Merge pull request #397 from pimoroni/hel_more_tufty_examples

Add boot button to button test, new LED PWM example

README.md

@@ -71,6 +71,7 @@ We also maintain a C++/CMake boilerplate with GitHub workflows configured for te
 * Pico Display 2.0 - https://shop.pimoroni.com/products/pico-display-pack-2-0
 
 ## SHIMs
+
 * LiPo SHIM for Pico - https://shop.pimoroni.com/products/pico-lipo-shim
 * Motor SHIM for Pico - https://shop.pimoroni.com/products/motor-shim-for-pico
 
@@ -79,6 +80,9 @@ We also maintain a C++/CMake boilerplate with GitHub workflows configured for te
 * Plasma 2040 (LED strip driver) - https://shop.pimoroni.com/products/plasma-2040
 * Interstate 75 (HUB75 driver) - https://shop.pimoroni.com/products/interstate-75
 * Badger 2040 (E Ink badge) - https://shop.pimoroni.com/products/badger-2040
+* Servo 2040 (18 Channel Servo Controller) - https://shop.pimoroni.com/products/servo-2040
+* Motor 2040 (Quad Motor+Encoder Controller) - https://shop.pimoroni.com/products/motor-2040
+* Tufty 2040 (LCD badge) - https://shop.pimoroni.com/products/tufty-2040
 
 ## Breakouts
 
@@ -109,6 +113,7 @@ We also maintain a C++/CMake boilerplate with GitHub workflows configured for te
 * PWM3901/PAA5100JE - Near Optical Flow Sensor - https://shop.pimoroni.com/products/paa5100je-optical-tracking-spi-breakout
 * ICP10125 - High Accuracy Pressure / Altitude / Temperature Sensor - https://shop.pimoroni.com/products/icp10125-air-pressure-breakout
 * SCD41 CO2 Sensor (Carbon Dioxide / Temperature / Humidity) - https://shop.pimoroni.com/products/scd41-co2-sensor-breakout
+* VL53L5CX 8x8 Time of Flight Array Sensor - https://shop.pimoroni.com/products/vl53l5cx-time-of-flight-tof-sensor-breakout
 
 
 # Tutorials & Guides
@@ -118,3 +123,6 @@ We also maintain a C++/CMake boilerplate with GitHub workflows configured for te
 - :link: [Getting Started with Interstate 75](https://learn.pimoroni.com/article/getting-started-with-interstate-75)
 - :link: [Getting Started with Plasma 2040](https://learn.pimoroni.com/article/plasma-2040)
 - :link: [Assembling Keybow 2040](https://learn.pimoroni.com/article/assembling-keybow-2040)
+- :link: [Getting Started with Badger 2040](https://learn.pimoroni.com/article/getting-started-with-badger-2040)
+- :link: [MicroPython and VL53L5CX](https://learn.pimoroni.com/article/micropython-and-vl53l5cx)
+- :link: [Getting Started with Tufty 2040](https://learn.pimoroni.com/article/getting-started-with-tufty-2040)

micropython/examples/tufty2040/button_test.py

@@ -14,6 +14,7 @@ button_b = Button(8, invert=False)
 button_c = Button(9, invert=False)
 button_up = Button(22, invert=False)
 button_down = Button(6, invert=False)
+button_boot = Button(23, invert=True)
 
 WHITE = display.create_pen(255, 255, 255)
 BLACK = display.create_pen(0, 0, 0)
@@ -22,6 +23,7 @@ MAGENTA = display.create_pen(255, 0, 255)
 YELLOW = display.create_pen(255, 255, 0)
 RED = display.create_pen(255, 0, 0)
 GREEN = display.create_pen(0, 255, 0)
+BLUE = display.create_pen(0, 0, 255)
 
 WIDTH, HEIGHT = display.get_bounds()
 
@@ -54,7 +56,7 @@ while True:
         display.set_pen(BLACK)
         display.clear()
         display.set_pen(YELLOW)
-        display.text("Button up pressed", 10, 10, WIDTH - 10, 3)
+        display.text("Button UP pressed", 10, 10, WIDTH - 10, 3)
         display.update()
         time.sleep(1)
 
@@ -62,7 +64,15 @@ while True:
         display.set_pen(BLACK)
         display.clear()
         display.set_pen(GREEN)
-        display.text("Button down pressed", 10, 10, WIDTH - 10, 3)
+        display.text("Button DOWN pressed", 10, 10, WIDTH - 10, 3)
+        display.update()
+        time.sleep(1)
+
+    elif button_boot.is_pressed:
+        display.set_pen(BLACK)
+        display.clear()
+        display.set_pen(BLUE)
+        display.text("Button BOOT/USR pressed", 10, 10, WIDTH - 10, 3)
         display.update()
         time.sleep(1)
 

micropython/examples/tufty2040/led_pwm.py

@@ -0,0 +1,17 @@
+# This example shows how you can control the brightness of Tufty's activity LED, using PWM.
+# More about PWM / frequency / duty cycle here: https://projects.raspberrypi.org/en/projects/getting-started-with-the-pico/7
+
+from machine import Pin, PWM
+from time import sleep
+
+pwm = PWM(Pin(25))
+
+pwm.freq(1000)
+
+while True:
+    for duty in range(65025):
+        pwm.duty_u16(duty)
+        sleep(0.0001)
+    for duty in range(65025, 0, -1):
+        pwm.duty_u16(duty)
+        sleep(0.0001)