Added pico w support

Rpi_Pico_W_Code/main.py

@@ -0,0 +1,88 @@
+username = "lucasz228"
+mining_key = "None"
+avrMinerName = "picoW"
+wifiSSID = "wifiSSID"
+wifiPassword = "wifiPassword"
+
+
+import hashlib
+import network
+from socket import socket
+import time
+import machine
+import binascii
+
+led = machine.Pin("LED", machine.Pin.OUT)
+
+wlan = network.WLAN(network.STA_IF)
+wlan.active(True)
+wlan.connect(wifiSSID, wifiPassword)
+while wlan.isconnected() == False:
+    print(time.time(), 'Waiting for connection...')
+    time.sleep(1)
+print(time.time(), 'Connection successful')
+print(time.time(), 'Network config:', wlan.ifconfig())
+
+soc = socket()
+
+
+def DUCOS1(last_h: str, exp_h: str, diff: int):
+    hashingStartTime = time.time_ns()
+    for nonce in range(100 * diff + 1):
+        temp_h = hashlib.sha1(last_h.encode('ascii'))
+        temp_h.update(str(nonce).encode('ascii'))
+        d_res = binascii.hexlify(temp_h.digest()).decode('ascii')
+
+        if d_res == exp_h:
+            time_elapsed = time.time_ns() - hashingStartTime
+            if time_elapsed > 0:
+                hashrate = 1e9 * nonce / time_elapsed
+            else:
+                return [nonce, 0]
+
+            return [nonce, hashrate]
+    return [0, 0]
+
+start_diff = "DUE"
+
+print(time.time(), 'Searching for fastest connection to the server')
+NODE_ADDRESS, NODE_PORT = "177.92.44.137", 6403
+print(time.time(), 'Connecting to the server',
+      NODE_ADDRESS, "on port", NODE_PORT)
+soc.connect((str(NODE_ADDRESS), int(NODE_PORT)))
+print(time.time(), 'Fastest connection found')
+server_version = soc.recv(100).decode()
+print(time.time(), 'Server Version: ' + server_version)
+
+# Mining section
+while True:
+    # Send job request for lower diff
+    soc.send(bytes("JOB," + str(username) + "," + start_diff +
+             "," + str(mining_key), "utf8"))
+    print(time.time(), 'Requested job with diff', start_diff)
+
+    # Receive work
+    job = soc.recv(1024).decode().rstrip("\n")
+    print(time.time(), 'Received job', job)
+    # Split received data to job and difficulty
+    job = job.split(",")
+    difficulty = job[2]
+    result, hashrate = DUCOS1(job[0], job[1], int(difficulty))
+    print(time.time(), 'Solved job with diff', difficulty)
+    print(time.time(), 'Result is', result)
+    # Send numeric result to the server
+    soc.send(bytes(str(result) + "," + str(hashrate) + ",Official AVR Miner 4.0," +
+             avrMinerName + "," + "DUCOID0000000000000000", "utf8"))
+
+    # Get feedback about the result
+    feedback = soc.recv(1024).decode().rstrip("\n")
+    # If result was good
+    if feedback == "GOOD":
+        print(time.time(), 'Accepted share', result, "Hashrate",
+              (hashrate/1000), "kH/s", "Difficulty", difficulty)
+    # If result was incorrect
+    elif feedback == "BAD":
+        print(time.time(), 'Rejected share', result, "Hashrate",
+              (hashrate/1000), "kH/s", "Difficulty", difficulty)
+    else:
+        print(time.time(), 'Error:', feedback)