add example for manually setting the network configuration

Author: brentru

examples/wiznet5k_simpletest_manual_network.py

@@ -0,0 +1,43 @@
+import board
+import busio
+import digitalio
+import adafruit_requests as requests
+from adafruit_wiznet5k.adafruit_wiznet5k import WIZNET5K
+import adafruit_wiznet5k.adafruit_wiznet5k_socket as socket
+
+TEXT_URL = "http://wifitest.adafruit.com/testwifi/index.html"
+
+# Setup your network configuration below
+IP_ADDRESS = (192, 168, 10, 1)
+SUBNET_MASK = (255, 255, 0, 0)
+GATEWAY_ADDRESS = (192, 168, 0, 1)
+DNS_SERVER = (8, 8, 8, 8)
+
+print("Wiznet5k WebClient Test (no DHCP)")
+
+cs = digitalio.DigitalInOut(board.D10)
+spi_bus = busio.SPI(board.SCK, MOSI=board.MOSI, MISO=board.MISO)
+
+# Initialize ethernet interface without DHCP
+eth = WIZNET5K(spi_bus, cs, is_dhcp=False)
+
+# Set network configuration
+eth.ifconfig = (IP_ADDRESS, SUBNET_MASK, GATEWAY_ADDRESS, DNS_SERVER)
+
+# Initialize a requests object with a socket and ethernet interface
+requests.set_socket(socket, eth)
+
+print("Chip Version:", eth.chip)
+print("MAC Address:", [hex(i) for i in eth.mac_address])
+print("My IP address is:", eth.pretty_ip(eth.ip_address))
+print("IP lookup adafruit.com: %s" %eth.pretty_ip(eth.get_host_by_name("adafruit.com")))
+
+#eth._debug = True
+print("Fetching text from", TEXT_URL)
+r = requests.get(TEXT_URL)
+print('-'*40)
+print(r.text)
+print('-'*40)
+r.close()
+
+print()