add rp2040 ex. for guide

Author: brentru

examples/esp32spi_simpletest_rp2040.py

@@ -1,25 +1,71 @@
+# SPDX-FileCopyrightText: 2019 ladyada for Adafruit Industries
+# SPDX-License-Identifier: MIT
+
 import board
 import busio
 from digitalio import DigitalInOut
-
-from adafruit_esp32spi import adafruit_esp32spi
 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("Raspberry Pi 2040 - ESP32SPI hardware test")
+print("Raspberry Pi RP2040 - ESP32 SPI webclient test")
 
+TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"
+JSON_URL = "http://api.coindesk.com/v1/bpi/currentprice/USD.json"
+
+# Raspberry Pi RP2040 Pinout
 esp32_cs = DigitalInOut(board.GP13)
 esp32_ready = DigitalInOut(board.GP14)
 esp32_reset = DigitalInOut(board.GP15)
 
-spi = busio.SPI(clock=board.GP10, MOSI=board.GP11, MISO=board.GP12)
+spi = busio.SPI(board.GP10, board.GP11, board.GP12)
 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("\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("Ping google.com: %d ms" % esp.ping("google.com"))
+
+# esp._debug = True
+print("Fetching text from", TEXT_URL)
+r = requests.get(TEXT_URL)
+print("-" * 40)
+print(r.text)
+print("-" * 40)
+r.close()
+
+print()
+print("Fetching json from", JSON_URL)
+r = requests.get(JSON_URL)
+print("-" * 40)
+print(r.json())
+print("-" * 40)
+r.close()
 
-print("Done!")
+print("Done!")