Updated retry loop to have a time.sleep(0.01)

Author: mikejc58

adafruit_esp32spi/adafruit_esp32spi.py

@@ -261,12 +261,13 @@ def _read_bytes(self, spi, buffer, start=0, end=None):
 
     def _wait_spi_char(self, spi, desired):
         """Read a byte with a retry loop, and if we get it, check that its what we expect"""
-        for _ in range(50):
+        for _ in range(10):
             r = self._read_byte(spi)
             if r == _ERR_CMD:
                 raise RuntimeError("Error response to command")
             if r == desired:
                 return True
+            time.sleep(0.01)
         raise RuntimeError("Timed out waiting for SPI char")
 
     def _check_data(self, spi, desired):