A potentially better example for UART on the Pico

uart/uart.py

@@ -1,22 +1,13 @@
-from machine import UART, Pin
+from machine import UART, Pin
-from time import sleep_us
+
-
+uart1 = UART(1, baudrate=9600, tx=Pin(8), rx=Pin(9), bits=8, parity=None, stop=1)
-class myUART(UART):
+uart1.write(b'UART on GPIO8&9 at 9600 baud\n\r')
-    def readUntil(self, termination, maxlen=-1, includeTermination=True):
+
-        result = ''
+uart0 = UART(0)
-        while maxlen < 0 or len(result) < maxlen:
+uart0.write(b'UART on GPIO0&1 at 115200 baud\n\r')
-            if self.any():
+
-                #print("here")
+rxData = bytes()
-                result += chr(self.read(1)[0])
+while uart0.any() > 0:
-                #print(result)
+    rxData += uart0.read(1)
-                if result.endswith(termination):
+
-                    if not includeTermination:
+print(rxData)
-                        result = result[:-len(termination)]
-                    break
-            sleep_us(10)
-        return result
-
-uart = myUART(0, baudrate=9600, tx=Pin(0), rx=Pin(1), bits=8, parity=None, stop=1)
-
-uart.write("AT+GMR\r\n")
-print(uart.readUntil('OK',maxlen=-1, includeTermination=True))