demo

Author: ladyada

examples/esp32spi_simpletest.py

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+import board
+import busio
+from digitalio import DigitalInOut
+
+from adafruit_esp32spi import adafruit_esp32spi
+import adafruit_esp32spi.adafruit_esp32spi_requests as requests
+
+print("ESP32 SPI webclient test")
+
+TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"
+JSON_URL = "http://api.coindesk.com/v1/bpi/currentprice/USD.json"
+
+esp32_cs = DigitalInOut(board.ESP_CS)
+esp32_ready = DigitalInOut(board.ESP_BUSY)
+esp32_gpio0 = DigitalInOut(board.ESP_GPIO0)
+esp32_reset = DigitalInOut(board.ESP_RESET)
+spi = busio.SPI(board.SCK, board.MOSI, board.MISO)
+esp = adafruit_esp32spi.ESP_SPIcontrol(spi, esp32_cs, esp32_ready, esp32_reset, esp32_gpio0)
+
+requests.set_interface(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])
+print("APs: ", esp.scan_networks())
+print("Connecting to AP...")
+esp.connect_AP(b'adafruit', b'ffffffff')
+print("Connected to", esp.ssid, "RSSI", 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(r.text)
+r.close()
+
+print("Fetching json from", JSON_URL)
+r = requests.get(JSON_URL)
+print(r.json())
+r.close()
+
+print("Done!")