED
+        if hasattr(led, "on"):
+            led.on()
+            utime.sleep(0.1)
+            led.off()
+
+# Buttons triggers
+buttonS1.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
+buttonS2.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
+buttonS3.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
+
+# Check all LEDs
+blink_all_leds((led1, led2, led3, ledOnboard))
+
+# Pico Status
+ledOnboard.on()
+
+# Show graphics in Thonny plotter with text values
+while True:
+    # https://mkaz.blog/code/python-string-format-cookbook/
+    valueP1 = "pot1:{:.2f}".format(pot1.read_u16() * conversionFactor)
+    valueP2 = "pot2:{:.2f}".format(pot2.read_u16() * conversionFactor)
+    valueP3 = "pot3:{:.2f}".format(pot3.read_u16() * conversionFactor)
+    print("Min:0", valueP1, valueP2, valueP3, "Max:3.5")
+    utime.sleep(0.3)

README.md

@@ -21,7 +21,7 @@ The Fritzing project [EasyPicoPCB_fritzing.fzz](EasyPicoPCB_fritzing.fzz) is a c
 The code with Thonny IDE and its plotter window :
 
 ```python
-# EasyPicoPCB (2023-10-09)
+# EasyPicoPCB (2024-04-22)
 # Raspberry Pi Pico : https://www.raspberrypi.com/products/raspberry-pi-pico/
 # Documentation, tutorials : https://projects.raspberrypi.org
 # Book1 : https://hackspace.raspberrypi.com/books/micropython-pico
@@ -76,12 +76,24 @@ def buttons_handler(pin):
             led3.off()
         else:
             led3.on()
+
+# Blink LEDs (at startup for example)
+def blink_all_leds(all_leds):
+    for led in all_leds:
+        # Check if the object is a LED
+        if hasattr(led, "on"):
+            led.on()
+            utime.sleep(0.1)
+            led.off()
 
 # Buttons triggers
 buttonS1.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
 buttonS2.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
 buttonS3.irq(trigger=machine.Pin.IRQ_RISING, handler=buttons_handler)
 
+# Check all LEDs
+blink_all_leds((led1, led2, led3, ledOnboard))
+
 # Pico Status
 ledOnboard.on()
 

joystickXL/EasyPicoPCB_JoystickXL.py

@@ -0,0 +1,89 @@
+# EasyPicoPCB code example in CircuitPython and JoystickXL (2024-02-16)
+# Original project : https://github.com/Mick3DIY/EasyPicoPCB
+# Raspberry Pi Pico : https://www.raspberrypi.com/products/raspberry-pi-pico/
+# Documentation, tutorials : https://projects.raspberrypi.org
+# CircuitPython : https://learn.adafruit.com/welcome-to-circuitpython
+# JoystickXL : https://circuitpython-joystickxl.readthedocs.io
+# Thonny IDE : https://thonny.org
+import board
+import time
+import digitalio
+import analogio
+
+from joystick_xl.inputs import Axis, Button
+from joystick_xl.joystick import Joystick
+
+# External button S1 (GPIO16, pin 21)
+buttonS1 = digitalio.DigitalInOut(board.GP16)
+buttonS1.direction = digitalio.Direction.INPUT
+buttonS1.pull = digitalio.Pull.DOWN
+# External button S2 (GPIO17, pin 22)
+buttonS2 = digitalio.DigitalInOut(board.GP17)
+buttonS2.direction = digitalio.Direction.INPUT
+buttonS2.pull = digitalio.Pull.DOWN
+# External button S3 (GPIO18, pin 24)
+buttonS3 = digitalio.DigitalInOut(board.GP18)
+buttonS3.direction = digitalio.Direction.INPUT
+buttonS3.pull = digitalio.Pull.DOWN
+
+# External LED LED1 (GPIO15, pin 20)
+led1 = digitalio.DigitalInOut(board.GP15)
+led1.direction = digitalio.Direction.OUTPUT
+# External LED LED2 (GPIO14, pin 19)
+led2 = digitalio.DigitalInOut(board.GP14)
+led2.direction = digitalio.Direction.OUTPUT
+# External LED LED3 (GPIO13, pin 17)
+led3 = digitalio.DigitalInOut(board.GP13)
+led3.direction = digitalio.Direction.OUTPUT
+# Pico on-board LED (GPIO25)
+ledOnboard = digitalio.DigitalInOut(board.GP25)
+ledOnboard.direction = digitalio.Direction.OUTPUT
+
+# Potentiometer P1 (ADC0, GPIO26, pin31)
+pot1 = analogio.AnalogIn(board.GP26)
+# Potentiometer P2 (ADC1, GPIO27, pin32)
+pot2 = analogio.AnalogIn(board.GP27)
+# Potentiometer P3 (ADC2, GPIO28, pin34)
+pot3 = analogio.AnalogIn(board.GP28)
+# https://docs.circuitpython.org/en/latest/shared-bindings/analogio/index.html#analogio.AnalogIn
+conversionFactor = pot1.reference_voltage / (65535)
+
+js = Joystick()
+
+js.add_input(
+    Button(buttonS1, active_low=False), Button(buttonS2, active_low=False), Button(buttonS3, active_low=False),
+    Axis(pot1), Axis(pot2), Axis(pot3),
+)
+
+# Pico Status
+ledOnboard.value = True
+
+# Show axis values or graphic lines in Thonny plotter with text values
+while True:
+    # External button S1
+    if js.button[0].is_pressed:
+        led1.value = True
+    else:
+        led1.value = False
+    # External button S2
+    if js.button[1].is_pressed:
+        led2.value = True
+    else:
+        led2.value = False
+    # External button S3
+    if js.button[2].is_pressed:
+        led3.value = True
+    else:
+        led3.value = False
+
+    # Values from axis
+    #print("Min:0", js.axis[0].value, js.axis[1].value, js.axis[2].value, "Max:255")
+
+    # https://mkaz.blog/code/python-string-format-cookbook/
+    valueP1 = "pot1:{:.2f}".format(pot1.value * conversionFactor)
+    valueP2 = "pot2:{:.2f}".format(pot2.value * conversionFactor)
+    valueP3 = "pot3:{:.2f}".format(pot3.value * conversionFactor)
+    print("Min:0", valueP1, valueP2, valueP3, "Max:3.5")
+
+    js.update()
+    time.sleep(0.3) #Important !

joystickXL/README.md

@@ -35,7 +35,7 @@ Then create a new file *code.py* in the Pico board with Thonny IDE with the code
 ![](assets/EasyPicoPCB_joystickXL_directories.png)
 
 ```python
-# EasyPicoPCB code example in CircuitPython and JoystickXL
+# EasyPicoPCB code example in CircuitPython and JoystickXL (2024-02-16)
 # Original project : https://github.com/Mick3DIY/EasyPicoPCB
 # Raspberry Pi Pico : https://www.raspberrypi.com/products/raspberry-pi-pico/
 # Documentation, tutorials : https://projects.raspberrypi.org