Merge branch 'master' of https://github.com/adafruit/Adafruit_Learning_System_Guides

Author: makermelissa

.github/workflows/githubci.yml

@@ -7,7 +7,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arduino-platform: ["uno", "nrf52832", "cpx_ada", "pyportal", "protrinket_3v", "protrinket_5v", "metro_m0", "esp8266", "esp32", "trinket_3v", "trinket_5v", "gemma", "flora", "feather32u4", "feather_m0_express", "gemma_m0", "trinket_m0", "hallowing_m0", "monster_m4sk", "hallowing_m4", "neotrellis_m4", "pybadge", "cpb", "cpc", "funhouse", "magtag"]
+        arduino-platform: ["uno", "nrf52832", "cpx_ada", "pyportal", "protrinket_3v", "protrinket_5v", "metro_m0", "esp8266", "esp32", "trinket_3v", "trinket_5v", "gemma", "flora", "feather32u4", "feather_m0_express", "gemma_m0", "trinket_m0", "hallowing_m0", "monster_m4sk", "hallowing_m4", "hallowing_m4_tinyusb", "neotrellis_m4", "pybadge", "cpb", "cpc", "funhouse", "magtag"]
 
     runs-on: ubuntu-18.04
 

Arduino_Nano_RP2040_Connect/arduino_nano_rp2040_connect_blink.py

@@ -0,0 +1,17 @@
+import time
+import board
+from digitalio import DigitalInOut, Direction
+
+# LED setup for onboard LED
+led = DigitalInOut(board.LED)
+led.direction = Direction.OUTPUT
+
+while True:
+
+    led.value = True
+    print("led on")
+    time.sleep(1)
+
+    led.value = False
+    print("led off")
+    time.sleep(1)

Arduino_Nano_RP2040_Connect/arduino_nano_rp2040_connect_button.py

@@ -0,0 +1,32 @@
+import time
+import board
+from digitalio import DigitalInOut, Direction, Pull
+
+#  LED setup for onboard LED
+led = DigitalInOut(board.LED)
+led.direction = Direction.OUTPUT
+
+#  button setup
+switch = DigitalInOut(board.D4)
+switch.direction = Direction.INPUT
+switch.pull = Pull.UP
+
+#  variable for number count
+n = 0
+
+while True:
+
+	#  when switch is NOT pressed...
+    if switch.value:
+		#  LED is off
+        led.value = False
+	#  when switch is pressed...
+    else:
+		#  LED is on
+        led.value = True
+		#  value of n increases by 1
+        n += 1
+		#  n is printed to the REPL
+        print("led ON %i" % n)
+	#  delay
+    time.sleep(0.01)

Arduino_Nano_RP2040_Connect/arduino_nano_rp2040_connect_mic.py

@@ -0,0 +1,46 @@
+'''Adapted from the example code DM_Mic_Sound_Level_Plot.py
+https://github.com/adafruit/Adafruit_Learning_System_Guides/
+blob/master/PDM_Microphone/PDM_Mic_Sound_Level_Plot.py '''
+
+import time
+import array
+import math
+import board
+import audiobusio
+import pwmio
+import simpleio
+
+# LED setup
+led = pwmio.PWMOut(board.A1, frequency=5000, duty_cycle=0)
+
+# Remove DC bias before computing RMS.
+def mean(values):
+    return sum(values) / len(values)
+
+def normalized_rms(values):
+    minbuf = int(mean(values))
+    samples_sum = sum(
+        float(sample - minbuf) * (sample - minbuf)
+        for sample in values
+    )
+
+    return math.sqrt(samples_sum / len(values))
+
+mic = audiobusio.PDMIn(board.MICROPHONE_CLOCK,
+                       board.MICROPHONE_DATA, sample_rate=16000, bit_depth=16)
+samples = array.array('H', [0] * 160)
+
+while True:
+
+    mic.record(samples, len(samples))
+    magnitude = normalized_rms(samples)
+    print((magnitude,))
+
+	#  mapping mic's level to LED PWM range
+    mapped_value = simpleio.map_range(magnitude, 75 , 300, 0, 65535)
+
+	#  sending mapped value to LED for PWM
+    led.duty_cycle = int(mapped_value)
+	#  optional logging for mapped_value
+    #  print((mapped_value,))
+    time.sleep(0.01)

Arduino_Nano_RP2040_Connect/arduino_nano_rp2040_connect_wifi.py

@@ -0,0 +1,65 @@
+'''Adapted from the Adafruit_CircuitPython_ESP32SPI
+library example esp32spi_simpletest.py:
+https://github.com/adafruit/Adafruit_CircuitPython_ESP32SPI/
+blob/master/examples/esp32spi_simpletest.py '''
+
+import board
+import busio
+from digitalio import DigitalInOut
+import adafruit_requests as requests
+import adafruit_esp32spi.adafruit_esp32spi_socket as socket
+from adafruit_esp32spi import adafruit_esp32spi
+
+# Get wifi details and more from a secrets.py file
+try:
+    from secrets import secrets
+except ImportError:
+    print("WiFi secrets are kept in secrets.py, please add them there!")
+    raise
+
+print("Arduino Nano RP2040 Connect webclient test")
+
+TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"
+
+#  ESP32 pins
+esp32_cs = DigitalInOut(board.CS1)
+esp32_ready = DigitalInOut(board.ESP_BUSY)
+esp32_reset = DigitalInOut(board.ESP_RESET)
+
+#  uses the secondary SPI connected through the ESP32
+spi = busio.SPI(board.SCK1, board.MOSI1, board.MISO1)
+
+esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset)
+
+requests.set_socket(socket, esp)
+
+if esp.status == adafruit_esp32spi.WL_IDLE_STATUS:
+    print("ESP32 found and in idle mode")
+print("Firmware vers.", esp.firmware_version)
+print("MAC addr:", [hex(i) for i in esp.MAC_address])
+
+for ap in esp.scan_networks():
+    print("\t%s\t\tRSSI: %d" % (str(ap['ssid'], 'utf-8'), ap['rssi']))
+
+print("Connecting to AP...")
+while not esp.is_connected:
+    try:
+        esp.connect_AP(secrets["ssid"], secrets["password"])
+    except RuntimeError as e:
+        print("could not connect to AP, retrying: ", e)
+        continue
+print("Connected to", str(esp.ssid, "utf-8"), "\tRSSI:", esp.rssi)
+print("My IP address is", esp.pretty_ip(esp.ip_address))
+
+print(
+    "IP lookup adafruit.com: %s" % esp.pretty_ip(esp.get_host_by_name("adafruit.com"))
+)
+
+print("Fetching text from", TEXT_URL)
+r = requests.get(TEXT_URL)
+print("-" * 40)
+print(r.text)
+print("-" * 40)
+r.close()
+
+print("Done!")

Astrophotography_Tracker/code.py

@@ -10,7 +10,7 @@
 microsteps = 64 # Microstepping resolution
 total_steps = steps * microsteps # Total microsteps per revolution
 
-wait = 1/ ((gear_ratio * total_steps) / 86400)
+wait = 1/ ((gear_ratio * total_steps) / 86164.1)
 
 step = digitalio.DigitalInOut(board.D6)
 direct = digitalio.DigitalInOut(board.D5)